VW GOLF 2009 – 1.6l petrol engine, CFZA . Wiring diagrams, Pin Connector, Location

Wiring Diagram VW GOLF 2009 - Battery - Starter - Alternator - Voltage regulator

A	Battery
B	Starter
C	Alternator
C1	Voltage regulator
S163	Fuse 2 (30), in battery fuse holder
S176	Fuse 4 (30), in battery fuse holder
S177	Fuse 5 (30), in battery fuse holder
T1a	Single connector
T2o	2-pin connector
T4w	4-pin connector, near starter
500	Threaded connection 1 (30), on relay plate
502	Threaded connection 1 (30a) on relay plate
507	Threaded connection (30), on battery fuse holder
B465	Connection 1, in main wiring harness

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

D	Ignition/starter switch
J59	X-contact relief relay
T8c	8-pin connector
501	Threaded connection 2 (30), on relay plate
503	Threaded connection (75x), on relay plate
B272	Positive connection (30), in main wiring harness
B474	Connection 10, in main wiring harness

Wiring Diagram VW GOLF 2009 - Fuel pump relay

J17	Fuel pump relay
T16a	16-pin connector
369	Earth connection 4, in main wiring harness
370	Earth connection 5, in main wiring harness
504	Threaded connection 1 (87), on relay plate
B473	Connection 9, in main wiring harness
*	Diagnostic connection

Wiring Diagram VW GOLF 2009 - Engine speed sender - Hall sender - Intake air temperature sender - Knock sensor 1 - Coolant temperature sender - Intake manifold pressure sender - Engine control unit

G28	Engine speed sender
G40	Hall sender
G42	Intake air temperature sender
G61	Knock sensor 1
G62	Coolant temperature sender
G71	Intake manifold pressure sender
J623	Engine control unit
T2eg	2-pin connector
T2g	2-pin connector
T3a	3-pin connector
T3c	3-pin connector
T4b	4-pin connector
T80a	80-pin connector
220	Earth connection (sender earth), in engine wiring harness
E46	Positive connection 1 (5 Volt) in injection system wiring harness

Wiring Diagram VW GOLF 2009 - Accelerator position sender - Accelerator position sender 2 - Throttle valve drive for electric throttle - Throttle valve drive angle sender 1 for electric throttle - Throttle valve drive angle sender 2 for electric throttle - Engine control unit

G79	Accelerator position sender
G185	Accelerator position sender 2
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
J623	Engine control unit
T6a	6-pin connector
T6ah	6-pin connector
T80a	80-pin connector

Wiring Diagram VW GOLF 2009 - Brake light switch - Brake pedal switch - Engine control unit - Injector - cylinder 1 - Injector - cylinder 2 - Injector - cylinder 3 - Injector - cylinder 4

F	Brake light switch
F47	Brake pedal switch
J104	ABS control unit
J623	Engine control unit
N30	Injector, cylinder 1
N31	Injector, cylinder 2
N32	Injector, cylinder 3
N33	Injector, cylinder 4
T2c	2-pin connector
T2d	2-pin connector
T2e	2-pin connector
T2f	2-pin connector
T4av	4-pin connector
T47a	47-pin connector
T80a	80-pin connector
B335	Connection 1 (54), in main wiring harness
E48	Connection (injectors), in injection system wiring harness

Wiring Diagram VW GOLF 2009 - Cruise control system switch - Cruise control system (CCS) SET button - Lambda probe - Engine control unit - Activated charcoal filter solenoid valve 1

E45	Cruise control system switch
E227	Cruise control system (CCS) SET button
G39	Lambda probe
J623	Engine control unit
N80	Activated charcoal filter solenoid valve 1
T2ea	2-pin connector
T4at	4-pin connector
T10ag	10-pin connector
T80a	80-pin connector
B350	Positive connection 1 (87a) in main wiring harness
B441	Connection (CCS), in main wiring harness
B691	Connection 2 (CCS) in main wiring harness
B692	Connection 3 (CCS) in main wiring harness
B693	Connection 4 (CCS) in main wiring harness

Wiring Diagram VW GOLF 2009 - Engine control unit

J104	ABS control unit
J234	Airbag control unit
J623	Engine control unit
J879	Control unit for interactive system
T16f	16-pin connector
T47a	47-pin connector
T75a	75-pin connector
T80a	80-pin connector
B300	Positive connection 4 (30), in main wiring harness
B383	Connection 1 (powertrain CAN bus, high), in main wiring harness
B390	Connection 1 (powertrain CAN bus, low), in main wiring harness

Wiring Diagram VW GOLF 2009 - Clutch pedal switch - Engine control unit

F36	Clutch pedal switch
J255	Climatronic control unit
J293	Radiator fan control unit
J623	Engine control unit
T4ba	4-pin connector
T12b	12-pin connector
T14b	14-pin connector
T16d	16-pin connector
T17a	17-pin connector, behind dash panel, centre
T80a	80-pin connector
366	Earth connection 1, in main wiring harness
B336	Connection 2 (54), in main wiring harness
B466	Connection 2, in main wiring harness
B467	Connection 3, in main wiring harness
B696	Connection 1 (air conditioning) in main wiring harness
B697	Connection 2 (air conditioning) in main wiring harness
*	Only models with air conditioning system

Wiring Diagram VW GOLF 2009 - Speedometer sender - Lambda probe after catalytic converter - Engine control unit - Ignition transformer - Spark plug connector - Spark plugs

G22	Speedometer sender
G130	Lambda probe after catalytic converter
J623	Engine control unit
N152	Ignition transformer
P	Spark plug connector
Q	Spark plugs
T3b	3-pin connector
T4au	4-pin connector
T4c	4-pin connector
T14a	14-pin connector, on left in engine compartment
T80a	80-pin connector
331	Earth connection, in injection system wiring harness
*	Only models with Euro 3 emission standard

Wiring Diagram VW GOLF 2009 - Oil pressure switch - Coolant temperature gauge - Control unit in dash panel insert - Dash panel insert - Oil pressure warning lamp - Cruise control system warning lamp - Reserve fuel warning lamp

F22	Oil pressure switch
G3	Coolant temperature gauge
J285	Control unit in dash panel insert
K	Dash panel insert
K3	Oil pressure warning lamp
K31	Cruise control system warning lamp
K105	Reserve fuel warning lamp
T1b	Single connector
T14a	14-pin connector, on left in engine compartment
T32a	32-pin connector
T32b	32-pin connector

Wiring Diagram VW GOLF 2009 - Fuel gauge sender - Fuel gauge - Rev. counter - Fuel system pressurisation pump - Ambient temperature sensor - Speedometer - Coolant shortage indicator sender - Dash panel insert

G	Fuel gauge sender
G1	Fuel gauge
G5	Rev. counter
G6	Fuel system pressurisation pump
G17	Ambient temperature sensor
G21	Speedometer
G32	Coolant shortage indicator sender
J285	Control unit in dash panel insert
K	Dash panel insert
T2j	2-pin connector
T2q	2-pin connector
T4e	4-pin connector
T32a	32-pin connector
T32b	32-pin connector
410	Earth connection 1 (sender earth) in main wiring harness
*	Only models with no Climatronic

Wiring Diagram VW GOLF 2009 - Control unit in dash panel insert - Dash panel insert - Alternator warning lamp - Coolant shortage warning lamp - Immobiliser warning lamp - Malfunction warning lamp - Electronic power control fault lamp

J285	Control unit in dash panel insert
K	Dash panel insert
K2	Alternator warning lamp
K36	Coolant shortage warning lamp
K117	Immobiliser warning lamp
K121	Malfunction warning lamp
K132	Electronic power control fault lamp
T32a	32-pin connector
*	Up to December 2007

Wiring Diagram VW GOLF 2009 - Fuse 12 in fuse holder A - Fuse 13 in fuse holder A - Fuse 28 in fuse holder A - Fuse 32 in fuse holder A - Fuse 43 in fuse holder A

SA12	Fuse 12 in fuse holder A
SA13	Fuse 13 in fuse holder A
SA28	Fuse 28 in fuse holder A
SA32	Fuse 32 in fuse holder A
SA43	Fuse 43 in fuse holder A
T14a	14-pin connector, on left in engine compartment
T16a	16-pin connector
B275	Positive connection (87), in main wiring harness
B299	Positive connection 3 (30), in main wiring harness
*	Diagnostic connection

Wiring Diagram VW GOLF 2009 - Fuse 10 in fuse holder A - Fuse 16 in fuse holder A - Fuse 37 in fuse holder A

J255	Climatronic control unit
J293	Radiator fan control unit
SA10	Fuse 10 in fuse holder A
SA16	Fuse 16 in fuse holder A
SA37	Fuse 37 in fuse holder A
T14b	14-pin connector
T16b	16-pin connector
T17a	17-pin connector, behind dash panel, centre
B298	Positive connection 2 (30), in main wiring harness
B315	Positive connection 1 (30a) in main wiring harness
B316	Positive connection 2 (30a) in main wiring harness
*	Only models with air conditioning system/ Climatronic
*2	Only models with air conditioning system
*3	Only models with Climatronic

Wiring Diagram VW GOLF 2009 - Fuse 5 in fuse holder A - Fuse 7 in fuse holder A - Fuse 11 in fuse holder A - Fuse 29 in fuse holder A

J234	Airbag control unit
J255	Climatronic control unit
J293	Radiator fan control unit
SA5	Fuse 5 in fuse holder A
SA7	Fuse 7 in fuse holder A
SA11	Fuse 11 in fuse holder A
SA29	Fuse 29 in fuse holder A
T14a	14-pin connector, on left in engine compartment
T14b	14-pin connector
T16a	16-pin connector
T16b	16-pin connector
T17a	17-pin connector, behind dash panel, centre
T75a	75-pin connector
B273	Positive connection (15), in main wiring harness
B277	Positive connection 1 (15a) in main wiring harness
B278	Positive connection 2 (15a) in main wiring harness
B279	Positive connection 3 (15a) in main wiring harness
B280	Positive connection 4 (15a) in main wiring harness
*	Diagnostic connection

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:

2	Earth strap, gearbox - body

q

Location:

12	Earth point, on left in engine compartment

q

Location:

15	Earth point, on cylinder head

q

Location:

608	Earth point, in centre of plenum chamber

q

Location:

609	Earth point, on right in plenum chamber

q

Location:

671	Earth point 1, on front of left longitudinal member

q

Location:

Earth strap, battery - body - Arrow A -

earth connection in engine compartment, left -arrow C- Earth point 1 at front of left longitudinal member -arrow B-  

Earth strap, gearbox - body- Arrow -

 

Earth connection on cylinder head - arrow -

 

Earth point on water deflector, centre- Arrow -

 

Earth point on water deflector, centre - arrow -

 

Earth points in passenger compartment

29	Earth point, near steering column

q

Location:

42	Earth point, next to steering column

q

Location:

43	Earth point, lower part of right A-pillar

q

Location:

44	Earth point, lower part of left A-pillar

q

Location:

605	Earth point, on top end of steering column

q

Location:

Earth connection near steering column -arrow-

 

Earth point, next to steering column- arrow -

 

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

 

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

 

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

 

Earth points in rear part of vehicle

50	Earth points, in luggage compartment, left

q

Location:

Earth points in luggage compartment, left - Arrow -

 

VW GOLF 2009 Relay plate, behind left dash panel

Relay plate, behind left dash panel

Relay description:

1 -

vacant

q

Colour: -

3 -	Starter inhibitor relay -J207-

q	Colour: grey

5 -	Multifunction steering wheel control unit -J453-

q	Colour: black

6 -	Multifunction steering wheel control unit -J453-

q	Colour: black

10 -	Secondary air pump relay -J299-

q	Colour: Black 2)

11 -	Starter inhibitor relay 2 -J864-

q	Colour: Grey 4)

13 -	Ignition cut-off delay relay -J64-

q	Colour: Grey 6)

Relay on additional support under relay plate

Relay description:

2 -	X-contact relief relay -J59-

q	Colour: black

3 -

vacant

q

Colour: -

4 -	Fuel pump relay -J17-

q	Colour: Black 2)

q	For vehicles with TotalFlex or petrol engines only

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

–  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-

–  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-

–  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-

–  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-

–  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-

–  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-

–  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-

–  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-

–  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-

–  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-

–  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-

–  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

–  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-

–  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-

–  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-

–  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-

–  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-

–  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-

–  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-

–  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-

–  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-

–  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-