Wiring diagrams AUDI 2.0l diesel engine , CGLC,CGLD,CJCA,CJCB,CJCC,CJCD,CMFA

Wiring diagrams AUDI 2.0l diesel engine , CGLC,CGLD,CJCA,CJCB,CJCC,CJCD,CMFA From November 2011

Audi A4	Current Flow Diagram	No. 116 / 1

		04.2013

Audi A4	Current Flow Diagram	No. 116 / 2

Wiring diagrams AUDI
2.0l diesel engine , CGLC,CGLD,CJCA,CJCB,CJCC,CJCD,CMFA

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

T2x

2-pin connector

T32d

32-pin connector

624

Earth point, starter battery

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 A4	Current Flow Diagram	No. 116 / 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

C24

Suppression filter

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

131

Earth connection 2, in engine compartment wiring harness

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

D75

Positive connection 2 (30), in engine compartment wiring harness

Audi A4	Current Flow Diagram	No. 116 / 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

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

131

Earth connection 2, in engine compartment wiring harness

A52

Positive connection 2 (30), in dash panel wiring harness

B698

Connection 3 (LIN bus) in main wiring harness

see applicable current flow diagram for radiator fan

Audi A4	Current Flow Diagram	No. 116 / 5

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

Terminal 30 voltage supply relay, Engine control unit

J317

Terminal 30 voltage supply relay

J623

Engine control unit

T17q

17-pin connector, red

T94

94-pin connector

131

Earth connection 2, in engine compartment wiring harness

B146

Positive connection 1 (87), in interior wiring harness

D101

Connection 1 in engine compartment wiring harness

D102

Connection 2 in engine compartment wiring harness

Audi A4	Current Flow Diagram	No. 116 / 6

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 motor relay, Engine control unit, Starter motor relay 2

J53

Starter motor relay

J393

Convenience system central control unit

J500

Power steering control unit

J532

Voltage stabiliser

J623

Engine control unit

J695

Starter motor relay 2

SB1

Fuse 1 on fuse holder B

ST1

Fuse carrier 1

SB3

Fuse 3 on fuse holder B

SB9

Fuse 9 on fuse holder B

SB12

Fuse 12 on fuse holder B

SB15

Fuse 15 on fuse holder B

Single connector

T5l

5-pin connector, in engine compartment

T6h

6-pin connector

T12aa

12-pin connector

T17q

17-pin connector, red

T17r

17-pin connector, white

T32d

32-pin connector

T94

94-pin connector

131

Earth connection 2, in engine compartment wiring harness

D51

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

D97

Connection (50), in engine compartment right wiring harness

D210

Connection (50), in engine compartment wiring harness

Only models with start/stop system

see applicable current flow diagram

see applicable current flow diagram for gearbox

see applicable current flow diagram for automatic gearbox

Audi A4	Current Flow Diagram	No. 116 / 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

Automatic glow period control unit, Engine control unit

J179

Automatic glow period control unit

J623

Engine control unit

Q10

Glow plug 1

Q11

Glow plug 2

Q12

Glow plug 3

Q13

Glow plug 4

ST1

Fuse carrier 1

SB4

Fuse 4 on fuse holder B

SB6

Fuse 6 on fuse holder B

S39

Engine glow plug strip fuse

T94

94-pin connector

Earth point, on left in engine compartment

Earth connection 1, in engine compartment wiring harness

131

Earth connection 2, in engine compartment wiring harness

D103

Connection 3 in engine compartment wiring harness

Audi A4	Current Flow Diagram	No. 116 / 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

Oil level and oil temperature sender, Engine control unit, Climatronic coolant shut-off valve, Coolant circulation pump, Pump for exhaust gas recirculation cooler

G266

Oil level and oil temperature sender

J255

Climatronic control unit

J623

Engine control unit

N422

Climatronic coolant shut-off valve

ST1

Fuse carrier 1

SB2

Fuse 2 on fuse holder B

SB11

Fuse 11 on fuse holder B

SB14

Fuse 14 on fuse holder B

T5l

5-pin connector, in engine compartment

T17b

17-pin connector, blue

T17q

17-pin connector, red

T20e

20-pin connector

T60

60-pin connector

T94

94-pin connector

V50

Coolant circulation pump

V400

Pump for exhaust gas recirculation cooler

Earth connection 1, in engine compartment wiring harness

B536

Connection 27, in main wiring harness

D113

Connection 11 in engine compartment wiring harness

see applicable current flow diagram for radiator fan

see applicable current flow diagram for air conditioning

Audi A4	Current Flow Diagram	No. 116 / 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

Engine control unit, Charge pressure control solenoid valve, Heater element for crankcase breather, Left electrohydraulic engine mounting solenoid valve, Air filter bypass flap valve, Exhaust gas recirculation cooler changeover valve

J623

Engine control unit

J696

Gearbox cooling circuit relay

N75

Charge pressure control solenoid valve

N79

Heater element for crankcase breather

N144

Left electrohydraulic engine mounting solenoid valve

N275

Air filter bypass flap valve

N345

Exhaust gas recirculation cooler changeover valve

N488

Coolant valve for gearbox

T60

60-pin connector

T94

94-pin connector

Earth connection 1, in engine compartment wiring harness

D110

Connection 8 in engine compartment wiring harness

Only models with crankcase breather heater element

Only models with manual gearbox

Cross section depends on equipment

Audi A4	Current Flow Diagram	No. 116 / 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

Low heat output relay, High heat output relay, Engine control unit, Auxiliary air heater element

J359

Low heat output relay

J360

High heat output relay

J623

Engine control unit

ST1

Fuse carrier 1

SB16

Fuse 16 on fuse holder B

S126

Auxiliary heater fuse

S328

Auxiliary heater fuse 2

T17b

17-pin connector, blue

T17q

17-pin connector, red

T94

94-pin connector

Z35

Auxiliary air heater element

688

Earth point 2, on centre tunnel

A138

Connection 2, in dash panel wiring harness

D110

Connection 8 in engine compartment wiring harness

L81

Connection in supplementary heater wiring harness

Only models with auxiliary air heater

Audi A4	Current Flow Diagram	No. 116 / 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

Accelerator position sender, Accelerator position sender 2, Engine control unit

G79

Accelerator position sender

G185

Accelerator position sender 2

J623

Engine control unit

T6ag

6-pin connector

T17e

17-pin connector, red

T17r

17-pin connector, white

T94

94-pin connector

Audi A4	Current Flow Diagram	No. 116 / 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

Engine speed sender, Hall sender, Fuel pressure sender, Brake servo pressure sensor, Engine control unit

G28

Engine speed sender

G40

Hall sender

G247

Fuel pressure sender

G294

Brake servo pressure sensor

J623

Engine control unit

T60

60-pin connector

220

Earth connection (sender earth), in engine wiring harness

327

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

D106

Connection 4 in engine compartment wiring harness

D107

Connection 5 in engine compartment wiring harness

Audi A4	Current Flow Diagram	No. 116 / 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

Throttle valve potentiometer, Fuel temperature sender, Exhaust gas recirculation potentiometer, Position sender for charge pressure positioner, Throttle valve module, Engine control unit, Exhaust gas recirculation control motor

G69

Throttle valve potentiometer

G81

Fuel temperature sender

G212

Exhaust gas recirculation potentiometer

G581

Position sender for charge pressure positioner

J338

Throttle valve module

J623

Engine control unit

T60

60-pin connector

V338

Exhaust gas recirculation control motor

220

Earth connection (sender earth), in engine wiring harness

D107

Connection 5 in engine compartment wiring harness

Audi A4	Current Flow Diagram	No. 116 / 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

Charge pressure sender, Intake air temperature sender, Pressure differential sender, Gear detection sensor, Engine control unit

G31

Charge pressure sender

G42

Intake air temperature sender

G505

Pressure differential sender

G604

Gear detection sensor

J623

Engine control unit

T94

94-pin connector

201

Earth connection 5, in engine compartment wiring harness

D108

Connection 6 in engine compartment wiring harness

Only models with manual gearbox

From May 2012

Gradually discontinued

Only models with automatic gearbox

Audi A4	Current Flow Diagram	No. 116 / 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

Air mass meter, Engine control unit, Fuel pressure regulating valve, Fuel metering valve

G70

Air mass meter

J623

Engine control unit

N276

Fuel pressure regulating valve

N290

Fuel metering valve

ST1

Fuse carrier 1

SB5

Fuse 5 on fuse holder B

SB7

Fuse 7 on fuse holder B

T60

60-pin connector

T94

94-pin connector

D111

Connection 9 in engine compartment wiring harness

Cross section depends on equipment

Audi A4	Current Flow Diagram	No. 116 / 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

Coolant temperature sender, Radiator outlet coolant temperature sender, Exhaust gas temperature sender 1, Exhaust gas temperature sender 3, Exhaust gas temperature sender 4, Engine control unit

G62

Coolant temperature sender

G83

Radiator outlet coolant temperature sender

G235

Exhaust gas temperature sender 1

G495

Exhaust gas temperature sender 3

G648

Exhaust gas temperature sender 4

J623

Engine control unit

T60

60-pin connector

T94

94-pin connector

167

Earth connection 4, in engine compartment wiring harness

Audi A4	Current Flow Diagram	No. 116 / 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

Lambda probe, Engine control unit

E45

Cruise control system switch

G39

Lambda probe

J527

Steering column electronics control unit

J623

Engine control unit

ST1

Fuse carrier 1

SB10

Fuse 10 on fuse holder B

T6aa

6-pin connector, black

T16f

16-pin connector

T17b

17-pin connector, blue

T17q

17-pin connector, red

T94

94-pin connector

Z19

Lambda probe heater

Only models with cruise control system (CCS)

Audi A4	Current Flow Diagram	No. 116 / 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

Engine control unit, Injector, cylinder 1, Injector, cylinder 2, Injector, cylinder 3, Injector, cylinder 4

J623

Engine control unit

N30

Injector, cylinder 1

N31

Injector, cylinder 2

N32

Injector, cylinder 3

N33

Injector, cylinder 4

T60

60-pin connector

Audi A4	Current Flow Diagram	No. 116 / 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

NOx sender 2, Engine control unit, Control unit for NOx sender 2

G687

NOx sender 2

J623

Engine control unit

J881

Control unit for NOx sender 2

N474

Injector for reducing agent

ST1

Fuse carrier 1

SB8

Fuse 8 on fuse holder B

T17q

17-pin connector, red

T94

94-pin connector

Earth point, on left in luggage compartment

371

Earth connection 6, in main wiring harness

Only models with SCR system

Audi A4	Current Flow Diagram	No. 116 / 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

Engine control unit, Pump for reducing agent

G686

Pressure sender for reducing agent metering system

J623

Engine control unit

ST2

Fuse carrier 2

SC4

Fuse 4 on fuse holder C

T8am

8-pin connector, black

T8d

8-pin connector

T8e

8-pin connector, black

T14k

14-pin connector, brown

T17t

17-pin connector, brown

T94

94-pin connector

V437

Pump for reducing agent

Z103

Heater for reducing-agent pump (heater circuit 2)

209

Earth connection 6, in engine compartment wiring harness

371

Earth connection 6, in main wiring harness

Connection 1 in wiring harness for reducing-agent tank

Connection 2 in wiring harness for reducing-agent tank

Only models with SCR system

Adapter wire

Audi A4	Current Flow Diagram	No. 116 / 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

Engine control unit, Control unit for reducing agent metering system

J623

Engine control unit

J880

Control unit for reducing agent metering system

ST5

Fuse carrier 5

SF11

Fuse 11 in fuse holder F

T8am

8-pin connector, black

T14k

14-pin connector, brown

T17t

17-pin connector, brown

T30c

30-pin connector

T94

94-pin connector

V436

Transfer pump for reducing agent

Earth point, on right in luggage compartment

209

Earth connection 6, in engine compartment wiring harness

372

Earth connection 7, in main wiring harness

Only models with SCR system

see applicable current flow diagram for fuse assignment

Audi A4	Current Flow Diagram	No. 116 / 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

Engine control unit, Control unit for reducing agent metering system, Heater for reducing-agent tank (heater circuit 1), Heater for reducing-agent line (heater circuit 2)

J623

Engine control unit

J880

Control unit for reducing agent metering system

T2al

2-pin connector, brown

T2am

2-pin connector, orange

T2e

2-pin connector, black

T2j

2-pin connector, black

T8am

8-pin connector, black

T14k

14-pin connector, brown

T17t

17-pin connector, brown

T30c

30-pin connector

T94

94-pin connector

Z102

Heater for reducing-agent tank (heater circuit 1)

Z104

Heater for reducing-agent line (heater circuit 2)

367

Earth connection 2, in main wiring harness

688

Earth point 2, on centre tunnel

Connection 3 in wiring harness for reducing-agent tank

Only models with SCR system

Audi A4	Current Flow Diagram	No. 116 / 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

Tank sender for reducing agent, Temperature sender for reducing agent, Engine control unit, Control unit for reducing agent metering system

G684

Tank sender for reducing agent

G685

Temperature sender for reducing agent

J623

Engine control unit

J880

Control unit for reducing agent metering system

T2h

2-pin connector

T4bh

4-pin connector, black

T8am

8-pin connector, black

T14k

14-pin connector, brown

T17t

17-pin connector, brown

T30c

30-pin connector

T94

94-pin connector

Z107

Heater for reducing-agent breather line

367

Earth connection 2, in main wiring harness

Connection 4 in wiring harness for reducing-agent tank

Only models with SCR system

Audi A4	Current Flow Diagram	No. 116 / 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

Clutch position sender, Engine control unit

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

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

T94

94-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 manual gearbox

Only models with automatic gearbox

Wiring colour depends on equipment

see applicable current flow diagram for automatic gearbox

Audi A4	Current Flow Diagram	No. 116 / 25

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, Oil pressure switch, Engine control unit

Brake light switch

F22

Oil pressure switch

J255

Climatronic control unit

J623

Engine control unit

ST2

Fuse carrier 2

SC2

Fuse 2 on fuse holder C

T4k

4-pin connector

T17e

17-pin connector, red

T17q

17-pin connector, black

T17r

17-pin connector, white

T20e

20-pin connector

T60

60-pin connector

T94

94-pin connector

B335

Connection 1 (54), in main wiring harness

Solenoid coil for brake light sensor

Audi A4	Current Flow Diagram	No. 116 / 26

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, Engine control unit

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

T94

94-pin connector

B383

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

B390

Connection 1 (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

see applicable current flow diagram for automatic gearbox

Audi A4	Current Flow Diagram	No. 116 / 27

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 CAN separating connector

see applicable current flow diagram for fuse assignment

Audi A4	Current Flow Diagram	No. 116 / 28

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, Fuel system pressurisation pump, 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

730

Earth point 1, on right rear wheel housing

Only models with all-wheel drive

Audi A4	Current Flow Diagram	No. 116 / 29

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, Air conditioner compressor regulating valve

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 diesel engine , CGLC,CGLD,CJCA,CJCB,CJCC,CJCD,CMFA

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