Wiring diagrams AUDI 2.0l petrol engine , CNCD,CUHA,CUJA

Wiring diagrams AUDI 2.0l petrol engine , CNCD,CUHA,CUJA From May 2013

Audi A5	Current Flow Diagram	No. 153 / 1

		09.2013

Audi A5	Current Flow Diagram	No. 153 / 2

Wiring diagrams AUDI
2.0l petrol engine , CNCD,CUHA,CUJA

ws	=	white
sw	=	black
ro	=	red
rt	=	red
br	=	brown
gn	=	green
bl	=	blue
gr	=	grey
li	=	purple
vi	=	purple
ge	=	yellow
or	=	orange
rs	=	pink

Battery, Terminal 15 voltage supply relay

Battery

J329

Terminal 15 voltage supply relay

J367

Battery monitor control unit

J393

Convenience system central control unit

SA1

Fuse 1 in fuse holder A

T2x

2-pin connector

T32d

32-pin connector

624

Earth point, starter battery

B298

Positive connection 2 (30), in main wiring harness

B299

Positive connection 3 (30), in main wiring harness

B300

Positive connection 4 (30), in main wiring harness

B492

Positive connection 3 (15), in interior wiring harness

Audi A5	Current Flow Diagram	No. 153 / 3

Get access to all wiring diagrams of the car

ws	=	white
sw	=	black
ro	=	red
rt	=	red
br	=	brown
gn	=	green
bl	=	blue
gr	=	grey
li	=	purple
vi	=	purple
ge	=	yellow
or	=	orange
rs	=	pink

Battery isolation igniter, Terminal 30 wiring junction 2

J234

Airbag control unit

N253

Battery isolation igniter

SA2

Fuse 2 in fuse holder A

T2y

2-pin connector

TV22

Terminal 30 wiring junction 2

T100

100-pin connector

500

Threaded connection 1 (30), on relay plate

501

Threaded connection 2 (30), on relay plate

A32

Positive connection (30), in dash panel wiring harness

B299

Positive connection 3 (30), in main wiring harness

D50

Positive connection (30), in engine compartment wiring harness

Audi A5	Current Flow Diagram	No. 153 / 4

Get access to all wiring diagrams of the car

ws	=	white
sw	=	black
ro	=	red
rt	=	red
br	=	brown
gn	=	green
bl	=	blue
gr	=	grey
li	=	purple
vi	=	purple
ge	=	yellow
or	=	orange
rs	=	pink

Starter, Alternator, Voltage regulator, Terminal 30 wiring junction 2, Jump start socket

Starter

Alternator

Voltage regulator

C24

Suppression filter

J500

Power steering control unit

S204

Fuse 1 (30)

S205

Fuse 2 (30)

S206

Fuse 3 (30)

T2n

2-pin connector

T17e

17-pin connector, red

T17r

17-pin connector, white

TV22

Terminal 30 wiring junction 2

Jump start socket

Earth point, on left in engine compartment

Earth connection 1, in engine compartment wiring harness

B698

Connection 3 (LIN bus) in main wiring harness

see applicable current flow diagram for radiator fan

Audi A5	Current Flow Diagram	No. 153 / 5

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ws	=	white
sw	=	black
ro	=	red
rt	=	red
br	=	brown
gn	=	green
bl	=	blue
gr	=	grey
li	=	purple
vi	=	purple
ge	=	yellow
or	=	orange
rs	=	pink

Main relay, Engine component current supply relay

J271

Main relay

J623

Engine control unit

J757

Engine component current supply relay

T17q

17-pin connector, red

T17r

17-pin connector, white

T91

91-pin connector

B146

Positive connection 1 (87), in interior wiring harness

D101

Connection 1 in engine compartment wiring harness

Audi A5	Current Flow Diagram	No. 153 / 6

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ws	=	white
sw	=	black
ro	=	red
rt	=	red
br	=	brown
gn	=	green
bl	=	blue
gr	=	grey
li	=	purple
vi	=	purple
ge	=	yellow
or	=	orange
rs	=	pink

Starter motor relay, Starter motor relay 2

J53

Starter motor relay

J532

Voltage stabiliser

J623

Engine control unit

J695

Starter motor relay 2

ST1

Fuse carrier 1

SB3

Fuse 3 on fuse holder B

SB9

Fuse 9 on fuse holder B

T5l

5-pin connector, in engine compartment

T12aa

12-pin connector

T17q

17-pin connector, red

T17r

17-pin connector, white

T91

91-pin connector

D51

Positive connection 1 (15), in engine compartment wiring harness

D97

Connection (50), in engine compartment right wiring harness

D103

Connection 3 in engine compartment wiring harness

D210

Connection (50), in engine compartment wiring harness

Only models with start/stop system

See applicable current flow diagram for start/stop system

Only models with no start/stop system

Audi A5	Current Flow Diagram	No. 153 / 7

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ws	=	white
sw	=	black
ro	=	red
rt	=	red
br	=	brown
gn	=	green
bl	=	blue
gr	=	grey
li	=	purple
vi	=	purple
ge	=	yellow
or	=	orange
rs	=	pink

Activated charcoal filter solenoid valve 1, Left electrohydraulic engine mounting solenoid valve, Right electrohydraulic engine mounting solenoid valve, Camshaft control valve 1, Turbocharger air recirculation valve, Exhaust camshaft control valve 1

J623

Engine control unit

N80

Activated charcoal filter solenoid valve 1

N144

Left electrohydraulic engine mounting solenoid valve

N145

Right electrohydraulic engine mounting solenoid valve

N205

Camshaft control valve 1

N249

Turbocharger air recirculation valve

N316

Intake manifold flap valve

N318

Exhaust camshaft control valve 1

ST1

Fuse carrier 1

SB1

Fuse 1 on fuse holder B

SB4

Fuse 4 on fuse holder B

SB6

Fuse 6 on fuse holder B

SB12

Fuse 12 on fuse holder B

T91

91-pin connector

T105

105-pin connector

D103

Connection 3 in engine compartment wiring harness

D115

Connection 13 in engine compartment wiring harness

see applicable current flow diagram for automatic gearbox

If fitted

Audi A5	Current Flow Diagram	No. 153 / 8

Get access to all wiring diagrams of the car

ws	=	white
sw	=	black
ro	=	red
rt	=	red
br	=	brown
gn	=	green
bl	=	blue
gr	=	grey
li	=	purple
vi	=	purple
ge	=	yellow
or	=	orange
rs	=	pink

Actuator 1 for camshaft adjustment, Valve for oil pressure control, Piston cooling jet control valve

F366

Actuator 1 for camshaft adjustment

F367

Actuator 2 for camshaft adjustment

J255

Climatronic control unit

J500

Power steering control unit

J623

Engine control unit

N422

Climatronic coolant shut-off valve

N428

Valve for oil pressure control

N522

Piston cooling jet control valve

ST1

Fuse carrier 1

SB7

Fuse 7 on fuse holder B

SB11

Fuse 11 on fuse holder B

SB15

Fuse 15 on fuse holder B

T5l

5-pin connector, in engine compartment

T6h

6-pin connector

T17b

17-pin connector, blue

T17q

17-pin connector, red

T20e

20-pin connector

T91

91-pin connector

T105

105-pin connector

B536

Connection 27, in main wiring harness

D115

Connection 13 in engine compartment wiring harness

D116

Connection 14 in engine compartment wiring harness

D117

Connection 15 in engine compartment wiring harness

see applicable current flow diagram for radiator fan

see applicable current flow diagram

Audi A5	Current Flow Diagram	No. 153 / 9

Get access to all wiring diagrams of the car

ws	=	white
sw	=	black
ro	=	red
rt	=	red
br	=	brown
gn	=	green
bl	=	blue
gr	=	grey
li	=	purple
vi	=	purple
ge	=	yellow
or	=	orange
rs	=	pink

Actuator 6 for camshaft adjustment, Actuator 7 for camshaft adjustment, Actuator 8 for camshaft adjustment

F368

Actuator 3 for camshaft adjustment

F369

Actuator 4 for camshaft adjustment

F370

Actuator 5 for camshaft adjustment

F371

Actuator 6 for camshaft adjustment

F372

Actuator 7 for camshaft adjustment

F373

Actuator 8 for camshaft adjustment

J623

Engine control unit

N488

Coolant valve for gearbox

T91

91-pin connector

T105

105-pin connector

D116

Connection 14 in engine compartment wiring harness

Only models with manual gearbox

Audi A5	Current Flow Diagram	No. 153 / 10

Get access to all wiring diagrams of the car

ws	=	white
sw	=	black
ro	=	red
rt	=	red
br	=	brown
gn	=	green
bl	=	blue
gr	=	grey
li	=	purple
vi	=	purple
ge	=	yellow
or	=	orange
rs	=	pink

Oil pressure switch, Oil pressure switch for reduced oil pressure, Coolant temperature sender, Radiator outlet coolant temperature sender

F22

Oil pressure switch

F378

Oil pressure switch for reduced oil pressure

F447

Stage 3 oil pressure switch

G61

Knock sensor 1

G62

Coolant temperature sender

G83

Radiator outlet coolant temperature sender

J623

Engine control unit

T2z

2-pin connector, green

T14f

14-pin connector, in engine compartment

T17q

17-pin connector, red

T91

91-pin connector

T105

105-pin connector

V50

Coolant circulation pump

132

Earth connection 3, in engine compartment wiring harness

see applicable current flow diagram for air conditioning

Audi A5	Current Flow Diagram	No. 153 / 11

Get access to all wiring diagrams of the car

ws	=	white
sw	=	black
ro	=	red
rt	=	red
br	=	brown
gn	=	green
bl	=	blue
gr	=	grey
li	=	purple
vi	=	purple
ge	=	yellow
or	=	orange
rs	=	pink

Ignition coil 1 with output stage, Ignition coil 2 with output stage, Ignition coil 3 with output stage, Ignition coil 4 with output stage

J623

Engine control unit

N70

Ignition coil 1 with output stage

N127

Ignition coil 2 with output stage

N291

Ignition coil 3 with output stage

N292

Ignition coil 4 with output stage

Spark plug connector

Spark plugs

ST1

Fuse carrier 1

SB14

Fuse 14 on fuse holder B

T105

105-pin connector

Earth point, on cylinder block

131

Earth connection 2, in engine compartment wiring harness

167

Earth connection 4, in engine compartment wiring harness

D121

Connection 19 in engine compartment wiring harness

Audi A5	Current Flow Diagram	No. 153 / 12

Get access to all wiring diagrams of the car

ws	=	white
sw	=	black
ro	=	red
rt	=	red
br	=	brown
gn	=	green
bl	=	blue
gr	=	grey
li	=	purple
vi	=	purple
ge	=	yellow
or	=	orange
rs	=	pink

Accelerator position sender, Accelerator position sender 2, Tank pressure sensor, Control unit for fuel tank leak detection

G79

Accelerator position sender

G185

Accelerator position sender 2

G400

Tank pressure sensor

J623

Engine control unit

J909

Control unit for fuel tank leak detection

ST2

Fuse carrier 2

SF12

Fuse 12 in fuse holder F

T6g

6-pin connector

T17e

17-pin connector, red

T17q

17-pin connector, red

T17r

17-pin connector, white

T91

91-pin connector

Only for American markets

Audi A5	Current Flow Diagram	No. 153 / 13

Get access to all wiring diagrams of the car

ws	=	white
sw	=	black
ro	=	red
rt	=	red
br	=	brown
gn	=	green
bl	=	blue
gr	=	grey
li	=	purple
vi	=	purple
ge	=	yellow
or	=	orange
rs	=	pink

Fuel pressure sender, Hall sender 3

G247

Fuel pressure sender

G300

Hall sender 3

G581

Position sender for charge pressure positioner

J623

Engine control unit

T14f

14-pin connector, in engine compartment

T105

105-pin connector

V465

Charge pressure positioner

327

Earth connection (sender earth), in engine compartment wiring harness

D141

Connection (5V) in engine prewiring harness

Audi A5	Current Flow Diagram	No. 153 / 14

Get access to all wiring diagrams of the car

ws	=	white
sw	=	black
ro	=	red
rt	=	red
br	=	brown
gn	=	green
bl	=	blue
gr	=	grey
li	=	purple
vi	=	purple
ge	=	yellow
or	=	orange
rs	=	pink

Engine speed sender, Throttle valve module

G28

Engine speed sender

G42

Intake air temperature sender

G71

Intake manifold pressure sender

G186

Throttle valve drive for electric throttle

G187

Throttle valve drive angle sender 1 for electric throttle

G188

Throttle valve drive angle sender 2 for electric throttle

J338

Throttle valve module

J623

Engine control unit

N493

Actuator for engine temperature regulation

T105

105-pin connector

327

Earth connection (sender earth), in engine compartment wiring harness

D141

Connection (5V) in engine prewiring harness

Audi A5	Current Flow Diagram	No. 153 / 15

Get access to all wiring diagrams of the car

ws	=	white
sw	=	black
ro	=	red
rt	=	red
br	=	brown
gn	=	green
bl	=	blue
gr	=	grey
li	=	purple
vi	=	purple
ge	=	yellow
or	=	orange
rs	=	pink

Hall sender, Intake manifold flap potentiometer, Fuel pressure sender for low-pressure

G31

Charge pressure sender

G40

Hall sender

G336

Intake manifold flap potentiometer

G410

Fuel pressure sender for low-pressure

J623

Engine control unit

T14f

14-pin connector, in engine compartment

T91

91-pin connector

T105

105-pin connector

D174

Connection 2 (5V) in engine prewiring harness

D190

Connection 3 (5V) in engine prewiring harness

Audi A5	Current Flow Diagram	No. 153 / 16

Get access to all wiring diagrams of the car

ws	=	white
sw	=	black
ro	=	red
rt	=	red
br	=	brown
gn	=	green
bl	=	blue
gr	=	grey
li	=	purple
vi	=	purple
ge	=	yellow
or	=	orange
rs	=	pink

Gear detection sensor, Injector, cylinder 1, Injector, cylinder 2, Injector, cylinder 3, Injector, cylinder 4

G294

Brake servo pressure sensor

G604

Gear detection sensor

J623

Engine control unit

N30

Injector, cylinder 1

N31

Injector, cylinder 2

N32

Injector, cylinder 3

N33

Injector, cylinder 4

T8w

8-pin connector, in engine compartment

T91

91-pin connector

T105

105-pin connector

D119

Connection 17 in engine compartment wiring harness

D190

Connection 3 (5V) in engine prewiring harness

Only models with manual gearbox

Only models with stop/start system

Audi A5	Current Flow Diagram	No. 153 / 17

Get access to all wiring diagrams of the car

ws	=	white
sw	=	black
ro	=	red
rt	=	red
br	=	brown
gn	=	green
bl	=	blue
gr	=	grey
li	=	purple
vi	=	purple
ge	=	yellow
or	=	orange
rs	=	pink

Injector 2, cylinder 1, Injector 2, cylinder 2, Injector 2, cylinder 3, Injector 2, cylinder 4

J623

Engine control unit

N532

Injector 2, cylinder 1

N533

Injector 2, cylinder 2

N534

Injector 2, cylinder 3

N535

Injector 2, cylinder 4

T8q

8-pin connector, black

T105

105-pin connector

D120

Connection 18 in engine compartment wiring harness

Audi A5	Current Flow Diagram	No. 153 / 18

Get access to all wiring diagrams of the car

ws	=	white
sw	=	black
ro	=	red
rt	=	red
br	=	brown
gn	=	green
bl	=	blue
gr	=	grey
li	=	purple
vi	=	purple
ge	=	yellow
or	=	orange
rs	=	pink

Lambda probe, Lambda probe after catalytic converter, Fuel metering valve

G39

Lambda probe

G130

Lambda probe after catalytic converter

J623

Engine control unit

N290

Fuel metering valve

ST1

Fuse carrier 1

SB10

Fuse 10 on fuse holder B

T4aa

4-pin connector, grey

T4x

4-pin connector, black

T5k

5-pin connector, grey

T91

91-pin connector

T105

105-pin connector

Z19

Lambda probe heater

Z29

Lambda probe 1 heater after catalytic converter

D106

Connection 4 in engine compartment wiring harness

Not for American markets

Only for American markets

Cross section depends on equipment

Audi A5	Current Flow Diagram	No. 153 / 19

Get access to all wiring diagrams of the car

ws	=	white
sw	=	black
ro	=	red
rt	=	red
br	=	brown
gn	=	green
bl	=	blue
gr	=	grey
li	=	purple
vi	=	purple
ge	=	yellow
or	=	orange
rs	=	pink

Clutch pedal switch, Clutch pedal switch for engine start, Clutch position sender

F36

Clutch pedal switch

F194

Clutch pedal switch for engine start

G476

Clutch position sender

J540

Control unit for electromechanical parking brake

J623

Engine control unit

ST1

Fuse carrier 1

ST2

Fuse carrier 2

SC4

Fuse 4 on fuse holder C

SC10

Fuse 10 on fuse holder C

SC16

Fuse 16 on fuse holder C

T6g

6-pin connector

T17q

17-pin connector, red

T30a

30-pin connector

T91

91-pin connector

370

Earth connection 5, in main wiring harness

639

Earth point, left A-pillar

B471

Connection 7, in main wiring harness

D114

Connection 12 in engine compartment wiring harness

Only models with automatic gearbox

Only models with manual gearbox

see applicable current flow diagram for automatic gearbox

Audi A5	Current Flow Diagram	No. 153 / 20

Get access to all wiring diagrams of the car

ws	=	white
sw	=	black
ro	=	red
rt	=	red
br	=	brown
gn	=	green
bl	=	blue
gr	=	grey
li	=	purple
vi	=	purple
ge	=	yellow
or	=	orange
rs	=	pink

Brake light switch, Steering column electronics control unit

E45

Cruise control system switch

Brake light switch

G266

Oil level and oil temperature sender

J255

Climatronic control unit

J527

Steering column electronics control unit

J623

Engine control unit

ST1

Fuse carrier 1

SC2

Fuse 2 on fuse holder C

SB2

Fuse 2 on fuse holder B

ST2

Fuse carrier 2

T4k

4-pin connector

T16f

16-pin connector

T17b

17-pin connector, blue

T17e

17-pin connector, red

T17q

17-pin connector, red

T17r

17-pin connector, white

T20e

20-pin connector

T91

91-pin connector

T105

105-pin connector

B335

Connection 1 (54), in main wiring harness

Solenoid coil for brake light sensor

Only models with cruise control system (CCS)

Audi A5	Current Flow Diagram	No. 153 / 21

Get access to all wiring diagrams of the car

ws	=	white
sw	=	black
ro	=	red
rt	=	red
br	=	brown
gn	=	green
bl	=	blue
gr	=	grey
li	=	purple
vi	=	purple
ge	=	yellow
or	=	orange
rs	=	pink

Data bus diagnostic interface

J217

Automatic gearbox control unit

J533

Data bus diagnostic interface

J623

Engine control unit

J743

Mechatronic unit for dual clutch gearbox

T17b

17-pin connector, blue

T17r

17-pin connector, white

T20d

20-pin connector

T91

91-pin connector

B383

Connection 1 (powertrain CAN bus, high), in main wiring harness

B385

Connection 3 (powertrain CAN bus, high), in main wiring harness

B390

Connection 1 (powertrain CAN bus, low), in main wiring harness

B392

Connection 3 (powertrain CAN bus, low), in main wiring harness

D159

Connection (high bus), in engine compartment wiring harness

D160

Connection (low bus), in engine compartment wiring harness

Only models with automatic gearbox

Gradually discontinued

see applicable current flow diagram for automatic gearbox

Audi A5	Current Flow Diagram	No. 153 / 22

Get access to all wiring diagrams of the car

ws	=	white
sw	=	black
ro	=	red
rt	=	red
br	=	brown
gn	=	green
bl	=	blue
gr	=	grey
li	=	purple
vi	=	purple
ge	=	yellow
or	=	orange
rs	=	pink

Control unit in dash panel insert, Data bus diagnostic interface

J285

Control unit in dash panel insert

J533

Data bus diagnostic interface

ST2

Fuse carrier 2

SD4

Fuse 4 on fuse holder D

SD5

Fuse 5 on fuse holder D

T20d

20-pin connector

T32f

32-pin connector

T46s

46-pin connector

Earth connection 1, in dash panel wiring harness

135

Earth connection 2, in dash panel wiring harness

687

Earth point 1, on centre tunnel

see applicable current flow diagram for fuse assignment

see applicable current flow diagram for CAN separating connector

Audi A5	Current Flow Diagram	No. 153 / 23

Get access to all wiring diagrams of the car

ws	=	white
sw	=	black
ro	=	red
rt	=	red
br	=	brown
gn	=	green
bl	=	blue
gr	=	grey
li	=	purple
vi	=	purple
ge	=	yellow
or	=	orange
rs	=	pink

Fuel delivery unit, Control unit in dash panel insert, Fuel pump control unit

Fuel gauge sender

GX1

Fuel delivery unit

Fuel system pressurisation pump

G169

Fuel gauge sender 2

J285

Control unit in dash panel insert

J538

Fuel pump control unit

ST2

Fuse carrier 2

SC3

Fuse 3 on fuse holder C

T4s

4-pin connector

T6bl

6-pin connector

T6r

6-pin connector

T17f

17-pin connector, brown

T17g

17-pin connector, black

T32f

32-pin connector

369

Earth connection 4, in main wiring harness

663

Earth point, rear right side panel

730

Earth point 1, on right rear wheel housing

Only models with 5-doors

Only models with all-wheel drive

Only models with 2-doors

Audi A5	Current Flow Diagram	No. 153 / 24

Get access to all wiring diagrams of the car

ws	=	white
sw	=	black
ro	=	red
rt	=	red
br	=	brown
gn	=	green
bl	=	blue
gr	=	grey
li	=	purple
vi	=	purple
ge	=	yellow
or	=	orange
rs	=	pink

Coolant shortage indicator sender, Onboard supply control unit

G32

Coolant shortage indicator sender

J519

Onboard supply control unit

N280

Air conditioner compressor regulating valve

T2t

2-pin connector

T17l

17-pin connector

T17r

17-pin connector, white

T32b

32-pin connector

401

Earth connection (sender earth), in interior wiring harness

Wiring diagrams AUDI 2.0l petrol engine , CNCD,CUHA,CUJA

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