VW GOLF 2009 — Anti-lock brake system (ABS) . Wiring diagrams, Pin Connector, Location

Wiring Diagram VW GOLF 2009 - Battery - starter - alternator - voltage regulator

A	Battery
B	Starter
C	Alternator
C1	Voltage regulator
J623	Engine control unit
S176	Fuse 4 (30) in fuse holder on battery
S177	Fuse 5 (30) in fuse holder on battery
S178	Fuse 6 (30) in fuse holder on battery
S179	Fuse 7 (30) in fuse holder on battery
T1a	Single pin connector, on the battery
T2o	2-pin connector, on alternator
T3r	3-pin connector, near battery
T4w	4-pin connector, near starter
T6b	6-pin connector, brown, on left in engine compartment
T10b	10-pin connector, white, in left engine compartment
1	Earth strap, battery - body
2	Earth strap, gearbox - body
500	Screw connection 1 (30), on relay plate
507	Screw connection (30), on fuse holder on battery

Wiring Diagram VW GOLF 2009 - Ignition/starter switch - X-contact relief relay

D	Ignition/starter switch
J17	Fuel pump relay
J59	X-contact relief relay
SA9	Fuse 9 on fuse holder A
SA10	Fuse 10 on fuse holder A
SA13	Fuse 13 on fuse holder A
T8c	8-connector, on ignition/starter switch
501	Screw connection 2 (30), on relay plate
503	Screw connection (75x), on relay plate
D51	Positive connection 1 (15), in engine compartment wiring harness
D104	Positive connection 2 (30a), in engine compartment wiring harness
D144	Positive connection 5 (30), in engine compartment wiring harness
D158	Positive connection (X), in engine compartment wiring harness

Wiring Diagram VW GOLF 2009 - Front right speed sensor - rear left speed sensor - front left speed sensor - ABS control unit - front right ABS inlet valve - front right ABS outlet valve

G45	Front right speed sensor
G46	Rear left speed sensor
G47	Front left speed sensor
J104	ABS control unit
N99	Front right ABS inlet valve
N100	Front right ABS outlet valve
N101	Front left ABS inlet valve
N102	Front left ABS outlet valve
T2bm	2-pin connector, on front right speed sensor
T2bn	2-pin connector, on front left speed sensor
T2bt	2-pin connector, on rear left speed sensor
T47a	47-pin connector, on ABS control unit
D146	Connection (rear left speed sensor +), in engine compartment wiring harness
D147	Connection (rear left speed sensor -), in engine compartment wiring harness

Wiring Diagram VW GOLF 2009 - Rear right speed sensor - ABS control unit - ABS return flow pump relay - ABS return flow pump

G44	Rear right speed sensor
J104	ABS control unit
J105	ABS return flow pump relay
T2bu	2-pin connector, on rear right speed sensor
T16a	16-pin connector, diagnostic
T47a	47-pin connector, on ABS control unit
V39	ABS return flow pump
671	Earth point 1, on front of left longitudinal member
A49	Connection 1, in dash panel wiring harness
A132	Connection (TCS/ESP), in dash panel wiring harness
D148	Connection (rear right speed sensor +), in engine compartment wiring harness
D149	Connection (rear right speed sensor -), in engine compartment wiring harness

Wiring Diagram VW GOLF 2009 - Traction control system switch - ABS control unit - button illumination bulb - rear right ABS inlet valve - rear right ABS outlet valve

E20	Switches and instruments illumination regulator
E132	Traction control system switch
E199	Navigation system operating unit
J104	ABS control unit
J106	ABS solenoid valve relay
L76	Button illumination bulb
N133	Rear right ABS inlet valve
N134	Rear left ABS inlet valve
N135	Rear right ABS outlet valve
N136	Rear left ABS outlet valve
T3ac	3-pin connector, on switches and instruments illumination regulator
T6u	6-pin connector, on traction control system switch
T26a	26-pin connector, on navigation system operating unit
T47a	47-pin connector, on ABS control unit
A4	Positive connection (58b), in dash panel wiring harness
A133	Connection (left ABS impulse), in dash panel wiring harness
A134	Connection (right ABS impulse), in dash panel wiring harness
D208	Positive connection 5 (15a), in engine wiring harness
*	only for 1.8 l engine
**	for models with navigation system only

Wiring Diagram VW GOLF 2009 - Front left brake pad wear sender

G34	Front left brake pad wear sender
J623	Engine control unit
T2cm	2-pin connector, on front left brake pad wear sender
T10b	10-pin connector, white, in left engine compartment
42	Earth point, next to steering column
80	Earth connection 1, in instruments wiring harness
85	Earth connection 1, in engine compartment wiring harness
605	Earth point, on top end of steering column
D55	Connection (left brake wear indicator) in engine compartment wiring harness
D56	Connection (left brake wear indicator) in engine compartment wiring harness
D159	Connection (high bus), in engine compartment wiring harness
D160	Connection (low bus), in engine compartment wiring harness
*	only for 2.0 l engine

Wiring Diagram VW GOLF 2009 - Brake light switch - brake pedal switch - steering angle sender

F	Brake light switch
F47	Brake pedal switch
G85	Steering angle sender
J217	Automatic gearbox control unit
J623	Engine control unit
SA5	Fuse 5 on fuse holder A
T4i	4-pin connector, on brake light switch
T6ac	6-pin connector, on steering angle sender
T10c	10-pin connector, black, in left engine compartment
T10h	10-pin connector, grey, in left engine compartment
T16a	16-pin connector, diagnostic
T20b	20-pin connector, on automatic gearbox control unit
T68b	68-pin connector, on automatic gearbox control unit
A18	Connection (54), in dash panel wiring harness
A20	Positive connection (15a), in dash panel wiring harness
D188	Positive connection 3 (30a), in engine compartment wiring harness
*	only for 1.8 l engine
**	only for 2.0 l engine

Wiring Diagram VW GOLF 2009 - Control unit in dash panel insert - dash panel insert - ABS warning lamp - handbrake and brake pad wear warning lamp

J285	Control unit in dash panel insert
K	Dash panel insert
K2	Alternator warning lamp
K47	ABS warning lamp
K61	Handbrake and brake pad wear warning lamp
K155	ESP and TCS warning lamp
T32a	32-pin connector, on control unit in dash panel insert
T32b	32-pin connector, on control unit in dash panel insert

VW GOLF 2009 Engine control unit (80-pin) J623

Engine control unit (80-pin) -J623-

   

Location: –  Central under plenum chamber cover -Arrow-

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Designation of connector:

A -	Engine control unit -J623-

B/C -

80-pin connector, on engine control unit -T80a-

Engine control unit (121-pin) -J623-

Location: –  Central under plenum chamber cover -Arrow-

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Designation of connector:

A -	Engine control unit -J623-

B/C -

121-pin connector, on engine control unit -T121a-

Radiator fan control unit -J293-

Location: –  in engine compartment, bottom left -arrow-

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Designation of connector:

A -	Radiator fan control unit -J293-

B -	4-pin connector, on radiator fan control unit -T4ag-

C -	14-pin connector, on radiator fan control unit -T14b-

Automatic transmission control unit (6-speed transmission) -J217-

Location: –  in engine compartment, right -arrow-

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Designation of connector:

A -	Automatic gearbox control unit -J217-

B -	52-pin connector, on automatic transmission control unit -T52a-

Automatic transmission control unit (4-speed or 5-speed transmission) -J217-

Location: –  in engine compartment, right -arrow-

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Designation of connector:

A -	Automatic gearbox control unit -J217-

B -	68-pin connector, on automatic transmission control unit -T68b-

Driver door control unit -J386-

Location: –  behind the door trim, front left -arrow-

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Designation of connector:

A -	Driver door control unit -J386-

B -	29-pin connector, on driver door control unit -T29a-

Front passenger door control unit -J387-

Location: –  behind the door trim, front right -arrow-

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Designation of connector:

A -	Front passenger door control unit -J387-

B -	29-pin connector, on front passenger door control unit -T29b-

Rear left door control unit -J388-

Location: –  behind the door trim, rear left -arrow-

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Designation of connector:

A -	Rear left door control unit -J388-

B -	18-pin connector, on left rear door control unit -T18c-

Rear right door control unit -J389-

Location: –  behind the door trim, rear right -arrow-

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Designation of connector:

A -	Rear right door control unit -J389-

B -	18-pin connector, on left rear door control unit -T18d-

Climatronic control unit -J255-

Location: –  In centre console, under radio -arrow-

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Designation of connector:

E -	Climatronic control unit -J255-

A -	12-pin connector, on Climatronic control unit -T12b-

B -	20-pin connector, on Climatronic control unit -T20a-

C -	16-pin connector, on Climatronic control unit -T16d-

D -	16-pin connector, on Climatronic control unit -T16b-

Convenience system central control unit -J393-

Location: –  Above relay plate-arrow-

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Designation of connector:

A -	Convenience system central control unit -J393-

B -	15-pin connector, on convenience system central control unit -T15a-

C -	23-pin connector, on convenience system central control unit -T23b-

Multifunction steering wheel control unit -J453-

Location: –  on relay plate, dash panel, left -arrow-

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Designation of connector:

A -	Multifunction steering wheel control unit -J453-

B -	18-pin connector, on multi-function steering wheel control unit -T18b-

Control unit with display in dash panel insert -J285-

Location: –  on dash panel, left -arrow-

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Designation of connector:

A -	Control unit with display in dash panel insert -J285-

C -	32-pin connector, on control unit with display in dash panel insert -T32a-

1 -	Terminal 15a

2 -	Right turn signal

3 -	Speed signal

4 -	Turn signal relay

5 -	Fuel gauge sender

6 -	Terminal 31

7 -	Terminal 31, sensor earth

8 -	Coolant temperature indicator sensor

q	up to June 2007

9 -	Terminal 31

10 -	Oil pressure switch

11 -

vacant

12 -	Alternator

-	Voltage regulator

13 -

vacant

14 -	Rear fog light bulb

15 -

vacant

16 -	Rear lid release switch

17 -	Terminal 56a - high beam -

18 -	Left turn signal

19 -

vacant

20 -	Terminal 58b - tail lights -

21 -	Door contact switch

q	up to December 2007

22 -	Coolant shortage indicator sender

23 -	Terminal 30a

24 -	Terminal 31

25 -	Terminal K/W - engine diagnosis -

26 -	Terminal 58r - right parking light -

27 -	Terminal 58l - left parking light -

28 -	Speedometer sender

29 -	Brake fluid level warning contact

30 -	Terminal 86s

31 -	Front left belt switch

q	up to August 2009

32 -

vacant

B -	32-pin connector, on control unit with display in dash panel insert -T32b-

1 -

vacant

2 -	Immobilizer reader coil

3 -

vacant

4 -

vacant

5 -	Terminal K/W - engine diagnosis -

6 -	Windscreen washer fluid level sender

q	up to September 2007

7 -	Brake wear indicator

8 -	Terminal for CAN-Bus "high" - convenience -

9 -	Terminal for CAN-Bus "low" - convenience -

10 -

vacant

11 -

vacant

12 -	Radiator fan control unit

13 -	Handbrake warning switch

14 -

vacant

15 -

vacant

16 -

vacant

17 -	Immobilizer reader coil

18 -

vacant

19 -	Terminal for CAN-Bus high

20 -	Terminal for CAN-Bus low

21 -

vacant

22 -	Contact switch on bonnet / bonnet for alarm system

q	up to June 2007

23 -	Intermittent wiper regulator

24 -	Intermittent wiper regulator

25 -	Intermittent wiper regulator

26 -	Ambient temperature sensor

27 -	Terminal for CAN-Bus high

28 -	Terminal for CAN-Bus low

29 -

vacant

30 -

vacant

31 -

vacant

32 -

vacant

Airbag control unit -J234-

Location: –  under centre console -arrow-

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Designation of connector:

A -	Airbag control unit -J234-

B -	75-pin connector, on airbag control unit -T75a-

ABS control unit -J104-

Location: –  In engine compartment, left -arrow-

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Designation of connector:

A -	ABS control unit -J104-

B -	47-pin connector, on ABS control unit -T47a-

Parking aid control unit -J446-

Location: –  Behind right luggage compartment lining-arrow-

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Designation of connector:

A -	Parking aid control unit -J446-

B -	16-pin connector, on parking aid control unit -T16e-

C -	12-pin connector, on parking aid control unit -T12d-

Fresh air blower control unit -J126-

Location: –  Behind dashboard, right side, near glove compartment -arrow-

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Designation of connector:

A -	Fresh air blower control unit -J126-

B -	3-pin connector, on fresh air blower control unit -T3ad-

Control unit for interactive system -J879-

Location: –  behind the glove compartment -arrow-

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Designation of connector:

A -	Control unit for interactive system -J879-

B -	16-pin connector, on control unit for interactive system -T16f-

Control unit for lighting and wiper functions -J917-

Location: –  Above glove compartment -arrow-

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Designation of connector:

A -	Control unit for lighting and wiper functions -J917-

B -	12-pin connector, on control unit for lighting and wiper functions -T12h-

C -	16-pin connector, on control unit for lighting and wiper functions -T16g-

Heated driver seat control unit -J131-

Location: –  At centre of dashboard -arrow-

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Designation of connector:

A -	Heated driver seat control unit -J131-

B -	6-pin connector, on heated driver seat control unit -T6p-

Heated front passenger seat control unit -J132-

Location: –  At centre of dashboard -arrow-

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Designation of connector:

A -	Heated front passenger seat control unit -J132-

B -	6-pin connector, on heated front passenger seat control unit -T6q-

Sliding sunroof adjustment control unit -J245-

Location: –  near interior mirror, on roof-arrow-

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Designation of connector:

A -	Sliding sunroof adjustment control unit -J245-

B -	6-pin connector, on sliding sunroof adjustment control unit -T6m-

C -	6-pin connector, on control for sliding sunroof adjustment -T6v-

Mirror memory control unit -J267-

Location: –  on relay plate, dash panel, left -arrow-

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Designation of connector:

A -	Mirror memory control unit -J267-

B -	18-pin connector, on mirror memory control unit -T18e-

VW GOLF 2009

Earth strap, battery - body - Arrow A -

VW GOLF 2009 Earth points in the engine compartment

Earth points in the engine compartment

1	Earth strap, battery - body

q	Location: → Reference

2	Earth strap, gearbox - body

q	Location: → Reference

12	Earth point, on left in engine compartment

q	Location: → Reference

15	Earth point, on cylinder head

q	Location: → Reference

608	Earth point, in centre of plenum chamber

q	Location: → Reference

609	Earth point, on right in plenum chamber

q	Location: → Reference

671	Earth point 1, on front of left longitudinal member

q	Location: → Reference

1 Earth strap, battery - body - Arrow A -    12 earth connection in engine compartment, left -arrow C-    671 Earth point 1 at front of left longitudinal member -arrow B-

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2 Earth strap, gearbox - body- Arrow -

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15 Earth connection on cylinder head - arrow -

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608 Earth point on water deflector, centre- Arrow -

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609 Earth point on water deflector, centre - arrow -

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Earth points in passenger compartment

29	Earth point, near steering column

q	Location: → Reference

42	Earth point, next to steering column

q	Location: → Reference

43	Earth point, lower part of right A-pillar

q	Location: → Reference

44	Earth point, lower part of left A-pillar

q	Location: → Reference

605	Earth point, on top end of steering column

q	Location: → Reference

29 Earth connection near steering column -arrow-

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42 Earth point, next to steering column- arrow -

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43 Earth point, lower part of right A-pillar- Arrow -

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44 Earth point, lower part of left A-pillar -arrow-

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605 Earth point, on top end of steering column - Arrow -

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Earth points in rear part of vehicle

50	Earth points, in luggage compartment, left

q	Location: → Reference

50 Earth points in luggage compartment, left - Arrow -

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VW GOLF 2009 Relay plate, behind left dash panel

Relay plate, behind left dash panel

Relay description:

1 -

vacant

q

Colour: -

2 -	Cold start device relay -J41-

q	Colour: Black 1)

3 -	Starter inhibitor relay -J207-

q	Colour: grey

4 -	Fog light relay -J5-

q	Colour: grey

5 -	Multifunction steering wheel control unit -J453-

q	Colour: black

6 -	Multifunction steering wheel control unit -J453-

q	Colour: black

7 -	Mirror memory control unit -J267-

q	Colour: black

8 -	Mirror memory control unit -J267-

q	Colour: black

9 -

vacant

q

Colour: -

10 -	Secondary air pump relay -J299-

q	Colour: Black 2)

11 -	Starter inhibitor and reversing light relay -J226-

q	Colour: Grey 3)

q

11 -	Starter inhibitor relay 2 -J864-

q	Colour: Grey 4)

12 -	Terminal 30 voltage supply relay -J317-

q	Colour: Grey 5)

13 -	Ignition cut-off delay relay -J64-

q	Colour: Grey 6)

13 -	Electric drive main relay -J437-

q	Colour: Grey 7)

Note t  1) For vehicles with TotalFlex engines only t  2) For vehicles with 1.8l or 2.0l petrol engines only t  3) For vehicles with automatic 4-speed or 5-speed transmissions only t  4) For vehicles with automatic 6-speed transmissions only t  5) For vehicles with Diesel engines only t  6) For vehicles with 1.8l engines only t  7) For vehicles with 2.0l engines only

Relay on additional support under relay plate

Relay description:

1 -	Dual tone horn relay -J4-

q	Colour: grey

2 -	X-contact relief relay -J59-

q	Colour: black

3 -

vacant

q

Colour: -

4 -	Glow plug relay -J52-

q	Colour: Black 1)

4 -	Fuel pump relay -J17-

q	Colour: Black 2)

q	For vehicles with TotalFlex or petrol engines only

V -	Automatic intermittent wash and wipe relay -J31-

q	Colour: black

VI -	Automatic intermittent wash and wipe relay -J31-

q	Colour: black

Note t  1) For vehicles with Diesel engines only t  2) For vehicles with TotalFlex or petrol engines only