VW GOLF 2009 — 2.0 l/85 kW Motronic, engine code BEV . Wiring diagrams, Pin Connector, Location

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

A	Battery
B	Starter
C	Alternator
C1	Voltage regulator
J59	X-contact relief relay
S162	Fuse 1 (30) in fuse holder on battery
S163	Fuse 2 (30) in fuse holder on battery
S176	Fuse 4 (30) in fuse holder on battery
S177	Fuse 5 (30) in fuse holder on battery
T1a	Single pin connector, on starter
T2x	2-pin connector, on alternator
T4	4-pin connector, near starter
T6	6-pin connector, brown, in connector protective housing, on left in plenum chamber
T10w	10-pin connector, white, in connector protective housing, on left in plenum chamber
1	Earth strap, battery - body
2	Earth strap, gearbox - body
500	Screw connection 1 (30), on relay plate
502	Screw connection 1 (30a), on relay plate
503	Screw connection (75x), on relay plate
507	Screw connection (30), on fuse holder on battery

Wiring Diagram VW GOLF 2009 - Ignition/starter switch

D	Ignition/starter switch
S10	Fuse in relay plate fuse holder
T8f	8-connector, on ignition/starter switch
501	Screw connection 2 (30), on relay plate
A21	Connection (86s), in dash panel wiring harness
A32	Positive connection (30), in dash panel wiring harness
A80	Connection 2 (X), in dash panel wiring harness

Wiring Diagram VW GOLF 2009 - Motronic control unit

J220	Motronic control unit
S11	Fuse in relay plate fuse holder
S11	Fuse for direct shift gearbox mechatronic unit
T6	6-pin connector, brown, in connector protective housing, on left in plenum chamber
T10	10-pin connector, orange, in connector protective housing, on left in plenum chamber
T10w	10-pin connector, white, in connector protective housing, on left in plenum chamber
T40	40-pin connector, on Motronic control unit
T81	81-pin connector, on Motronic control unit
A2	Positive connection (15), in dash panel wiring harness
A98	Positive connection 4 (30), in dash panel wiring harness
D52	Positive connection (15a), in engine compartment wiring harness

Wiring Diagram VW GOLF 2009 - Motronic control unit - ignition coil 1 with output stage - ignition coil 2 with output stage - ignition coil 3 with output stage - spark plug connector - spark plugs

J220	Motronic control unit
N70	Ignition coil 1 with output stage
N127	Ignition coil 2 with output stage
N291	Ignition coil 3 with output stage
P	Spark plug connector
Q	Spark plugs
T4o	4-pin connector, on ignition coil 1 with output stage
T4p	4-pin connector, on ignition coil 2 with output stage
T4q	4-pin connector, on ignition coil 3 with output stage
T40	80-pin connector, Motronic control unit
15	Earth point, on cylinder head
281	Earth connection 1, in engine prewiring harness

Wiring Diagram VW GOLF 2009 - Motronic control unit - ignition coil 4 with output stage - spark plug connector - spark plugs

J220	Motronic control unit
N292	Ignition coil 4 with output stage
P	Spark plug connector
Q	Spark plugs
T4r	4-pin connector, on ignition coil 4 with output stage
T10	10-pin connector, orange, in connector protective housing, on left in plenum chamber
T14a	14-pin connector, near battery
T40	40-pin connector, on Motronic control unit
T81	40-pin connector, on Motronic control unit
85	Earth connection 1, in engine compartment wiring harness
608	Earth point, in centre of plenum chamber

Wiring Diagram VW GOLF 2009 - Motronic control unit - motronic current supply relay - secondary air pump relay - secondary air pump motor

J220	Motronic control unit
J271	Motronic current supply relay
J299	Secondary air pump relay
T2c	2-pin connector, on secondary air pump motor
T4k	4-pin connector, on secondary air pump relay
T5b	5-pin connector, on Motronic current supply relay
T6	6-pin connector, brown, in connector protective housing, on left in plenum chamber
T81	81-pin connector, on Motronic control unit
V101	Secondary air pump motor
609	Earth point, on right in plenum chamber
D78	Positive connection 1 (30a), in engine compartment wiring harness
D103	Connection 3, in engine compartment wiring harness
E30	Connection (87a), in engine wiring harness

Wiring Diagram VW GOLF 2009 - Coolant temperature display sender - Hall sender - coolant temperature sender - Motronic control unit - secondary air inlet valve

G2	Coolant temperature display sender
G40	Hall sender
G62	Coolant temperature sender
J220	Motronic control unit
N112	Secondary air inlet valve
T2be	2-pin connector, on secondary air inlet valve
T3g	3-pin connector, on Hall sender
T4i	4-pin connector, on coolant temperature sender
T14a	14-pin connector, near battery
T40	40-pin connector, on Motronic control unit
T81	81-pin connector, on Motronic control unit
220	Earth connection (sender earth), in engine wiring harness
E30	Connection (87a), in engine wiring harness

Wiring Diagram VW GOLF 2009 - Temperature sensor - knock sensor 1 - knock sensor 2 - Motronic control unit

G18	Temperature sensor
G61	Knock sensor 1
G66	Knock sensor 2
J220	Motronic control unit
T2av	2-pin connector, on knock sensor 2
T2az	2-pin connector, on knock sensor 1
T2bg	2-pin connector, on temperature sensor
T10	10-pin connector, orange, in connector protective housing, on left in plenum chamber
T40	40-pin connector, on Motronic control unit
T81	81-pin connector, on Motronic control unit
139	Earth connection (sender earth), in Motronic wiring harness
220	Earth connection (sender earth), in engine wiring harness

Wiring Diagram VW GOLF 2009 - Engine speed sender - charge air pressure sender - accelerator position sender - accelerator position sender 2 - Motronic control unit

G28	Engine speed sender
G31	Charge air pressure sender
G79	Accelerator position sender
G185	Gearbox output speed sender
J220	Motronic control unit
T3	3-pin connector, on engine speed sender
T4b	4-pin connector, on charge air pressure sender
T6b	6-pin connector, on accelerator position sender
T10	10-pin connector, white, in connector protective housing, on left in plenum chamber
T10h	10-pin connector, blue, in connector protective housing, on left in plenum chamber
T40	40-pin connector, on Motronic control unit
T81	81-pin connector, on Motronic control unit
D101	Connection 1, in engine compartment wiring harness

Wiring Diagram VW GOLF 2009 - Lambda probe 2 - throttle valve drive for electric throttle (EPC) - throttle valve drive angle sender 1 for electric throttle (EPC) - wiper motor switch-over relay 1

G108	Lambda probe 2
G186	Throttle valve drive for electric throttle (EPC)
G187	Throttle valve drive angle sender 1 for electric throttle (EPC)
G188	Throttle valve drive angle sender 2 for electric throttle (EPC)
J220	Motronic control unit
J338	Throttle valve module
T4s	4-pin connector, in engine compartment
T6a	6-pin connector, on throttle valve drive for electric throttle (EPC)
T10	10-pin connector, white, in connector protective housing, on left in plenum chamber
T40	40-pin connector, on Motronic control unit
T81	81-pin connector, on Motronic control unit

Wiring Diagram VW GOLF 2009 - Motronic control unit - injector - cylinder 1 - injector - cylinder 2 - injector - cylinder 3 - injector - cylinder 4 - activated charcoal filter system solenoid valve 1

J220	Motronic control unit
N30	Injector, cylinder 1
N31	Injector, cylinder 2
N32	Injector, cylinder 3
N33	Injector, cylinder 4
N80	Activated charcoal filter system solenoid valve 1
T2ab	2-pin connector, on injector, cylinder 1
T2ac	2-pin connector, on injector, cylinder 2
T2ad	2-pin connector, on injector, cylinder 3
T2ae	2-pin connector, on injector, cylinder 4
T2af	2-pin connector, on active charcoal filter system solenoid valve 1
T10	10-pin connector, white, in connector protective housing, on left in plenum chamber
T14a	14-pin connector, near battery
T40	40-pin connector, on Motronic control unit
T81	81-pin connector, on Motronic control unit
A101	Connection 3 (87), in dash panel wiring harness
D95	Connection (injectors), in engine compartment wiring harness

Wiring Diagram VW GOLF 2009 - Lambda probe - Motronic control unit - heater element for crankcase breather

G39	Lambda probe
J220	Motronic control unit
N79	Heater element for crankcase breather
T2da	2-pin connector, on heater element for crankcase breather
T4d	4-pin connector, on lambda probe
T6	6-pin connector, brown, in connector protective housing, on left in plenum chamber
T6c	6-pin connector, in engine compartment
T10	10-pin connector, white, in connector protective housing, on left in plenum chamber
T10w	10-pin connector, white, in connector protective housing, on left in plenum chamber
T81	81-pin connector, on Motronic control unit
131	Earth connection 2, in engine compartment wiring harness
608	Earth point, in centre of plenum chamber
A121	Connection (high bus), in dash panel wiring harness
A122	Connection (low bus), in dash panel wiring harness

Wiring Diagram VW GOLF 2009 - Air mass meter - lambda probe after catalytic converter - Motronic control unit

G70	Air mass meter
G130	Lambda probe after catalytic converter
J220	Motronic control unit
T5c	5-pin connector, on air mass meter
T6m	6-pin connector, on lambda probe after catalytic converter
T10e	10-pin connector, black, in connector protective housing, on left in plenum chamber
T14a	14-pin connector, near battery
T40	40-pin connector, on Motronic control unit
T81	81-pin connector, on Motronic control unit

Wiring Diagram VW GOLF 2009 - Brake light switch - clutch pedal switch - brake pedal switch - Motronic control unit

F	Brake light switch
F36	Clutch pedal switch
F47	Brake pedal switch
J220	Motronic control unit
S13	Fuse in relay plate fuse holder
S239	Fuse on fuse holder
T4f	4-pin connector, on brake pedal switch
T4u	4-pin connector, on brake pedal switch
T6	6-pin connector, brown, in connector protective housing, on left in plenum chamber
T10e	10-pin connector, black, in connector protective housing, on left in plenum chamber
T10w	10-pin connector, white, in connector protective housing, on left in plenum chamber
T81	81-pin connector, on Motronic control unit
A18	Connection (54), in dash panel wiring harness
A20	Positive connection (15a), in dash panel wiring harness

Wiring Diagram VW GOLF 2009 - Fuel pump relay - fuel system pressurisation pump - fuel gauge sender

G	Fuel gauge sender
G6	Fuel system pressurisation pump
J17	Fuel pump relay
S228	Fuse on fuse holder
S232	Fuse on fuse holder
S234	Fuse on fuse holder
S243	Fuse on fuse holder
T4h	4-pin connector, on fuel system pressurisation pump
T6	6-pin connector, brown, in connector protective housing, on left in plenum chamber
42	Earth point, next to steering column
49	Earth point, near steering column
135	Earth connection 2, in dash panel wiring harness
504	Screw connection 1 (87), on relay plate
A99	Connection 1 (87), in dash panel wiring harness
A100	Connection 2 (87), in dash panel wiring harness
A125	Connection (crash signal), in dash panel wiring harness

Wiring Diagram VW GOLF 2009 - Speedometer sender - coolant shortage indicator sender

G22	Speedometer sender
G32	Coolant shortage indicator sender
S5	Fuse in relay plate fuse holder
S7	Fuse in relay plate fuse holder
S229	Fuse on fuse holder
T2z	2-pin connector, on coolant shortage indicator sender
T3h	3-pin connector, on speedometer sender
T6	6-pin connector, brown, in connector protective housing, on left in plenum chamber
T14a	14-pin connector, near battery
269	Earth connection (sender earth) 1, in dash panel wiring harness
A104	Positive connection 2 (15), in dash panel wiring harness
B163	Positive connection 1 (15), in interior wiring harness

Wiring Diagram VW GOLF 2009 - Dash panel insert - oil pressure warning lamp - control unit in dash panel insert - ambient temperature sensor - oil pressure switch

F1	Oil pressure switch
G17	Ambient temperature sensor
J285	Control unit in dash panel insert
K	Dash panel insert
K3	Oil pressure warning lamp
T1b	Single pin connector, on oil pressure switch
T2ag	2-pin connector, on ambient temperature sensor
T14a	14-pin connector, near battery
T32	32-pin connector, blue, on dash panel insert
T32a	32-pin connector, green, on dash panel insert
A13	Connection (door contact switch), in dash panel wiring harness
A27	Connection (speed signal), in dash panel wiring harness

Wiring Diagram VW GOLF 2009 - Fuel gauge - coolant temperature gauge - control unit in dash panel insert - data bus diagnostic interface

G1	Fuel gauge
G3	Coolant temperature gauge
J285	Control unit in dash panel insert
J533	Data bus diagnostic interface
K	Dash panel insert
K2	Alternator warning lamp
K28	Coolant temperature and coolant shortage warning lamp
K105	Reserve fuel warning lamp
T16	16-pin connector, diagnostic
T32	32-pin connector, blue, on dash panel insert
T32a	32-pin connector, green, on dash panel insert
A76	Connection (diagnosis wire K), in dash panel wiring harness

Wiring Diagram VW GOLF 2009 - Cruise control system switch - cruise control system (CCS) SET button

E45	Cruise control system switch
E227	Cruise control system (CCS) SET button
T7a	7-pin connector, on cruise control system switch
T10e	10-pin connector, black, in connector protective housing, on left in plenum chamber

VW GOLF 2009 Relay plate, behind left dash panel

Relay plate, behind left dash panel

Relay description:

1 -	Fuel pump relay -J17-

-	Telephone and Telematik control unit -J526-

-	Relay 1 for cut-off valve -J651-

2 -	Rear lid remote release motor relay -J398-

-	Rear lid remote release control unit -J546-

3 -	Starter relay -J53-

-	Ignition cut-off delay relay -J64-

4 -	Fog light relay -J5-

5 -	Reversing light relay -J219-

-	Multifunction steering wheel control unit -J453-

6 -	Multifunction steering wheel control unit -J453-

7 -	Low beam switching-on relay -J90-

8 -	Heated exterior mirror relay -J99-

-	Cigarette lighter relay -J193-

9 -	Fuel pump relay -J17-

-	Diesel direct injection system relay -J322-

-	Siren relay -J408-

10 -	Fuel pump relay -J17-

-	Glow plug relay -J52-

11 -	Automatic gearbox relay -J60-

12 -	Electric drive main relay -J437-

13 -	Radiator fan relay -J26-

Relay on additional support under relay plate

Relay description:

1 -	Dual tone horn relay -J4-

2 -	X-contact relief relay -J59-

3 -

vacant

4 -	Glow plug relay -J52-

-	Fuel pump relay -J17-

V -	Automatic intermittent wash and wipe relay -J31-

VI -	Automatic intermittent wash and wipe relay -J31-

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

1 Earth strap, battery - body - Arrow A -    12 Earth point, in engine compartment, left -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 connection on water deflector, centre - arrow -

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609 Earth connection on water deflector, right - arrow -

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Earth points in passenger compartment

42	Earth point, next to steering column

q	Location: → Reference

44	Earth point, lower part of left A-pillar

q	Location: → Reference

45	Earth point, centre behind dash panel

q	Location: → Reference

49	Earth connection, on steering column

q	Location: → Reference

42 Earth point, next to steering column- arrow -

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

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45 Earth connection, centre behind dash panel- Arrow -

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49 Earth connection on 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 Motronic control unit J220

Motronic control unit -J220-

   

Location: –  Central under plenum chamber cover -Arrow-

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Designation of connector:

A -	Motronic control unit -J220-

B -	81-pin connector -T81-

C -	40-pin connector -T40-

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 -T4v-

C -	14-pin connector, on radiator fan control unit -T14-

Automatic gearbox control unit -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 gearbox control unit -T68-

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 -T29-

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 -T29a-

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 -T18-

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 -T18b-

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 -T12c-

B -	20-pin connector, on Climatronic control unit -T20-

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

D -	16-pin connector, on Climatronic control unit -T16a-

Convenience system central control unit -J393-

Location: –  Behind glove compartment, front passenger side -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 -T15-

C -	23-pin connector, on convenience system central control unit -T23-

Control unit with display in dash panel insert -J285-

Location: –  Behind instrument cluster-arrow-

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Designation of connector:

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

C -	32-pin connector, blue, on instrument cluster control unit with indicator unit -T32-

1 -	Terminal 15a

2 -	Right turn signal

3 -	Speed signal

4 -	Turn signal relay

5 -	Fuel gauge sender

6 -

vacant

7 -	Terminal 31

8 -	Coolant temperature indicator sensor

9 -	Terminal 31

10 -	Oil pressure switch

11 -

vacant

12 -	Alternator

-	Voltage regulator

13 -

vacant

14 -	Rear fog light bulb

15 -

vacant

16 -

vacant

17 -	Terminal 56a

18 -	Left turn signal

19 -	ABS control unit

20 -	Terminal 58b

21 -	Door contact switch

22 -	Coolant shortage indicator sender

23 -	Terminal 30a

24 -	Terminal 31

25 -	Terminal K

26 -	Terminal 58r

27 -	Terminal 58l

28 -	Speedometer sender

29 -	Brake fluid level warning contact

30 -	Terminal 86s

31 -	Front left belt switch

32 -

vacant

B -	32-pin connector, green, on instrument cluster control unit with indicator unit -T32a-

1 -

vacant

2 -	Immobilizer reader coil

3 -

vacant

4 -	Terminal for CAN-Bus / control

5 -	Immobilizer

6 -	Windscreen washer fluid level sender

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 -	Terminal for ASR/ESP

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

23 -	Multifunction display memory switch

24 -	Multifunction display memory switch

25 -	Multifunction display memory switch

26 -	Ambient temperature sensor

27 -	Terminal for CAN-Bus high

28 -	Terminal for CAN-Bus low

29 -

vacant

30 -	Terminal for clock

31 -	Terminal for data

32 -	Terminal for Enable

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 -T75-

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 -T47-

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 -T16z-

C -	12-pin connector, on parking aid control unit -T12ka-