All Wiring Diagrams for Infiniti Q45 2002

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 2) for Infiniti Q45 2002

List of elements for Automatic A/C Wiring Diagram (1 of 2) for Infiniti Q45 2002:

(behind right side of dash) m114
(behind right side of dash) m115
A/c auto amplifier (behind dash, on left side of center console)
A/c switch
A/c-av (fr tx)
Acc
Air mix door motor (passenger side) (behind right side of center console, on heater unit)
Amb sens
Ambient sensor (attached to hood lock stay)
Av-a/c (fr rx)
Bat
Clk
Clk (fr)
Clk (rr)
Combination meter
Comp on comp on
Ecm comp
Fan on
Fan pwm
Fuse 10a
Fuse block (j/b) 1 (left end of dash)
Gnd
Ground
Hot at all times
Hot in acc or on
Hot in on or start
Ign
In-vehicle sensor (behind lower driver panel)
Incar sens
Intake door motor (behind right side of center console, on heater unit)
Intake sens
J/c 11 (behind right side of dash)
J/c 12 (behind upper center of dash)
J/c 14 (behind right side of dash)
J/c 16 (behind right side of dash)
J/c 19 (behind right side of dash)
J/c 3 (behind left side of dash)
J/c 4 (behind left side of dash)
Lan sig
M119
M120
M25 (behind left side of dash)
M41
M42
Mode door motor (passenger side) (behind right side of center console, on heater unit)
Pnk
Rear control switch
Red
Rr ac (rr tx)
Rr-a/c (rr rx)
Rr/vent actr+
Rr/vent actr-
Sens gnd
Speed sens
Sun sens
Sunload sensor (behind left side of dash)
Sw a/c
Unified meter control unit
Vactr
W/t sens

Automatic A/C Wiring Diagram (2 of 2) for Infiniti Q45 2002

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List of elements for Automatic A/C Wiring Diagram (2 of 2) for Infiniti Q45 2002:

(behind right side of dash) m114
11r
18r
Ac-av
Acclk
Acrly
Air conditioner relay
Air mix door motor (driver side)
Av & navi control unit (or av control unit)
Av-ac
Avcc
Blower motor (below right side of dash, on intake unit)
Blower relay
Bus +
Bus -
Bus shield
Closed
Compressor
Cooling unit assembly
Display
Engine control module (ecm) (behind glove box)
Engine controls system
F101
F102
Fuse 10a
Fuse 15a
Fuse block (j/b) 2 (right kick panel)
Fuse, fusible link & relay block (j/b) (in right front side of engine compartment)
Gnd-a
Hot at all times
Intake sensor
J/c 12 (behind upper center of dash)
J/c 30 (behind right side of dash)
M115 (behind right side of dash)
M83
Mode door motor (driver side)
Multifunction switch
Nca
Open
Pdpres
Pnk
Rear vent door motor (behind left front side of center console)
Red
Refrigerant pressure sensor (front right side of engine compartment, near condenser)
Right side of dash) m115
Shield

ANTI-LOCK BRAKES

Anti-lock Brake Wiring Diagrams (1 of 2) for Infiniti Q45 2002

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List of elements for Anti-lock Brake Wiring Diagrams (1 of 2) for Infiniti Q45 2002:

(near left strut tower) e67
Abs w/l
Ascd
Ascd control unit
Bls
Can-h
Can-l
Computer data lines system
Data link connector (under left side of dash)
Diag-l
Fl mav
Fl mv-av
Fl ss
Fl ss gnd
Fl usv
Fr mav
Fr mv-av
Fr mv-ev
Fr ss
Fr ss gnd
Fr usv
Fuse 17 15a
Fuse 6 10a
Fuse 7 10a
Fuse 9 10a
Fuse block no.1 (behind left end of dash)
Gnd
Gnd1
Gnd2
Hot at all times
Hot in on or start
J/c 11 (behind top center of dash)
J/c 12 (behind top center of dash)
J/c 4 (behind upper left side of dash)
J/c 7 (behind upper left side of dash)
J/c 8 (behind upper left side of dash)
J/c 9 (behind upper left side of dash)
Left front wheel sensor
Left rear wheel sensor
Lis
Pkb sw
Pnk
Pressure sensor
Psm
Pss
Psu
Right front wheel sensor
Right rear wheel sensor
Rl mv-av
Rl mv-ev
Rr mv-av
Rr mv-ev
Rr ss
Rr ss gnd
Rs ss
Rs ss gnd
Rxd
Slip lamp
Stop lamp switch (on bracket, above brake pedal)
Tcs in
Txd
Vcc
Vdc actuator (right rear of engine compartment)
Vdc off lamp
Vdc off sw
Vdc/tcs/abs control unit (behind right kick panel)
Vlp+
Vlp-
Vout
Yrsm
Yrsrff
Yrst
Yrsu

Anti-lock Brake Wiring Diagrams (2 of 2) for Infiniti Q45 2002

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List of elements for Anti-lock Brake Wiring Diagrams (2 of 2) for Infiniti Q45 2002:

(left side of dash) m24
(left side of dash) m25
(near fuse, fusible link & relay block) e24
12v
Abs
Bite
Brake fluid level switch (left rear of engine compt, on brake fluid reservoir)
Bs out
Can-h
Can-l
Combination meter
Computer data lines system
Drs out
Electronic suspension system
Fuse d 30a
Fuse f 30a
Fuse k 50a
Fuse, fusible link & relay block (right front side of engine compt)
Gnd
Ground
Hot at all times
J/c 17 (behind upper right side of dash)
J/c 3 (behind left side of dash)
J/c 5 (behind upper left side of dash)
Low voltage detection circuit
Motor relay
Parking brake switch (behind dash, at park brake assembly)
Precharge pump ((next to brake master cylinder)
Ref
Sensor 1
Sensor 2
Sensor 3
Slip
Solenoid valve relay
Steering wheel angle sensor
Unified meter control unit
Vdc off
Vdc off switch (under left side of dash)
Vdc relay box (behind front grille)
Warnings system
Yaw rate and g sensor (under center console)

ANTI-THEFT

Anti-theft Wiring Diagram (1 of 2) for Infiniti Q45 2002

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List of elements for Anti-theft Wiring Diagram (1 of 2) for Infiniti Q45 2002:

(body ground)
(canada)
(usa)
13r
19r
20b
25r
Accessory
B17
B217
B57
Battery
Between full stroke & neutral
Body control module (bcm) (left kick panel)
Data line a-3
Door sw (as)
Door sw (dr)
Door sw (rr)
Driver's door switch
E62
Front passenger's door switch
Fuse 10a
Fuse 15a
Fuse 20a
Fuse block no. 1 (left end of dash)
Fuse, fusible link & relay box (in right front side of eng compt)
Ground
Head- lamp relay
Headlamp rly
Headlights system
High horn
Hood sw
Hood switch
Horn chirp
Horn relay
Hot at all times
Hot in on or accy
Hot in on or start
Ignition
Joint connector 16 (behind upper right side of dash)
Joint connector 25
Joint connector 3 (behind left side of dash, near fuse block)
Joint connector 37
Joint connector 9 (behind upper left side of dash)
Keyless ground
Keyless power
Keyless sign
Left rear door lock assembly
Low horn
M24 (body ground)
Muti-remote control receiver
Red
Right rear door lock assembly
Theft ind
Trunk lid key cylinder switch (unlock switch)
Trunk room lamp switch
Trunk sw
Trunk unlock sw

Anti-theft Wiring Diagram (2 of 2) for Infiniti Q45 2002

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List of elements for Anti-theft Wiring Diagram (2 of 2) for Infiniti Q45 2002:

B17 (body ground)
B217 (body ground)
Bat (c/b)
Battery
Circuit breaker
Data line a-3
Door
Door locks system
Driver door control unit (inside left front door)
Fuse 10a
Fuse block no. 1 (left end of dash)
Ground
Hot at all times
Joint connector 11 (behind top center of dash, taped to harness)
Joint connector 15 (behind upper right side of dash)
Joint connector 20 (behind upper right side of dash, taped to harness)
Joint connector 21 (behind upper right side of dash)
Joint connector 3 (behind left side of dash, near fuse block)
Joint connector 41
Joint connector 6 (behind upper left side of dash, taped to harness)
Left rear door control unit
Local data line
Lock switch
Locks
M114 (body ground)
M24 (body ground)
Multifunction switch
Passenger's door control unit
Right rear door control unit
Security indicator
System
Unlock sens
Unlock switch

Immobilizer Wiring Diagram (NATS) for Infiniti Q45 2002

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List of elements for Immobilizer Wiring Diagram (NATS) for Infiniti Q45 2002:

(right side of dash)
Ecm (behind glove box)
F8 (left side of engine)
Fuse 1 10a
Fuse 32 10a
Fuse 6 10a
Fuse 8 10a
Fuse block no. 1 (left end of dash)
Fuse block no. 2 (right kick panel)
Hot at all times
Hot in on or start
Joint con- nector 20 (behind upper right side of dash, tape to harness)
Joint con- nector 3 (behind left side of dash, near fuse block)
Joint connector
Joint connector (behind upper left side of dash)
Joint connector (behind upper right side of dash)
Joint connector 11 (behind top center of dash, taped to harness)
Key switch & key lock solenoid
M115
Multi-function switch
Nats antenna amp (in ignition key cylinder)
Nats immu (behind dash, left of steering column)
Red
Security indicator
Steering lock control unit (behind dash, right of steering column)

BODY COMPUTER

Body Computer Wiring Diagrams (1 of 2) for Infiniti Q45 2002

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List of elements for Body Computer Wiring Diagrams (1 of 2) for Infiniti Q45 2002:

(tilt sw (down)
A/d grd
Acc
Auto sens
B17 (below left front seat)
Body control module (bcm) (left kick panel)
Chime
Combo sw (auto)
Data link connector (consult) (under left side of dash, near hood lock release handle)
Defog sw
Defogger system
Detent sw
Door locks system
Door sw (as)
Door sw (rl)
Exterior lights system
Flasher
Front door switch (passenger side)
Fuse 14 10a
Fuse 21 10a
Fuse block no. 1 (left end of dash)
Gnd
Hdlt relay
Headlights system
Hot in accy or on
Hot in start
Iiurx
Iiutx
Ill out
Instrument cluster system
Int (vr)
Interior lights system
Joint connector 3 (behind upper left side of dash)
Joint connector 8 (behind upper left side of dash)
K/less gnd
K/less sig
K/less sig pwr
Left rear door lock assembly (door switch)
Light sw
M24 (left side of dash)
Memory sw 1
Memory sw 2
Memory systems
Mirror sw down
Mirror sw left
Mirror sw right
Mirror sw up
Mirrors system
Navigation system
Pnk
Red
Seats system
Select sw lh
Select sw rh
Set sw
Shift interlock system
Shift lock sol
Speed sig
Tail relay
Telesco sw (fr)
Tilt sens
Tilt sw (up)
Tilt/tele sen pwr
Warning systems
Wash sw
Wiper/washer system
Wipr int sw

Body Computer Wiring Diagrams (2 of 2) for Infiniti Q45 2002

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List of elements for Body Computer Wiring Diagrams (2 of 2) for Infiniti Q45 2002:

20b
A/d batt
A/d gnd
All off
Anti-theft system
B217 (below right front seat)
Batt
Body control module (bcm) (left kick panel)
Circuit breaker 1
Computer data lines system
Data line a-1
Data line a2
Data line a3
Defogger system
Door sw (dr)
Door sw (rr)
Door warn lmp
E204
E62 (near oil level gauge)
Exterior lights system
Front door switch (driver side)
Fuse 1 10a
Fuse 3 10a
Fuse block no. 1 (behind left kick panel)
Gnd
Headlamp battery saver control unit
Hood sw
Hood switch
Horn chrp
Horn system
Hot at all times
Hot in on or start
Ign
Ign key
Instrument cluster system
Interior lights system
Joint connector 3 (behind left side of dash, near fuse block)
Joint connector 37
Joint connector 9 (behind upper left side of dash)
Key switch
M24 (left side of dash)
Map/l (lh)
Map/l (rh)
Mem ind 2
Memory ind 1
Memory systems
Personal lmp sw
Pnk
Rap output
Red
Rev-lmp sw
Right rear door lock assembly (door switch)
Rl personal lmp (rl)
Rr def
Rr personal lmp
Seat belt sw
Tele motor (fr)
Tele motor (rr)
Telesco sens
Theft ind
Tilt motor (down)
Tilt motor (up)
Total ill
Trunk opener
Trunk opener sw
Trunk sw
Trunk unlock sw
Trunk, tailgate, fuel doors system
Warning system
Wiper amp
Wiper auto stop
Wiper/washer system

COMPUTER DATA LINES

Computer Data Lines for Infiniti Q45 2002

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List of elements for Computer Data Lines for Infiniti Q45 2002:

(left kick panel)
Body computer module (bcm) (left kick panel)
Can h
Can l
Combination meter
Data line a1
Data line a2
Data line a3
Data link connector (left side of dash, near hood lock release handle)
Drivers door module
Drivers seat control unit (under drivers seat)
Drivers side door mirror control unit (in drivers door)
Engine control module (ecm) (behind glove box)
F8 (left side of engine)
Front passenger door control unit
Front passenger door mirror control unit (in front passenger door)
Fuse 58 10a
Fuse 6 10a
Fuse block (j/b) no. 1
Fuse, fusible link and relay block (right front of engine compt)
Hot at all times
Hot in on or start
Joint connector 11 (top center of dash, taped to harness)
Joint connector 15 (behind upper right side of dash)
Joint connector 29
Joint connector 5 (upper left side of dash, taped to harness)
Joint connector 8 (behind upper left side of dash)
Kline
Left rear door control unit
Local data line
M25 (left side of dash)
Pnk
Right rear door control unit
Steering angle sensor
Transmission control module (tcm) (behind glove box)
Vdc/tcs/abs control unit (right kick panel)

CRUISE CONTROL

Cruise Control Wiring Diagram for Infiniti Q45 2002

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List of elements for Cruise Control Wiring Diagram for Infiniti Q45 2002:

21r
24r
29r
31r
Actr high side
Air valve
Air valve low side
Ascd brake switch (on bracket, above brake pedal)
Ascd control unit (behind dash, left of steering column)
Ascd pump (behind dash, left of steering column)
Ascd steering wheel switch
Brake sw input
Cancel
Combination meter
Computer data lines
Control sw (a/d) input
Control sw input (gnd)
Cruise
Cruise lamp input
Data link connector (under left side of dash, beside hood lock release handle)
E24 (near fuse, fusible link and relay box)
Ecm prun input
Engine control module (ecm) (behind glove box)
Etc prun
F8 (left side of engine)
Fuse 12 10a
Fuse 17 15a
Fuse 9 10a
Fuse block (j/b) no.1 (left end of dash)
Fuse, fusible link and relay box (right front of engine compartment)
Gnd
Gnd-c
Hot at all times
Hot in on and start
Ign sw
Joint connector 12 (top center of dash, taped to harness)
Joint connector 16 (behind upper right side of dash)
Joint connector 18 (behind upper right side of dash)
Joint connector 4 (behind upper left side of dash)
Joint connector 5 (upper left side of dash, taped to harness)
Joint connector 7 (behind upper left side of dash)
Joint connector 8 (behind upper left side of dash)
M114 (right side of dash)
M24 (left side of dash)
M25 (left side of dash)
Main switch
Motor low side
Od cancel sw
Park/neutral position relay
Rel valve low side
Release valve
Resume/ accel
Rxi
Set
Set lamp output
Set/ coast
Solenoid monitor input
Start rly
Stoplight switch (on bracket above brake pedal)
Tcs input
Throttle position input
Transmission control module (behind glove box)
Tvo0
Txi
Vacuum motor
Vdc/tcs/abs control unit (right kick panel)
Vehicle speed input

DEFOGGERS

Defogger Wiring Diagram for Infiniti Q45 2002

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List of elements for Defogger Wiring Diagram for Infiniti Q45 2002:

(rear window) condenser
(right side of dash) m114
(upper right side of dash joint connector 17
20b
B17 (below left front seat)
B422 (right "c" pillar)
Body control module (bcm) (left kick panel)
Def sw
Door mirror defogger relay (behind left kick panel)
Driver side door mirror defogger
Fuse 1 10a
Fuse 10 20a
Fuse 11 20a
Fuse 4 10a
Fuse block (j/b) 1 (left end of dash)
Gnd
Grd
Hot at all times
Hot in on or start
Hot in or or accy
Ignition
Joint connector 16 (upper right side of dash)
Joint connector 2 (left side of dash)
M114 (right side of dash)
M24 (left side of dash)
Multifunction switch
Passenger side door mirror defogger
Rear defog
Rear window defogger
Rear window defogger relay (behind left kick panel)
Rr def f/b
Rr def on

ELECTRONIC POWER STEERING

Electronic Power Steering Wiring Diagram for Infiniti Q45 2002

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List of elements for Electronic Power Steering Wiring Diagram for Infiniti Q45 2002:

Combination meter
Computer data lines system
E24 (near fuse, fusible link & relay block)
Engine control module (ecm) (behind glove box)
Fuse 7 10a
Fuse 9 10a
Fuse block (j/b) 1 (left end of dash)
Grd
Hot in on or start
Ign
Joint connector 16 (upper right side of dash)
Joint connector 18 (upper right side of dash)
Joint connector 19 (upper right side of dash)
Joint connector 4 (upper left side of dash)
Joint connector 9 (upper left side of dash)
M114 (right side of dash)
M24 (left side of dash)
M41
M43
Power steering control unit (behind dash, right side of center console)
Power steering solenoid valve (on steering rack assembly)
Sol
Tach
Unified meter control unit
Vsp

ELECTRONIC SUSPENSION

Electronic Suspension Wiring Diagram (1 of 2) for Infiniti Q45 2002

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List of elements for Electronic Suspension Wiring Diagram (1 of 2) for Infiniti Q45 2002:

(center rear of trunk) b57
Active damper suspension control unit (left rear shock tower)
Active damper suspension select switch
Actr lf b
Auto
B17 (below left front seat)
B37
B38
Bat
Data link connector (under left side of dash, near hood lock release handle)
E24 (near fuse, fusible link & relay box)
E62 (near oil level gauge)
Ecm (behind glove box)
Eps sol
Fr com actr
Fuse 17 15a
Fuse 6 10a
Fuse 7 10a
Fuse block no. 1 (left end of dash)
G sens fr in
G sens gnd
G sens pwr
G sens rr in
Gnd 1
Gnd 2
Gnd 3
Hot at all times
Hot in on or start
Ign 1
Ign 2
Ign 4
Ind
Interior lights system
Joint connector
Joint connector (behind top center of dash)
Joint connector (behind upper left side of dash)
Joint connector (behind upper right side of dash)
Joint connector 11 (behind top center of dash)
Joint connector 19 (behind upper right side of dash)
Joint connector 3 (behind left side of dash)
Joint connector 31
Joint connector 5 (behind upper left side of dash)
Left front shock absorber actuator
Lf actr a
Lf actr b
Lr actr a
Lr actr b
M25 (left side of dash)
Nca
Pnk
Power steering solenoid valve (on steering rack assembly)
Red
Rf actr a
Rf actr b
Right front shock absorber actuator
Rr actr a
Rr actr b
Rr actr com
Select
Speed sens
Sport
Stop sw
Stop- light switch (on bracket above brake pedal)
Strg sen 1
Strg sen 2
Strg sen neu
Tacho

Electronic Suspension Wiring Diagram (2 of 2) for Infiniti Q45 2002

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List of elements for Electronic Suspension Wiring Diagram (2 of 2) for Infiniti Q45 2002:

12v
Anti-lock brakes system
B17 (below left front seat)
B217 (below righ front seat)
Can-h
Can-l
Combination meter
Computer data lines system
Front vertical g sensor
Fuse 9 10a
Fuse block no. 1 (left end of dash)
Gnd
Hot in on or start
Joint connector
Joint connector 16 (behind upper right side of dash)
Joint connector 4 (behind upper left side of of dash)
Left rear shock absorber actuator
M115 (right side of dash)
M24 (left side of dash)
Nca
Pnk
Rear vertical g sensor
Right rear shock absorber actuator
Sen1
Sen2
Sen3
Solid state
Sport ind
Steering wheel angle sensor

ENGINE PERFORMANCE

4.5L

4.5L, Engine Performance Wiring Diagrams (1 of 5) for Infiniti Q45 2002

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List of elements for 4.5L, Engine Performance Wiring Diagrams (1 of 5) for Infiniti Q45 2002:

(behind upper left side of dash) j/c 4
A/c system
Acrly
Active damper suspension unit control unit (left rear shock tower)
Ascd control unit (behind dash, left of steering column)
Combination meter
Cooling fan speed control solenoid valve (on front of engine)
Crankshaft position sensor (pos) (on rear of cyl block)
Crtn
Cvbv
Dual mode muffler control unit (at right of luggage compt)
Engine control module (ecm) (behind glove box)
Etc prun
Evap
Evap canister purge volume control solenoid valve (on top right rear of engine)
F8 (on engine block, near dipstick)
Fpcm
Fpr
Fuel injector
Fuse 10a
Fuse block (j/b) 1 (left end of panel)
Hot in on or start
Ign 1
Ign 2
Ign 3
Ign 4
Ign 5
Ign 6
Ign 7
Ign 8
Ignsw
Inj 1
Inj 2
Inj 3
Inj 4
Inj 5
Inj 6
Inj 7
Inj 8
J/c
J/c 19 (behind upper right side of dash)
J/c 28
Led
Malfunction indicator lamp
Motrly
Nca
O2hfl
O2hfr
O2hrl
O2hrr
Pnk
Pos
Power steering control unit (behind dash, right side of center console)
Prf+
Prf-
Prun in
Red
Ssoff
Stsw
Tacho
Tp in
Tvo0
Unified meter control unit
Vacuum cut valve bypass valve (under rear of vehicle, forward of evap canister)
Vias
Vias control solenoid valve (top front center of engine)

4.5L, Engine Performance Wiring Diagrams (2 of 5) for Infiniti Q45 2002

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List of elements for 4.5L, Engine Performance Wiring Diagrams (2 of 5) for Infiniti Q45 2002:

(behind upper right side of dash) j/c 19
22r
Condenser
Ecm relay
F8 (on engine block, near dipstick)
F9 (on engine block, near dipstick)
Fuse 10a
Fuse 15a
Fuse 20a
Fuse block (j/b) 1 (left end of panel)
Fuse block (j/b) 2 (right kick panel)
Fuse, fusible link & relay block (j/b) (in right front side of engine compt)
Hot at all times
Hot in on or start
Hot in start
Ignition coil 1 (w/ power transistor)
Ignition coil 2 (w/ power transistor)
Ignition coil 3 (w/ power transistor)
Ignition coil 4 (w/ power transistor)
Ignition coil 5 (w/ power transistor)
Ignition coil 6 (w/ power transistor)
Ignition coil 7 (w/ power transistor)
Ignition coil 8 (w/ power transistor)
Nca
Plug spark
Red
Spark plug
Throttle control motor relay

4.5L, Engine Performance Wiring Diagrams (3 of 5) for Infiniti Q45 2002

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List of elements for 4.5L, Engine Performance Wiring Diagrams (3 of 5) for Infiniti Q45 2002:

(behind top center of dash) j/c 12
33r
34r
Camshaft position sensor (phase) (on front of left cyl head)
F8 (on engine block, near dipstick)
Fuel pump relay
Fuse 10a
Fuse 15a
Fuse block (j/b) 1 (left end of panel)
Fuse block (j/b) 2 (right kick panel)
Fuse, fusible link & relay block (j/b) (in right front side of engine compt)
Heated oxygen sensor 1 (bank 1) (on inlet of left catalytic converter)
Heated oxygen sensor 1 (bank 2) (on inlet of right catalytic converter)
Heated oxygen sensor 2 (bank 1) (on outlet of left catalytic converter)
Heated oxygen sensor 2 (bank 2) (on outlet of right catalytic converter)
Hot at all times
Hot in on or start
Intake valve timing control position sensor (bank 1) (on front of left cyl head)
Intake valve timing control position sensor (bank 2) (on front of right cyl head)
J/c
J/c 30
Nca
Radiator coolant temperature sensor (left side of radiator)
Red
Refrigerant pressure sensor (front right side of engine compt, near condenser)

4.5L, Engine Performance Wiring Diagrams (4 of 5) for Infiniti Q45 2002

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List of elements for 4.5L, Engine Performance Wiring Diagrams (4 of 5) for Infiniti Q45 2002:

(right kick panel) b217
Absolute pressure sensor (on right side of firewall)
Accelerator pedal position (app) sensor 1
Accelerator pedal position (app) sensor 2
Aps1
Avcc2
Batt
Condenser
Electric throttle control actuator
Engine control module (ecm) (behind glove box)
Engine coolant temperature sensor (on top rear of engine)
Evap control system pressure sensor (in evap purge line)
F8 (on engine block, near dipstick)
Fuel pump control module (fpcm) (on right side of luggage compt)
Gnd a
Gnd a2
Ivcpusl
Ivcpusr
J/c
J/c 28
J/c 29
Mass airflow (maf) sensor (intake air temp sensor) (between air duct & air cleaner housing)
Nca
Neut
Pdpres
Phase
Pnk
Power steering pressure (psp) sensor
Qa+
Red
Starting/ charging system
Throttle control motor
Throttle position (tp) sensor 1
Throttle position (tp) sensor 2
Tps2

4.5L, Engine Performance Wiring Diagrams (5 of 5) for Infiniti Q45 2002

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List of elements for 4.5L, Engine Performance Wiring Diagrams (5 of 5) for Infiniti Q45 2002:

(left kick panel) b17
Aps2
Avcc
Brksw
Can h
Can l
Cdcv
Computer data lines system
Dropping resistor
Engine control module (ecm) (behind glove box)
Evap canister vent control valve (under rear of vehicle, on evap canister)
F8 (on engine block, near dipstick)
F9 (on engine block, near dipstick)
Fgauge+
Fgauge-
Fpcmck
Ftprs
Fuel level sensor unit & fuel pump (in fuel tank)
Gnd c
Gnd e
Gnd m
Im lime
Intake valve timing control solenoid valve (bank 1) (on top front of left cyl head)
Intake valve timing control solenoid valve (bank 2) (on top front of right cyl head)
Ivcl
Ivcr
J/c
J/c 15 (behind upper right side of dash)
J/c 7 (behind upper left side of dash)
Kline
Knk1
Knk2
Knock sensor (bank 1) (below left side of intake manifold)
Knock sensor (bank 2) (below right side of intake manifold)
Motor 1
Motor 2
Nats immu (behind dash, left of steering column)
Nca
O2sfl
O2sfr
O2srl
O2srr
Pnk
Pres
Pspres
Qa-
Red
Stop lamp switch (on bracket, above brake pedal)
Tps1
Tvo0
Twrf
Vmot

EXTERIOR LIGHTS

Back-up Lamps Wiring Diagram for Infiniti Q45 2002

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List of elements for Back-up Lamps Wiring Diagram for Infiniti Q45 2002:

B57 (center rear of trunk)
Back- up
Back-up lamp relay ctrl
Backup lamp relay (in fuse, fusible link & relay block)
Fuse 10a
Fuse block (j/b) 1 (left end of dash)
Hot in on or start
Joint conector 4 (behind upper left side of dash)
Joint conector 9 (behind upper left side of dash)
Left rear combination lamp
Right rear combination lamp
Transmission control module (tmc) (behind glove box)

Exterior Lamps Wiring Diagram (1 of 2) for Infiniti Q45 2002

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List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Infiniti Q45 2002:

12r
1st
20b
26r
2nd
Auto
B217 (below right front seat)
B57 (center rear of trunk)
Bat
Body control module (bcm) (left kick panel)
Comb sw
Combi- nation switch (lighting switch)
Door sw
Driver side front door switch
E44 (near battery)
E62 (near oil level gauge)
Fuse 1 10a
Fuse 17 15a
Fuse 54 15a
Fuse 6 10a
Fuse block (j/b) 1 (left end of dash)
Fuse, fusible link & relay block (j/b) (right front side of engine compt)
Gnd
H/l rly
H/l sw
Headlamp battery saver control unit (behind left side of dash)
Headlights system
High- mounted stop lamp
Hot at all times
Hot in on or start
Ign sw
Instrument cluster system
Joint connector (behind top center of dash)
Joint connector (behind upper left side of dash)
Joint connector (behind upper right side of dash)
Left front combination lamp
Left license lamp
Left rear combination lamp
M115 (right side of dash)
M25 (left side of dash)
Off
Parking
Passenger side front door switch
Rap
Rap out
Right front combination lamp
Right license lamp
Right rear combination lamp
Shift interlock system
Side marker
Stop
Stop lamp switch (on bracket, above brake pedal)
T/l rly
T/l sw
Tail
Tail lamp relay
Turn

Exterior Lamps Wiring Diagram (2 of 2) for Infiniti Q45 2002

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List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Infiniti Q45 2002:

(behind upper right side of dash) joint connector 20
10b
11b
17b
18b
Bat
Body control module (bcm) (left kick panel)
Combination flasher unit (behind right side of center console)
Combination meter
Combination switch (turn signal switch)
Driver side door mirror (turn signal)
E62 (near oil level gauge)
Fuse 22 15a
Fuse 5 5a
Fuse block (j/b) 1 (left end of dash)
Gnd
Haz sw & bcm
Hazard
Hazard switch
Hot at all times
Hot in on or start
Ign
Ill
Interior lights system
Joint connector (behind top center of dash)
Joint connector 4 (behind upper left side of dash)
Left front combination lamp (turn signal)
Left turn
Left turn ind
Low tire pressure warning control unit (behind center of dash)
M114 (right side of dash)
M24 (left side of dash)
Passenger side door mirror (turn signal)
Pnk
Right front combination lamp (turn signal)
Right turn
Right turn ind
T/s sw

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 2) for Infiniti Q45 2002

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List of elements for Ground Distribution Wiring Diagram (1 of 2) for Infiniti Q45 2002:

A/c auto lamp
A/t device
A/t pv ign relay
Active damper suspension select switch
Adp steering switch
Air bag diagnostic sensor unit
Air mix door motor (driver side)
Air mix door motor (passenger side)
Alternator
Ascd control unit
Auto anti-dazzling inside mirror
Auto return cancel switch
Av control unit (except for canada w/ rear control switch)
B422 (on right "c" pillar)
Bcm (body control module)
Blower motor
Brake fluid level switch
Cd auto changer
Clock
Combination flasher unit
Combination meter
Combination switch (front wiper switch)
Combination switch (lighting switch)
Console box lamp
Data link connector
Daytime light control unit
Defogger system
Display
Door mirror (driver side) -turn signal -door mirror defogger
Door mirror (passenger side) -turn signal -door mirror defogger
Door mirror remote control switch (w/ memory mirror)
Driver door control unit
Driver side door mirror control unit
E24 (near fuse, fusible link & relay box)
E307 (lower right of eng)
E42 (near battery)
E44 (near battery)
E59 (near hood lock)
E62 (near oil level gauge)
E67 (near left strut tower)
Front cigarette lighter socket
Front door key cylinder switch (driver side)
Front door lock actuator (driver side)
Front door lock actuator (passenger side)
Front interior lamp -left map lamp -right map lamp -interior lamp ill switch
Front power socket
Front power window regulator
Front power window regulator (passenger side)
Front wiper motor
Front wiper relay
Fuse block (j/b) no. 1 -accessory relay -trunk lid opener relay
Fuse block (j/b) no.2 blower relay
Fuse, fusible link & relay block (j/b)
Glove box lamp
Hand set (option)
Hazard switch
Headlamp battery saver control unit
Heated seat switch (driver side)
Heated seat switch (passenger side)
Hood switch
Ignition relay
Illumination control switch
Intake door motor
Integrated homelink transmitter
Key switch & key lock solenoid
Left front combination lamp -headlamp
Left front combination lamp -headlamp aiming motor
Left front combination lamp -parking
Left front combination lamp -side marker
Left front combination lamp -turn signal
Left front shock absober actuator
Low tire pressure warning control unit
M114 (right side of dash)
M115 (right side of dash)
M24 (left side of dash)
M25 (left side of dash)
Mode door motor (driver side)
Mode door motor (passenger side)
Multi-function switch
Park/neutral position relay
Passenger door control unit
Passenger side door mirror control unit
Power steering solenoid valve
Power sterring control unit
Rear control switch
Rear interior lamp -left personal lamp -right personal lamp
Rear sunshade front switch
Rear sunshade rear switch
Right front combination lamp -headlamp
Right front combination lamp -headlamp aiming motor
Right front combination lamp -parking
Right front combination lamp -side marker
Right front combination lamp -turn signal
Right front shock absorber actuator
Seat memory switch
Shield wire (a/t pv ign relay)
Shield wire (air bag diagnostic sensor unit)
Shield wire [tcm (transmission controlmodule)]
Shift lock control unit
Steering lock control unit
Steering wheel angle sensor
Sunroof motor assembly
Trunk lid & fuel lid opener switch
Vanity mirror lamp (driver side)
Vdc off switch
Vdc/tcs/ abs control unit
Washer level switch

Ground Distribution Wiring Diagram (2 of 2) for Infiniti Q45 2002

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List of elements for Ground Distribution Wiring Diagram (2 of 2) for Infiniti Q45 2002:

Active damper suspension control unit
Air bag diagnostic sensor unit
Ascd control unit
Av & navi control unit (w/ navi)
Av control unit (for canada w/ rear conrol switch)
B16 (below left front seat)
B17 (below left front seat)
B216 (below right front seat)
B217 (below right front seat)
B256 (right front of trunk)
B57 (center rear of trunk)
Bose speaker amp
Camshaft position sensor (phase)
Condenser
Crankshaft position sensor (pos)
Data link connector
Door mirror defogger relay
Driver seat control unit (lcu02)
Dropping resistor
Dual mode muffler control unit
Ecm
F8 (left side of eng)
F9 (left side of eng)
Front seat cushion heater (driver side)
Front seat cushion heater (passenger side)
Fuel pump control module (fpcm)
Heated oxygen sensor 1 (bank 1)
Heated oxygen sensor 1 (bank 2)
Heated oxygen sensor 2 (bank 1)
Heated oxygen sensor 2 (bank 2)
Hihg-mounted stop lamp
Ignition coil (w/ power transistor) no.1
Ignition coil (w/ power transistor) no.2
Ignition coil (w/ power transistor) no.3
Ignition coil (w/ power transistor) no.4
Ignition coil (w/ power transistor) no.5
Ignition coil (w/ power transistor) no.6
Ignition coil (w/ power transistor) no.7
Ignition coil (w/ power transistor) no.8
Intake valve timing control position sensor (bank 1)
Intake valve timing control position sensor (bank 2)
Left license lamp
Left rear ashtray illumination
Left rear combination lamp -stop/tail -back-up -turn signal
Left rear door control unit
Left rear door lock actuator
Left rear door lock assembly (door switch)
Left rear power seat control unit (w/ heated seat)
Left rear power seat control unit (w/o heated seat)
Left rear power seat switch
Left rear power window regulator
Left rear seat cushion heater
Left rear shock absorber actuator
Nats immu
Option connector 1 for voice activated system
Power seat switch (driver side)
Power seat switch (passenger side)
Rear sunshade unit
Rear view camera
Rear view camera control unit
Right license lamp
Right rear ashtray illumination
Right rear combination lamp -stop/tail -back-up -turn signal
Right rear door control unit
Right rear door lock actuator
Right rear door lock assembly (door switch)
Right rear power seat control unit (w/ heated seat)
Right rear power seat control unit (w/o heated seat)
Right rear power seat switch
Right rear power window regulator
Right rear seat cushion heater
Right rear shock absorber actuator
Seat belt buckle switch
Seat belt buckle switch (passenger side)
Shield wire (left front shock absorber actuator)
Shield wire (left rear shock absorber actuator)
Shield wire (mass air flow sensor) -mass air flow sensor -intake air temperature sensor
Shield wire (rear view camera)
Shield wire (right front shock absorber actuator)
Shield wire (right rear shock absorber actuator)
Shield wire (voice activation control module)
Shield wire [camshaft position sensor (phase)]
Shield wire [crankshaft position sensor (pos)]
Shield wire [electric throttle control actuator (accelerator pedal position (app) sensor)]
Shield wire [electric throttle control actuator (accelerator pedal position sensor)]
Shield wire [electric throttle control actuator (throttle control motor)]
Shield wire [electric throttle control actuator (throttle position sensor)]
Shield wire [intake valve timing control position sensor (bank 1)]
Shield wire [intake valve timing control position sensor (bank 2)]
Shield wire [left side air bag (satellite) sensor]
Shield wire [right side air bag (satellite) sensor]
Shield wire [tcm (trnasmission control module)]
Tcm (trnasmission control module)
Trunk lid key cylinder switch
Trunk room lamp switch
Voice activated control module

HEADLIGHTS

Headlamps Wiring Diagram, with DRL (1 of 2) for Infiniti Q45 2002

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List of elements for Headlamps Wiring Diagram, with DRL (1 of 2) for Infiniti Q45 2002:

(behind center of dash)
(behind upper left side of dash)
(behind upper right side of dash)
(center rear of luggage compt)
20b
Acc
Auto
Auto light sen
Auto light sen gnd
Av and navi control unit (w/ navi)
Av contro unit (w/o navi)
Bat
Body control module (bcm) (left kick panel)
Comb sw (auto)
Combination switch (lighting switch)
Data link connector (dlc)
Door sw as
Door sw dr
Driver door switch
Fuse 1 10a
Fuse 21 10a
Fuse 3 10a
Fuse 6 10a
Fuse 8 10a
Fuse block no. 1 (left kick panel)
Gm1
Gm7
Gnd
Gnd1
Gnd2
H/l rly out1
H/l rly out2
H/l sw1
H/l sw2
H/lamp rly
Head
Headlamp battery saver control unit (behind dash, left of steering column)
Hot at all times
Hot in on or acc
Hot in on or start
Ign
Ign sw
Iiurx
Iiutx
Ill out
Interior lights system
Joint connector 11 (behind top center of dash, taped to harness)
Joint connector 15
Joint connector 16 (behind upper right side of dash)
Joint connector 18 (behind upper right side of dash)
Joint connector 20 (behind upper right side of dash, taped to harness)
Joint connector 3 (behind left side of dash, near fuse block)
Joint connector 7 (behind upper left side of dash)
Joint connector 8 (behind upper left side of dash)
Joint connector 9
Joint connector 9 (behind upper left side of dash)
Key sw
Key switch and key lock solenoid (key switch)
Light sw (1st)
Low
M115 (right side of dash)
M24 (left side of dash)
M25 (left side of dash)
M33
M34
Nca
Off
Optical sensor (top left sdie of dash)
Park
Pass
Rap input
Rap output
T/l rly out 1
T/l rly out2
T/l sw1
T/l sw2
Tail/l rly

Headlamps Wiring Diagram, with DRL (2 of 2) for Infiniti Q45 2002

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List of elements for Headlamps Wiring Diagram, with DRL (2 of 2) for Infiniti Q45 2002:

12r
13r
25r
26r
Alt
Alternator
Combination meter
Daytime light control unit
E26
E27
E28
E42 (near battery)
E62 (near oil level gauge)
Front passenger door switch
Fuse 14 10a
Fuse 54 15a
Fuse 55 20a
Fuse 57 20a
Fuse 73 15a
Fuse 82 10a
Fuse block (right side of engine compt)
Fuse block no. 1 (left kick panel)
Fuse, fusible link and relay box (right front side of engine compartment)
Ge4
Gnd
Headlamp relay 1
Headlamp relay 2
Hid
High
High beam indicator
Hot at all times
Hot in on or start
Hot in start
Ign
Joint connector (behind left side of dash, near fuse block)
Joint connector (behind upper right side of dash)
Joint connector 13 (top center of dash, taped to harness)
Joint connector 20 (behind upper right side of dash, taped to harness)
Left headlamp
Lh light
Lh light fuse
Lh light main
Lh main sw
Low
Parking brake switch
Pkb sw
Red
Rh light
Rh light fuse
Rh light main
Rh main sw
Right headlamp
Start
Starting charging system
Tail lamp relay

Headlamps Wiring Diagram, without DRL (1 of 2) for Infiniti Q45 2002

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List of elements for Headlamps Wiring Diagram, without DRL (1 of 2) for Infiniti Q45 2002:

20b
Acc
Auto
Auto light sen
Auto light sen gnd
Av control unit (w/o navi) (behind center of dash)
Bat
Body control module (bcm) (left kick panel)
Comb sw (auto)
Combination switch (lighting switch)
Data link connector (dlc)
Door sw as
Door sw dr
Driver door switch
Fuse 1 10a
Fuse 21 10a
Fuse 3 10a
Fuse 6 10a
Fuse 8 10a
Fuse block no. 1 (left kick panel)
Gm1
Gm7
Gnd
Gnd1
Gnd2
H/l rly out1
H/l rly out2
H/l sw1
H/l sw2
H/lamp rly
Head
Headlamp battery saver control unit (behind dash, left of steering column)
Hot at all times
Hot in on or acc
Hot in on or start
Ign
Ign sw
Iiurx
Iiutx
Ill out
Interior lights system
Joint connector 11 (behind top center of dash, taped to harness)
Joint connector 15 (behind upper right side of dash)
Joint connector 16 (behind upper right side of dash)
Joint connector 18 (behind upper right side of dash)
Joint connector 20 (behind upper right side of dash, taped to harness)
Joint connector 3 (behind left side of dash, near fuse block)
Joint connector 7 (behind upper left side of dash)
Joint connector 8 (behind upper left side of dash)
Joint connector 9 (behind upper left side of dash)
Key sw
Key switch and key lock solenoid (key switch)
Light sw (1st)
Low
M115 (body ground)
M24 (body ground)
M25 (body ground)
M33
M34
Nca
Off
Optical sensor (top left sdie of dash)
Park
Pass
Rap input
Rap output
T/l rly out 1
T/l rly out2
T/l sw1
T/l sw2
Tail/l rly

Headlamps Wiring Diagram, without DRL (2 of 2) for Infiniti Q45 2002

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List of elements for Headlamps Wiring Diagram, without DRL (2 of 2) for Infiniti Q45 2002:

12r
13r
25r
26r
Combination meter
E11
E42 (body ground)
E62 (body ground)
Front passenger door switch
Fuse 54 15a
Fuse 55 20a
Fuse 57 20a
Fuse 73 15a
Fuse block no. 1 (left kick panel)
Fuse, fusible link and relay box (right front side of engine compartment)
Ge4
Headlamp relay 1
Headlamp relay 2
Hid
High
High beam indicator
Hot at all times
Joint connector (behind left side of dash, near fuse block)
Joint connector 13 (top center of dash, taped to harness)
Joint connector 20 (behind upper right side of dash, taped to harness)
Left headlamp
Low
Red
Right headlamp
Tail lamp relay

HORN

Horn Wiring Diagram for Infiniti Q45 2002

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List of elements for Horn Wiring Diagram for Infiniti Q45 2002:

19r
Body control module (bcm) (left kick panel)
Combination switch (spiral cable)
Fuse 64 15a
Fuse, fusible link & relay block (j/b) (right front side of engine compt)
High horn (left front of engine compt)
Horn chrp
Horn relay
Horn switch
Hot at all times
Joint connector 25 (left kick panel)
Low horn (right front of engine compt)
Red

INSTRUMENT CLUSTER

Gauges & Indicators Wiring Diagram for Infiniti Q45 2002

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List of elements for Gauges & Indicators Wiring Diagram for Infiniti Q45 2002:

(w/ odo, trip meter & a/t indicator)
15a
A/c auto system
A/t device
A/t oil temp
Abs
Air bag
Anti-lock brakes system
Auto
B17 (below left front seat)
Belt
Brake
Brake fluid level switch (on brake fluid reservoir)
Charge
Combination meter
Computer data lines system
Computer data system
Cruise
Cruise control system
Defogger system
Door
Door locks system
E24 (near fuse, fusible link & relay box)
E9 (left front shock tower)
Electroinc suspension system
Engine ccontrol module (ecm) (behind glove box)
Exterior lights system
Fluorescent lamp
Fuel
Fuel gauge
Fuel level sensor unit (in fuel tank)
Fuel sen (+)
Fuel sen (-)
Fuse 21 10a
Fuse 6 10a
Fuse 9 10a
Fuse block (j/b) 1 (left end of dash)
Headlights system
High beam
Hot at all times
Hot in on or acc
Hot in on or start
Illum
Ind out
Instrument cluster system (w/ vehicle information system)
Instrument cluster system (w/ vehicle infromation system)
Interior lights system
Joint connector 11 (top center of dash)
Joint connector 17 (upper right side of dash
Joint connector 3 (left side of dash)
Joint connector 4 (upper left side of dash)
Joint connector 4 side of dash) of dash)
Left turn
Low tire pressure warning control unit (behind center of dash)
Low volt detection
M114 (right side of dash)
M24 (left side of dash)
M41
M42
M43
Mal ind out
Malfunction indicator lamp
Manual
Mode select switch
Nca
Oil
Oil pressure switch (front center of engine)
Parking brake switch (on park brake assembly)
Pnk
Position select switch
Red
Right turn
Seat belt buckle switch
Set
Shift interlock system
Slip
Speedometer
Sport
Starting/ charging system
Tachometer
Tire pressure
Unified meter control unit
Vdc off
Warning systems
Washer level switch (washer fluid reservoir)
Water temp gauge
Wiper/washer system

Vehicle Information System Wiring Diagram, with Navigation or Rear Controls (Canada) (1 of 2) for Infiniti Q45 2002

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List of elements for Vehicle Information System Wiring Diagram, with Navigation or Rear Controls (Canada) (1 of 2) for Infiniti Q45 2002:

(behind center of dash)
(center rear of trunk)
(center rear of trunk) b57
(near fuse, fusible link & relay box)
17d
19b
19d
23r
Acc
Av control unit av & navi control unit
Av-av
Av-cn
Av-me
B29
B30
B32
B33
B34
Bat
Body control module (bcm) (left kick panel)
Bus (+)
Bus (-)
Bus shield
Cn-av
Combination meter
Combination switch (spiral cable)
Computer data lines system
Data out
Display
E24
Exterior lights system
Ftp
Fuse 1 10a
Fuse 17 15a
Fuse 21 10a
Fuse 52 15a
Fuse block (j/b) 1 (left end of dash
Fuse block (j/b) 1 (left end of dash)
Fuse, fusible link & relay box (right front side of engine compt)
Gnd
Hot at all times
Hot in on or acc
Ign
Iirux
Iiutx
Ill
Ill con
Inh
Interior lights system
Joint connector 12 (top center of dash)
Joint connector 17 (upper right side of dash)
Joint connector 3 (left side of dash)
Joint connector 4 (upper left side of dash)
Joint connector 7 (top center of dash)
Joint connector 7 (upper left side of dash)
Low tire pressure warning control unit (behind center of dash)
M114 (right side of dash)
M41
Multifunction switch
Navigation system
Nca
Parking brake switch (on parking brake assembly)
Pkb
Pnk
Red
Rgb gnd
Rgb sync
Rx strg
Shield
Speed
Starting/ charging system
Steering switch
Stop lamp switch (above brake pedal)
Tv (+)
Tv (-)
Tv sync
Unified meter control unit
W/o navigation system w/ navigation system

Vehicle Information System Wiring Diagram, with Navigation or Rear Controls (Canada) (2 of 2) for Infiniti Q45 2002

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List of elements for Vehicle Information System Wiring Diagram, with Navigation or Rear Controls (Canada) (2 of 2) for Infiniti Q45 2002:

(+)
(-)
(voice activated system) option connector 3
Acc
Acp a
Acp b
Audio out (+)
Audio out (-)
Audio phn (+)
Audio phn (-)
Audio shield
Audio unit (center of dash)
B256 (right front of trunk)
B27
B57 center rear of trunk)
B59
B69
B71
Batt
Bose speaker amplifier (center front of luggage compt)
Bus (+)
Bus (-)
Gnd
Joint connector
Mic in (+)
Mic in (-)
Microphone (above rearview mirror)
Mute
Mute pse in
Nca
Option connector 1 (voice activated system)
Option connector 2 (voice activated system)
Phn out (+)
Phn out (-)
Phn shield
Phone (+)
Phone (-)
Pnk
Red
Shield
Voice activated control module (left rear of luggage compt)

Vehicle Information System Wiring Diagram, without Navigation (1 of 2) for Infiniti Q45 2002

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List of elements for Vehicle Information System Wiring Diagram, without Navigation (1 of 2) for Infiniti Q45 2002:

(near fuse, fusible link & relay box)
17d
19b
19d
23r
Acc
Av control unit (behind center of dash)
Av-av
Av-cn
Av-me
Bat
Body control module (bcm) (left kick panel)
Bus (+)
Bus (-)
Bus shield
Cn-av
Combination meter
Combination switch (spiral cable)
Computer data lines system
Data out
Display
E24
Ftp
Fuse 1 10a
Fuse 17 15a
Fuse 21 10a
Fuse 52 15a
Fuse block (j/b) 1 (left end of dash
Fuse block (j/b) 1 (left end of dash)
Fuse, fusible link & relay box (right front side of engine compt)
Gnd
Hot at all times
Hot in on or acc
Ign
Iirux
Iiutx
Ill
Ill con
Inh
Interior lights system
Joint connector 12 (top center of dash)
Joint connector 17 (upper right side of dash)
Joint connector 3 (left side of dash)
Joint connector 4 (upper left side of dash)
Joint connector 7 (top center of dash)
Joint connector 7 (upper left side of dash)
Jt conn 5 (left side of dash)
Low tire pressure warning control unit (behind center of dash)
M114 (right side of dash)
M25 (left side of dash)
M41
M50
M77
M78
Multifunction switch
Navigation system
Nca
Parking brake switch (on parking brake assembly)
Pkb
Pnk
Red
Rgb gnd
Rgb sync
Rx strg
Shield
Speed
Starting/ charging system
Steering switch
Stop lamp switch (above brake pedal)
Tv (+)
Tv (-)
Tv sync
Unified meter control unit

Vehicle Information System Wiring Diagram, without Navigation (2 of 2) for Infiniti Q45 2002

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List of elements for Vehicle Information System Wiring Diagram, without Navigation (2 of 2) for Infiniti Q45 2002:

(+)
(-)
(voice activated system) option connector 3
Acc
Acp a
Acp b
Audio out (+)
Audio out (-)
Audio phn (+)
Audio phn (-)
Audio shield
Audio unit (center of dash)
B256 (right front of trunk)
B27
B57 center rear of trunk)
B59
B69
B71
Batt
Bose speaker amplifier (center front of luggage compt)
Bus (+)
Bus (-)
Gnd
Joint connector
Mic in (+)
Mic in (-)
Microphone (above rearview mirror)
Mute
Mute pse in
Nca
Option connector 1 (voice activated system)
Option connector 2 (voice activated system)
Phn out (+)
Phn out (-)
Phn shield
Phone (+)
Phone (-)
Pnk
Red
Shield
Voice activated control module (left rear of luggage compt)

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram (1 of 2) for Infiniti Q45 2002

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List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for Infiniti Q45 2002:

(near fuse, fusible link and relay box)
10k
12r
1st
20b
26r
2nd
Acc
All off
Auto
Bat
Body computer module (bcm) (left kick panel)
Combination switch
Computer data lines system
Data line
Door sw (as)
Door sw (dr)
Door sw (rl)
Door sw (rr)
Driver front door switch
E24
Full
Fuse 1 10a
Fuse 54 15a
Fuse 6 10a
Fuse 8 10a
Fuse block (behind left side of dash)
Fuse, fusible link & relay box (near battery)
Gnd
Gnd1
Gnd2
Half
Headlamp battery saver control unit (behind dash, left of steering column)
Hot at all times
Hot in on or start
Ign
Ign key ill
Ign sw
Ignition key hole illumination
Iiurx
Iutx
Joint connector 11 (top center of dash, taped to harness)
Joint connector 15 (upper right side of dash)
Joint connector 16 (behind upper right side of dash)
Joint connector 16 (top center of dash, taped to harness)
Joint connector 18 (upper right side of dash)
Joint connector 20 (upper right side of dash, taped to harness)
Joint connector 5 (upper left side of dash, taped to harness)
Junction connector 13 (top center of dash taped to harness)
Junction connector 2 (left side of dash, near fuse block)
Key sw
Key switch and key lock solenoid (key switch)
Light sw (1st)
M115 (right side of dash)
M24 (left side of dash)
M25 (left side of dash)
M33
M34
Map/l (lh)
Map/l (rh)
Navigation system
Off
Personal lamp (rl)
Personal lamp (rr)
Personal lamp sw
Rear interior lamp
Right front door switch
T/l rly out1
T/l rly out2
T/l sw1
T/l sw2
Tail/l rly
Taillight relay (in fuse, fusible link & relay box)
Total ill

Courtesy Lamps Wiring Diagram (2 of 2) for Infiniti Q45 2002

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List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for Infiniti Q45 2002:

Auto
B17 (below left front seat)
B17 (below right front seat)
B217 (below right front seat)
Bat (c/b)
Circuit breaker
Closed
D38
D39
D58
D59
D78
D79
Data line a3
Driver door control unit
Driver front door lcok actuator (door unlock sensor)
Drivers step lamp
E24 (near fuse, fusible link and relay box)
Front interior lamp
Fuse 21 10a
Fuse 3 10a
Fuse block no. 1 (left end of dash)
Gnd
Hot at all times
Hot in acc and on
Interior lights illumination
Joint connector
Joint connector (left side of dash, near fuse block)
Joint connector (upper left side of dash)
Joint connector (uppper left side of dash, taped to harness)
Joint connector (uppper right side of dash, taped to harness)
Junction connector 15 (upper right side of dash)
Left map light
Left rear control unit
Left rear door lock assembly (door switch)
Left rear step lamp
Local data line
Locked
M114 (right side of dash)
M24 (left side of dash)
Off
Open
Passenger door control unit
Red
Right front step lamp
Right map light
Right rear control unit
Right rear door lock assembly (door switch)
Right rear step lamp
Step/l
Unlock sens
Unlocked

Instrument Illumination Wiring Diagram (1 of 2) for Infiniti Q45 2002

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List of elements for Instrument Illumination Wiring Diagram (1 of 2) for Infiniti Q45 2002:

10k
12r
1st
20b
26r
2nd
Auto
Auto return cancel switch
Bat
Body control module (bcm) (left kick panel)
Comb sw (auto)
Combination meter
Combination switch (light switch)
Console box lamp
Ddor mirror remote control switch
Door sw (as)
Door sw (dr)
Driver front door switch
Fluorescent lamp
Front interior lamp
Fuse 1 10a
Fuse 54 15a
Fuse 6 10a
Fuse 8 10a
Fuse 9 10a
Fuse block (behind left side of dash)
Fuse, fusible link & relay box (near battery)
Gnd1
Gnd2
Headlamp battery saver control unit (behind dash, left of steering column)
Hot at all times
Hot in on or start
Ign sw
Ill out
Joint connector (upper left side of dash)
Joint connector (upper left side of dash, taped to harness)
Joint connector 11 (top center of dash, taped to harness)
Joint connector 16 (behind upper right side of dash)
Joint connector 16 (top center of dash, taped to harness)
Joint connector 17 (behind upper right side of dash)
Joint connector 18 (behind uppper fight side of dash)
Joint connector 5 (upper left side of dash, taped to harness)
Light sw (1st)
M114 (right side of dash)
M115 (right side of dash)
M24 (left side of dash)
M25 (left side of dash)
M33
Off
Rap input
Rap output
Rear control switch
Rear sunshade rear switch
Right front door switch
T/l rly out 1
T/l rly out 2
T/l sw 1
T/l sw 2
Taillight relay (in fuse, fusible link & relay box)
Tal/l rly
Unified meter control unit
W/o memory mirrors

Instrument Illumination Wiring Diagram (2 of 2) for Infiniti Q45 2002

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List of elements for Instrument Illumination Wiring Diagram (2 of 2) for Infiniti Q45 2002:

(right side of dash) m114
(right side of dash) m115
A/t device
Active damper suspension select switch
Ashtray
Audio unit
B17 (body ground)
B217 (body ground)
Clock
Door lock/ unlock switch
Driver door control unit
Driver heated seat switch
Front cigarette lighter
Front rear sunshade switch
Front window main auto sw
Glove box lamp
Hazard switch
Headlamp aiming switch
Illumination control switch
Joint connector 1 (behind left side of dash, near fuse block)
Joint connector 13 (behind top center of dash, taped to harness)
Joint connector 2 (behind left side of dash, near fuse block)
Left rear ashtray
Left rear power seat switch
Lighter socket
M25 (body ground)
Multifunction switch
Passenger door control unit
Power window main switch
Right front heated seat switch
Right rear ashtray
Right rear power seat switch
Vdc off switch

VAnity Mirror & Trunk Lamp Wiring Diagram for Infiniti Q45 2002

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List of elements for VAnity Mirror & Trunk Lamp Wiring Diagram for Infiniti Q45 2002:

10k
B57 (center rear of trunk)
Driver side vanity mirror lamp
E24 (left end of dash)
Fuse 27 10a
Fuse block no. 1 (behind left side of dash)
Hot at all times
Joint connector 15 (upper right side of dash)
Passenger side vanity mirror lamp
Trunk room lamp
Trunk room lamp switch

MEMORY SYSTEMS

Memory System Wiring Diagrams (1 of 3) for Infiniti Q45 2002

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List of elements for Memory System Wiring Diagrams (1 of 3) for Infiniti Q45 2002:

(left end of dash)
20b
A/d batt
A/d gnd
A/d grd
A/t device detention switch (shifter assembly)
Acc
Adp steering switch
Batt
Body control module (bcm) (left kick panel)
Circuit breaker 1
Circuit breaker 2
Computer data lines system
Data line 3
Data line a1
Data line a2
Detent switch
Door sw
Drivers front door switch
Exterior lamps system
Fuse 10a
Fuse block (j/b) (behind left side of dash)
Gnd
Hot at all times
Hot in on or accy
Hot in on or start
Hot in start
Ign
Instrument cluster
Instrument cluster system
Iurx
Iutx
Joint connector
Joint connector (left side of dash, near fuse block)
Joint connector (upper right side of dash)
Joint connector 16 (behind upper right side of dash)
Joint connector 2 (behind left side of dash, near fuse block)
Joint connector 2 (left side of dash, near fuse block)
Joint connector 6 (behind upper left side of dash, taped to harness)
Joint connector 9 (behind upper left side of dash)
Key switch
Key switch (ignition switch assy)
M114 (right end of dash)
M115 (right side of dash)
M24
M24 (left side of dash)
Mem 1
Mem 1 sw
Mem 2
Mem 2 sw
Mirror sw down
Mirror sw left
Mirror sw right
Mirror sw up
Pnk
Red
Rev lamp sw
Seat memory switch
Select sw left
Select sw right
Set sw
Tele motor
Tele signal
Tele sw (fr)
Tele sw (rr)
Tele switch
Telescope motor (lower part of steering column)
Telescopic sensor (lower part of steering column)
Tilt motor
Tilt motor (upper part of steering column)
Tilt sens
Tilt sensor (upper part of steering column)
Tilt sw dwn
Tilt sw up
Tilt switch
Tilt/tele 5v
Vsp

Memory System Wiring Diagrams (2 of 3) for Infiniti Q45 2002

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List of elements for Memory System Wiring Diagrams (2 of 3) for Infiniti Q45 2002:

Bat
Computer data lines
Data line a2
Data line a3
Door mirror remote control switch
Down
Driver side door mirror actuator
Drivers side door mirror control unit
Gnd
Interior lights system
Joint connector 15 (upper right side of dash)
Joint connector 17 (upper right side of dash)
Joint connector 18 (upper right side of dash)
Joint connector 19 (upper right side of dash)
Joint connector 20 (upper right side of dash)
Joint connector 41
Joint connector 5 (upper left side of dash, taped to harness)
Left
M114 right side of dash)
M24 (left side of dash)
M25 (left side of dash)
Mirror motor
Mirror sens (left/right)
Mirror sens (up/down)
Motor (left/right)
Motor (up/down)
Passenger side door mirror actuator
Passengers side door mirror control unit
Pnk
Red
Right
Sensor (left/right)
Sensor gnd
Sensor power
Sensor pwr

Memory System Wiring Diagrams (3 of 3) for Infiniti Q45 2002

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List of elements for Memory System Wiring Diagrams (3 of 3) for Infiniti Q45 2002:

14a
15b
16a
32a
32b
32c
B17 (left front door sill)
Batt
Data line a1
Driver's seat control unit (under driver's seat)
Driver's side lifting device (bottom of seat frame)
Driver's side power seat switch
Driver's side reclining motor
Driver's side sliding motor
Front slide sensor
Frt lift dwn
Frt lift up
Frt pulse sw
Frt reclin mtr
Frt reclin sw
Frt slide mtr
Frt slide sw
Grd
Lumbar support motor
Pnk
Pulse sw grd
Rear slide sensor
Reclin puls sw
Recline switch
Red
Rr lft up
Rr lift dwn
Rr lift up
Rr pulse sw
Rr reclin mtr
Rr reclin sw
Rr slide mtr
Rr slide sw
Slide pulse sw
Slide switch
Switch frt lift
Switch lumbar
Switch rear lift

NAVIGATION

Navigation Wiring Diagram (1 of 2) for Infiniti Q45 2002

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List of elements for Navigation Wiring Diagram (1 of 2) for Infiniti Q45 2002:

12r
17d
19b
19d
20b
23r
26r
Acc
Av and navi control unit (at center rear of luggage compartment)
Av-cn
Av-me
B57 (center rear of trunk)
Bat
Bose speaker amp (at center front of luggage compt)
Bus shield
Bus+
Bus-
Cn-av
Display
E24 (near fuse, fusible link & relay box)
Exterior lights system
Ftb
Fuse 10a
Fuse 15a
Fuse block no.1 (behind left end of dash)
Fuse, fusible link & relay box (in right front side of engine compt)
Gnd
Gps ant gnd
Gps antenna
Gps sig
Hot at all times
Hot in acc or on
Hot in on or start
Ign
Ill
Ill con
Inh
J/c 12 (behind top center of dash)
J/c 3 (behind left side of dash)
J/c 4 (behind upper left of dash)
Left front door speaker
M114 (right side of dash)
Me-av
Multi- function switch
Navi +
Navi -
Nca
Pkb
Pnk
Red
Rgb gnd
Rgb sync
Shield
Shields
Solid state
Speed
Stop lamp switch (on bracket, above brake pedal)
Tail lamp relay
Voice +
Voice -

Navigation Wiring Diagram (2 of 2) for Infiniti Q45 2002

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List of elements for Navigation Wiring Diagram (2 of 2) for Infiniti Q45 2002:

(right side of dash) m115
1st
2nd
61s
69s
Auto
Backup lamp relay
Bat
Body control module (behind left kick panel)
Comb sw
Combination meter
Combination switch (lighting module)
Data line computer system
Data link connector (under left side of dash)
Exterior lights system
Fuse, fusible link & relay box (in right front side of engine compt)
Gnd1
Gnd2
Headlamp battery saver control uint (behind dash left of steering column)
Ign sw
Iiurx
Iiutx
Ill out
J/c 11 (behind top center of dash)
J/c 16 (behind upper right of dash)
J/c 17 (behind upper right of dash)
J/c 18 (behind upper right of dash)
J/c 3 (behind left side of dash)
J/c 7 (behind upper left of dash)
J/c 8 (behind upper left of dash)
J/c 9 (behind upper left of dash)
Lap output
M24 (left side of dash)
M25 (left side of dash)
Nca
Off
Parking brake switch
Pnk
Rap input
Red
Rev lamp rly
Shield
Start rly
Starting system
T/l rly out1
T/l rly out2
T/l sw1
T/l sw2
Tail/l rly
Transmission control module (behind glove box)
Unified meter control unit

POWER ANTENNA

Power Antenna Wiring Diagram for Infiniti Q45 2002

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List of elements for Power Antenna Wiring Diagram for Infiniti Q45 2002:

Aac
Ant signal
Antenna amplifier
Audio unit
Fuse 21 10a
Fuse block no. 1 (left end of dash)
Hot in on or accy
Joint connector 3 (behind left side of dash, near fuse block)
Main window antenna
Nca
Sub window antenna

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 3) for Infiniti Q45 2002

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List of elements for Power Distribution Wiring Diagram (1 of 3) for Infiniti Q45 2002:

(near fuse, fusible link & relay box)
16r
20r
22r
23r
27r
28r
29r
33r
34r
Air condi- tioner relay
Air conditioning system
Anti-lock brakes system
Av control unit, voice activated control unit, rear view camera control unit, sound system, navigation system
Battery
Blower motor relay
E24
Ecm relay
Engine control system
Engine control system, computer data lines system, tramsmissions system
Engine controls system, transmissions system, anti-theft system
From ignition switch (diagram 2 of 3)
Fuel pump relay
Fuse 10a
Fuse 15a
Fuse 20a
Fuse block no. 2 (right kick panel)
Fuse, fusible link & relay block (in right front side of engine compt)
Fuse, fusible link & relay box (in right front side of engine compt)
Fusible link b 50a
Fusible link c 50a
Fusible link d 30a
Fusible link f 30a
Fusible link g 50a
Fusible link h 40a
Fusible link j 30a
Fusible link k 50a
Fusible link l 50a
Headlamp relay 1
Headlamp relay 2
Horn relay
Ignition relay
Nca
Phone
Sound system
Starting/ charging system
Tail lamp relay
Throttle control motor relay
To fuse (diagram 2 of 3)
To fuse block no. 1 (diagram 2 of 3)
To fuse block no.1 (diagram 2 of 3)
To fuse block no.1 (diagram 3 of 3)
To ignition switch (diagram 2 of 3)
Transmission system
Wiper/ washer system

Power Distribution Wiring Diagram (2 of 3) for Infiniti Q45 2002

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List of elements for Power Distribution Wiring Diagram (2 of 3) for Infiniti Q45 2002:

(near fuse, fusible link & relay box)
(right side of dash)
(right side of engine compart- ment
10a
10c
19b
20b
Acc
Accessory relay
Air conditioning system
Circuit breaker
Defogger system, mirrors system, exterior lights system, hanset (phone)
Dual mode muffler control unit, defogger system
E24
Electronic suspension system, vdc/tcs/abs control unit, electronic power steering system
Engine controls system
Engine controls system, transmissions system, instrument cluster system, electronic suspension system, electronic power steering system, suplemental restaints system, mirrors system, seats system, starting/charging system, exterior light system, interior light system, wipwer/ washer system, navigation system, electronic suspension system
Exterior lights system
Exterior lights system (drl)
From fusible c link g (diagram 1 of 3)
From fusible link c (diagram 1 of 3)
From ignition relay (diagram 1 of 3)
Front cigarette lighter socket
Front power socket
Fuse 10a
Fuse 15a
Fuse 20a
Fuse block
Fuse block no. 1 (left kick panel)
Headlights system (drl), engine controls system
Ignition switch
Joint connector (behind upper right side of dash)
Lock
Low tire pressure warning control unit, body contol module, a/c auto amp, headlights system, interior lights system, instrument cluster system, rear view camera control unit, voice activated control module, computer data line system, sound systems, power antenna system, navigation system
Low tire pressure warning control unit, headlights system, battery saver control unit
M114
Mirrors system
Pnk
Power tops system, door locks system, anti-theft system, defogger system, power windows system, seats system, headlights system, exterior lights system, interior light system, warning system, wiper/washer system, navigation system, computer data lines system, instrument cluster system
Red
Seats system
Seats system, computer data lines system
Shift interlock system, cruise control system
Start
Starting/ charging system
To blower relay (diagram 1 of 3)
To fuel pump relay (diagram 1 of 3)
To fuse block no. 1 (diagram 3 0f 3)
To ignition relay (diagram 1 of 3)

Power Distribution Wiring Diagram (3 of 3) for Infiniti Q45 2002

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List of elements for Power Distribution Wiring Diagram (3 of 3) for Infiniti Q45 2002:

(diagram 2 of 3)
10k
11b
Circuit breaker
Defogger system
Door locks system, anti- theft system, power windows system, computer data lines system
Engine controls system, shift interlock system, electronis suspension system, anti-lock brakes system, exterior lights system, warning system, stop lamp switch, navigation system, cruise control system
Engine controls system, transmissions system, low tire pressure warning control unit, electronic suspension system, anti-lock brake system, anti-theft system, interior lights system, air conditioning system, exterior lights system, instrument cluster system, warning system, navigation system
Exterior lights system
From accessory relay k
From fusible link h (diagram 1 of 3)
Fuse 10a
Fuse 15a
Fuse 20a
Fuse block no. 1 (left kick panel)
Integrated homelink transmitter, interior lights system
Interior lights system
Power top system, door locks system, anti-theft system, power windows system, interior lights system, exterior lights system, computer data lines system
Seats system, computer data line system
Seats system, computer data lines system
Shift interlock system, door locks system, anti-theft system, power windows system, mirrors system, seats system, headlights system, interior lights system, warning lights system, computer data lines system
Trunk lid opener relay
Trunk/tailgate/ fuel doors system, doors locks system
Trunk/tailgate/ fuel doors system, power top system, door locks system, anti-theft system, defogger system, power windows system, interior lights system, mirrors system, seats system, headlights system, exterior lights system, warning systems, wiper washer system, computer data lines system

POWER DOOR LOCKS

Door Lock Wiring Diagram for Infiniti Q45 2002

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List of elements for Door Lock Wiring Diagram for Infiniti Q45 2002:

20b
B17 (below left front seat)
B217 (below right front seat)
Bat
Bat (c/b)
Between full stroke and n
Body control module (bcm) (left kick panel)
Circuit breaker 1
Circuit breaker 2
Computer data lines system
Data line
Data line a3
Door lock
Door sw (as)
Door sw (dr)
Door sw (rl)
Door sw (rr)
Door unlock
Driver door control unit (in drivers door)
Driver front door key cylinder switch
Driver's door lock actuator
Driver's door switch
Front passenger's door switch
Full stroke
Fuse 1 10a
Fuse 3 10a
Fuse 8 10a
Fuse block no. 1 (left end of dash)
Gnd
Hot at all times
Hot in on and start
Ign
Iiurx
Iiutx
Instrument cluster system
Joint connector
Joint connector (upper left side of dash, taped to harness)
Joint connector (upper right side of dash)
Joint connector (upper right side of dash, taped to harness)
Joint connector 20 (upper right side of dash)
Joint connector 37
Junction connector 9 (upper left side of dash)
Key sw
Key switch and key lock solenoid (key switch)
Left rear door control unit (inside right rear door)
Left rear door lcok assembly (door switch)
Left rear door lock actuator
Lock
Lock sw
M114 (right side of dash)
M24 (left side of dash)
Passenger door control unit (in front passengers door)
Passengers door lock actuator
Right rear door control unit (inside right rear door)
Right rear door lock actuator
Right rear door lock assembly (door switch)
Unlock
Unlock sens
Unlock sw

Remote/Keyless Entry Wiring Diagram (1 of 2) for Infiniti Q45 2002

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List of elements for Remote/Keyless Entry Wiring Diagram (1 of 2) for Infiniti Q45 2002:

10d
20d
Acc
Bat
Bat (c/b)
Body control module (bcm) (left kick panel)
Combination flasher unit
Computer data lines system
Data
Data line
Data line a3
Door lock
Door sw (as)
Door sw (dr)
Door sw (rl)
Door sw (rr)
Door unlock
Driver door control unit (in drivers door)
Driver's door lock actuator
Driver's door switch
E24 (near fuse, fusible link and relay box)
Exterior lamps system (turn lamps)
Flasher
Front passenger door lcok actuator
Front passenger's door switch
Fuse 15 20a
Fuse 3 10a
Fuse 8 10a
Fuse block no.1 (left end of dash)
Gnd
H/l sw
Horn system
Hot at all times
Ign
Iiurx
Iiutx
Instrument cluster system
Joint connector (upper right side of dash)
Joint connector 20 (upper right side of dash)
Junction connector 9 (upper left side of dash)
K/less gnd
K/less signal
Key sw
Key switch and key lock solenoid (key switch)
L/turn
Lock
M114 (right side of dash)
M24 (left side of dash)
Multi-remote control receiver
Passenger door control unit (in front passengers door)
Power
Power (5v)
R/turn
Trunk lid operer actuator
Trunk lid operner cancel switch
Trunk lid operner relay
Trunk opener
Unlock
Unlock sens

Remote/Keyless Entry Wiring Diagram (2 of 2) for Infiniti Q45 2002

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List of elements for Remote/Keyless Entry Wiring Diagram (2 of 2) for Infiniti Q45 2002:

20b
B17 (below left front seat)
B217 (below right front seat)
Bat (c/b)
Circuit breaker 1
Circuit breaker 2
Data line
Fuse 1 10a
Fuse 21 10a
Fuse block no. 1 (left end of dash)
Gnd
Hot at all times
Hot in accy or on
Hot in on and start
Joint connector
Joint connector (upper left side of dash, taped to harness)
Joint connector (upper right side of dash)
Joint connector (upper right side of dash, taped to harness)
Joint connector 3 (left side of dash, near fuse block)
Joint connector 37
Left rear door control unit (inside right rear door)
Left rear door lcok assembly (door switch)
Left rear door lock actuator
M24 (left side of dash)
Right rear door control unit (inside right rear door)
Right rear door lock actuator
Right rear door lock assembly (door switch)
Unlock sens

POWER MIRRORS

Auto Anti-dazzling Inside Mirror for Infiniti Q45 2002

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List of elements for Auto Anti-dazzling Inside Mirror for Infiniti Q45 2002:

Auto anti- dazzling inside mirror
Driver side door mirror (auto anti-dazzling mirror)
E24 (near fuse, fusible link & relay box)
Fuse 1 10a
Fuse block no. 1 (left end of dash)
Gnd
Hot in on or start
Ignition
Oec (+)
Oec (-)
Oec feed
Oec return

Power Mirrors Wiring Diagram for Infiniti Q45 2002

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List of elements for Power Mirrors Wiring Diagram for Infiniti Q45 2002:

Changeover switch
Door mirror remote control switch
Driver's side door mirror actuator
Fuse 4 10a
Fuse block no. 1 (left end of dash)
Hot in on or accy
Illumi- nation
Interior lights system
Joint con- nector 5 (behind upper left side of dash, taped to harness)
M25 (left end of dash)
Mirror switch
Passenger's side door mirror actuator

POWER SEATS

Heated Seats Wiring Diagram for Infiniti Q45 2002

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List of elements for Heated Seats Wiring Diagram for Infiniti Q45 2002:

15a
15b
15c
44b
B17 (below left front seat)
B217 (below right front seat)
Battery
Circuit breaker 2
Driver side front power seat
Driver side heated seat switch
Fuse 81 20a
Fuse block (right side of engine compartment)
Fuse block no.1 (behind left end of dash)
Ground
High
High ind
High indic
High sig
Hot at all times
Hot in on or start
Ignition
Illumination
Interior lights system
Joint connector 37
Joint connector 5 (behind upper left side of dash)
Joint connector 6 (behind upper left side of dash)
Left condenser
Left rear power seat
Left rear power seat control unit
Left rear power seat switch
Low
Low ind
Low indic
Low sig
M25 (left side of dash)
Passenger side front power seat
Passenger side heated seat switch
Pnk
Right condenser
Right rear heated seat switch
Right rear power seat
Right rear power seat control unit
Seat back heater
Seat cushion heater

Passenger's Power Seat Wiring Diagram for Infiniti Q45 2002

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List of elements for Passenger's Power Seat Wiring Diagram for Infiniti Q45 2002:

Auto return cancel switch
B17 (below left front seat)
B217 (below right front seat)
Back
Batt
Cancel
Cancel sw
Circuit breaker 2
Door locks system
Door sw
Driver seat auto rev signal
Forw
Fuse block n0.1 (behind left end of dash)
Ground
Hot at all times
Interior lights system
Joint connector 36
Joint connector 37
Joint connector 6 (behind upper left side of dash)
Left rear door control unit
Left rear door lock assembly switch
Left rear power seat
Left rear power seat control unit
Left rear power seat sliding motor
Left rear power seat sliding switch
Lifting
Lifting switch (front)
M25 (left side of dash)
Open
Passenger side lifting motor (front)
Passenger side lifting motor (rear)
Passenger side reclining motor
Passenger side sliding motor
Passenger's side front power seat switch
Pnk
Recline
Red
Right rear door lock assembly switch
Right rear power seat
Right rear power seat control unit
Right rear power seat sliding motor
Right rear power seat sliding switch
Sensor
Slide switch
Sliding mot (back)
Sliding mot (for)
Sliding sw (back)
Sliding sw (for)
Switch
Switch (rear)

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagrams for Infiniti Q45 2002

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List of elements for Power Top/Sunroof Wiring Diagrams for Infiniti Q45 2002:

16b
20b
Auto close
Auto open
Bat
Body control module (bcm) (left kick panel)
Circuit breaker
Close
Cpu
Down
Encoder
Fuse 1 10a
Fuse 3 10a
Fuse block (j/b) 1 (left end of dash)
Gnd
Headlights system
Hot at all times
Hot in on or start
Ign
Joint connector 16 (upper right side of dash)
Joint connector 5 (upper left side of dash)
Joint connector 9 (upper left side of dash)
Limit switch
M24 (left side of dash)
M25 (left side of dash)
Open
Pnk
Rap output
Red
Slide switch
Sunroof motor
Sunroof switch
Tilt switch

POWER WINDOWS

Power Window Wiring Diagram for Infiniti Q45 2002

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List of elements for Power Window Wiring Diagram for Infiniti Q45 2002:

(upper right side of dash) joint connector 15
20b
Auto dn
Auto dn dn
Auto up
B17 (below left front seat)
B217 (below right front seat)
Bat
Body control module (bcm) (left kick panel)
Circuit breaker 1
Circuit breaker 2
Data line
Data line a-3
Down
Driver door control unit
Driver side front door key cylinder switch
Driver side front power window regulator
Encoder
Encoder pwr
Front left
Front right
Fuse 10a
Fuse block (j/b) 1 (left end of dash)
Ground
Hot at all times
Hot in on or start
Ign
Illum
Joint connector 16 (upper right side of dash)
Joint connector 21 (upper right side of dash)
Joint connector 41
Joint connector 6 (upper left side of dash)
Joint connector 9 (upper left side of dash)
Left front power window sub- switch
Left rear door control unit
Left rear power window regulator
Left rear power window sub-switch
Limit sw
Local data line
Lock
Lock sw
M114 (right side of dash)
M24 (left side of dash)
Passenger door control unit
Passenger side front power window regulator
Pulse
Pwr
Rear left
Rear right
Right rear door control unit
Right rear power window sub-switch
Unlk
Unlock
Unlock sw

RADIO

Radio Wiring Diagrams (1 of 2) for Infiniti Q45 2002

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List of elements for Radio Wiring Diagrams (1 of 2) for Infiniti Q45 2002:

ant signal illum ctrl
audio out shld
chg req chg -hu
lh input (-)
vnc mic(-)
(right rear corner of luggage compt) cd auto changer
23r
Acc
Antenna amp
Antenna amplifier
Audio out lh- audio out lh+ audio out rh(-)
Audio out rh(+)
Audio unit
Back up
Bat
Bus(+) shield
Bus(-)
Center instrument speaker
Fuse 21 10a
Fuse 52 15a
Fuse block (j/b) (behind left side of dash)
Fuse, fusible link & relay box (right front side of engine compt)
Gnd
Gnd
Hot at all times
Hot in on or acc
Hu -chg
Interior lights
Joint connector (left side of dash, taped to hanress)
Joint connector 3 (left side of dash, near fuse block)
Joint connector 4 (behind upper left side of dash)
Left rear door speaker
Lh (+) out
Lh (-) out
Lh input (+) rh input (-) rh input (+) gnd
Light switch
M114 (right side of dash)
M25 (left side of dash)
M86
M87
M88
Nca
Pnk
Rear control switch
Req
Rh (+) out
Rh (-) out
Right rear door speaker
Rxd
Shield bus (-) bus (+)
Shield gnd
Txd
Vnc mi(+) vnc shield
Window ant
Window antenna (main)
Window antenna (sub)
Woofer

Radio Wiring Diagrams (2 of 2) for Infiniti Q45 2002

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List of elements for Radio Wiring Diagrams (2 of 2) for Infiniti Q45 2002:

Acc
B231
B232
B233
B234
B256 (right front of trunk)
Bat
Bose speaker amplifier (center front of luggage compartment)
Bus (+)
Bus (-)
Bus +
Bus -
Combination switch (spiral cable)
Data out
Display
Fr sp lh (+)
Fr-sp lh (-)
Fr-sp rh (+)
Fr-sp rh (-)
Fuse, fusible link and relay block (j/b) (right front side of engine compartment)
Fusible link j 30a
Gnd
Ground
Horn system
Hot at all times
Inst ctr (+)
Inst ctr (-)
Inst lh (+)
Inst lh (-)
Inst rh (+)
Inst rh (-)
Joint connector 37
Left front door speaker
Left instrument speaker
Mic +
Mic -
Multifunction switch
Nca
Pnk
Radio in lh (-)
Radio in lh (+)
Radio in rh (+)
Radio in rh (-)
Rd strg
Red
Right front door speaker
Right instrument speaker
Rr-sp lh (+)
Rr-sp lh (-)
Rr-sp rh (+)
Rr-sp rh (-)
Rx rr
Shield
Steering switch
Woofer ((-)
Woofer (+)

SHIFT INTERLOCKS

Shift Interlock Wiring Diagram for Infiniti Q45 2002

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List of elements for Shift Interlock Wiring Diagram for Infiniti Q45 2002:

(behind right side of dash) m115
(near fuse block) j/c 2
A/t device
Bat +
Body control module (bcm) (left kick panel)
Detent sw
Fuse 12 10a
Fuse 17 15a
Fuse 8 10a
Fuse block (j/b) no 1 (left end of dash)
Ground
Hot at all times
Hot in on or start
Ign sw
J/c 12 (top center of dash)
J/c 15 (upper right side of dash)
J/c 20 (upper right side of dash)
J/c 7 (upper left side of dash)
Key lk sol
Key switch & key lock solenoid
M24 (behind left side of dash)
Shift lock control unit (behind dash, left of steering column)
Shift lock sol
Stoplight switch (above brake pedal)

STARTING/CHARGING

Charging Wiring Diagram for Infiniti Q45 2002

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List of elements for Charging Wiring Diagram for Infiniti Q45 2002:

Alternator
Charge warning indicator
Combination meter
E307 (lower right of eng)
Fuse 56 15a
Fuse 9 10a
Fuse block no 1 (left kick panel)
Fuse, fusible link & relay box (in right front side of engine compartment)
Hot at all times
Hot in on or start
Joint connector (behind upper left side of dash)

Starting Wiring Diagram for Infiniti Q45 2002

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List of elements for Starting Wiring Diagram for Infiniti Q45 2002:

14r
15r
17d
19d
21r
24r
29r
31r
Acc
Battery
Cruise control system
E24 (near fuse, fusible link relay block)
E24 (near fuse, fusible link relay box)
Engine conrol module (behind glove box)
Fuse & fusible link & relay block (in right front side of eng compt)
Fuse & fusible link box (in right front side of eng compt)
Fuse block no 1 (behind left end of dash)
Fuse link g 50a
Hot at all times
Ignition switch
Joint connector 17 (behind upper right side of dash)
Nca
Neut
Off
Park/ neutral position relay
Power distribution system
Start
Start rly
Starter motor
Transmission control module (behind glove box)

SUPPLEMENTAL RESTRAINTS

Supplemental Restraint Wiring Diagram (1 of 2) for Infiniti Q45 2002

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List of elements for Supplemental Restraint Wiring Diagram (1 of 2) for Infiniti Q45 2002:

(behind left side of dash) m24
(behind right side of dash) m114
(left front door sill) b16
(right front door sill) b216
Air bag diagnosis sensor unit (under rear of center console)
Air bag indicator
Air bag w/l
As1 (+)
As1 (-)
As2 (+)
As2 (-)
B13
B213
C-lh (+)
C-lh (-)
C-rh (+)
C-rh (-)
Combination meter
Data link connector (dlc) (partial) (under left side of dash, near hood lock release handle)
Dr1 (+)
Dr1 (-), dr2 (-)
Dr2 (+)
Eczs (+)
Eczs (-)
Eczs gnd
Front right side air bag module
Fuse 10a
Fuse 20 10a
Fuse block (j/b) 1 (left end of dash)
Gnd
Hot in on or start
Ign
J/c 11 (behind top center of dash, taped to harness)
J/c 4 (behind upper left side of dash)
K-line
Left lock (+)
Left lock (-)
Left side air bag (satellite) sensor
Left side curtain air bag module
M103
M43
Nca
P-lh (+)
P-lh (-)
P-rh (+)
P-rh (-)
Pnk
Red
Right front seat belt pretensioner
Right lock (+)
Right lock (-)
Right side air bag (satellite) sensor
Right side curtain air bag module
S-lh (+)
S-lh (-)
S-rh (+)
S-rh (-)
Sat lh (+)
Sat lh (-)
Sat rh (+)
Sat rh (-)
Seat buckle sw
Unified meter control unit