VW FOX 2008 — 1.0 l — 4BV/52 kW, engine code AQZ . Wiring diagrams, Pin Connector, Location

Wiring Diagram VW FOX 2008 - Battery - starter - alternator - voltage regulator

A	Battery
B	Starter
C	Alternator
C1	Voltage regulator
">J623	">Engine control unit
S162	Fuse 1 (30) in fuse holder on battery
S163	Fuse 2 (30) in fuse holder on battery
S180	Fuse 8 (30) in fuse holder on battery
S268	Fuse 10 (30) in fuse holder on battery
T1j	Single pin connector, on starter
T2ak	2-pin connector, in engine compartment
T2ar	2-pin connector, on alternator
T6g	6-pin connector, in left engine compartment
T11c	11-pin connector, in left engine compartment
">  1	">Earth strap, battery - body
">  49	">Earth point, near battery
507	Screw connection (30), on fuse holder on battery
**	only for 1.6 l engine

Wiring Diagram VW FOX 2008 - Ignition/starter switch - X-contact relief relay

D	Ignition/starter switch
J59	X-contact relief relay
">J301	">Air conditioning system control unit
R	Radio
SB42	Fuse 42 on fuse holder B
SC2	Fuse 2 on fuse holder C
T6d	6-pin connector, on X-contact relief relay
T8a	8-connector, on ignition/starter switch
T8d	8-pin connector, behind centre dash panel
T8f	8-connector, on radio
T8j	8-pin connector, on air conditioning system control unit
B188	Positive connection 5 (30), in interior wiring harness
B147	Positive connection 2 (87), in interior wiring harness
B491	Positive connection (75), in interior wiring harness
L76	Connection (87), in evaporator housing unit wiring harness

Wiring Diagram VW FOX 2008 - Coolant temperature display sender - coolant temperature sender - engine control unit

G2	Coolant temperature display sender
G62	Coolant temperature display sender
">J623	">Engine control unit
SB27	Fuse 27 on fuse holder B
T4d	4-pin connector, on coolant temperature display sender
T11b	11-pin connector, in left engine compartment
T14a	14-pin connector, in left engine compartment
T52a	52-pin connector, on engine control unit
T80b	80-pin connector, on engine control unit
TV3	Terminal 30a wiring junction
B171	Positive connection 3 (30), in interior wiring harness
B610	Connection 6, in interior wiring harness

Wiring Diagram VW FOX 2008 - Engine speed sender - Hall sender - intake air temperature sender - intake manifold pressure sender - engine control unit

G28	Engine speed sender
G40	Hall sender
G42	Intake air temperature sender
G71	Intake manifold pressure sender
">J623	">Engine control unit
T3b	3-pin connector, on engine speed sender
T3n	3-pin connector, on Hall sender
T4f	4-pin connector, on intake air temperature sender
T80b	80-pin connector, on engine control unit
339	Earth connection (sender earth), in injection system wiring harness
340	Earth connection 2, in injection system wiring harness
E46	Positive connection 1 (5 Volt), in injection system wiring harness

Wiring Diagram VW FOX 2008 - Knock sensor 1 - throttle valve drive for electric throttle (EPC) - throttle valve drive angle sender 1 for electric throttle (EPC) - ignition transformer - spark plug connector - spark plugs

G61	Knock sensor 1
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)
">J623	">Engine control unit
N152	Ignition transformer
P	Spark plug connector
Q	Spark plugs
T2i	2-pin connector, on knock sensor 1
T4b	4-pin connector, on ignition transformer
T6b	6-pin connector, on throttle valve drive for electric throttle (EPC)
T14a	14-pin connector, in left engine compartment
T80b	80-pin connector, on engine control unit

Wiring Diagram VW FOX 2008 - Accelerator position sender - accelerator position sender 2 - engine control unit

G65	High pressure sender
G79	Accelerator position sender
G185	Accelerator position sender 2
J365	Air conditioning system switch-off relay
">J623	">Engine control unit
T3j	3-pin connector, on high pressure sender
T6f	6-pin connector, on accelerator position sender
T9g	9-pin connector, on air conditioning system switch-off relay
T11b	11-pin connector, in left engine compartment
T11d	11-pin connector, in left engine compartment
T52a	52-pin connector, on engine control unit
*	only models with air conditioning system

Wiring Diagram VW FOX 2008 - Speedometer sender - engine control unit

G22	Speedometer sender
J362	Immobilizer control unit
">J623	">Engine control unit
T3i	3-pin connector, on speedometer sender
T8b	8-pin connector, on immobilizer control unit
T11a	11-pin connector, in left engine compartment
T11b	11-pin connector, in left engine compartment
T14a	14-pin connector, in left engine compartment
T52a	52-pin connector, on engine control unit
">  12	">Earth point, on left in engine compartment
131	Earth connection 2, in engine compartment wiring harness
331	Earth connection, in injection system wiring harness
D191	Connection (speedometer sender), in engine compartment wiring harness

Wiring Diagram VW FOX 2008 - Lambda probe - engine control unit - injector - cylinder 1 - injector - cylinder 2 - injector - cylinder 3 - injector - cylinder 4

G39	Lambda probe
">J623	">Engine control unit
N30	Injector, cylinder 1
N31	Injector, cylinder 2
N32	Injector, cylinder 3
N33	Injector, cylinder 4
T2e	2-pin connector, on injector, cylinder 1
T2f	2-pin connector, on injector, cylinder 2
T2g	2-pin connector, on injector, cylinder 3
T2h	2-pin connector, on injector, cylinder 4
T4p	4-pin connector, on lambda probe
T11a	11-pin connector, in left engine compartment
T11c	11-pin connector, in left engine compartment
T14a	14-pin connector, in left engine compartment
T52a	52-pin connector, on engine control unit
T80b	80-pin connector, on engine control unit
E67	Connection 1 (87a), in injection system wiring harness

Wiring Diagram VW FOX 2008 - Radiator fan 2nd speed relay - fresh air blower and radiator fan relay - engine control unit

J101	Radiator fan 2nd speed relay
J209	Fresh air blower and radiator fan relay
">J623	">Engine control unit
T6g	6-pin connector, in left engine compartment
T9c	9-pin connector, on fresh air blower and radiator fan relay
T9d	9-pin connector, on radiator fan 2nd speed relay
T9k	9-pin connector, in left engine compartment
T11a	11-pin connector, in left engine compartment
T16a	16-pin connector, diagnostic
T52a	52-pin connector, on engine control unit
B151	Positive connection 3 (30a), in interior wiring harness
B616	Positive connection 12 (30a), in interior wiring harness

Wiring Diagram VW FOX 2008 - Brake light switch - clutch pedal switch - brake pedal switch - engine control unit - activated charcoal filter system solenoid valve 1

F	Brake light switch
F36	Clutch pedal switch
F47	Brake pedal switch
">J301	">Air conditioning system control unit
">J623	">Engine control unit
N80	Activated charcoal filter system solenoid valve 1
SB40	Fuse 40 on fuse holder B
T2ad	2-pin connector, on active charcoal filter system solenoid valve 1
T4l	4-pin connector, on clutch pedal switch
T4m	4-pin connector, on brake pedal switch
T8d	8-pin connector, behind centre dash panel
T8j	8-pin connector, on air conditioning system control unit
T11a	11-pin connector, in left engine compartment
T11b	11-pin connector, in left engine compartment
T11d	11-pin connector, in left engine compartment
T52a	52-pin connector, on engine control unit
B131	Connection (54), in interior wiring harness
B135	Positive connection 1 (15a), in interior wiring harness
*	only models with air conditioning system

Wiring Diagram VW FOX 2008 - Radiator fan

SB26	Fuse 26 on fuse holder B
SB30	Fuse 30 on fuse holder B
SB38	Fuse 38 on fuse holder B
T3o	3-pin connector, on radiator fan
T6g	6-pin connector, in left engine compartment
T11c	11-pin connector, in left engine compartment
V7	Radiator fan
">  671	">Earth point 1, on front of left longitudinal member
B163	Positive connection 1 (15), in interior wiring harness

Wiring Diagram VW FOX 2008 - Fuel gauge sender - fuel system pressurisation pump - fuel pump relay

G	Fuel gauge sender
G6	Fuel system pressurisation pump
J17	Fuel pump relay
SB33	Fuse 33 on fuse holder B
SB34	Fuse 34 on fuse holder B
SB44	Fuse 44 on fuse holder B
SB45	Fuse 45 on fuse holder B
T4j	4-pin connector, on fuel system pressurisation pump
T9j	9-pin connector, on fuel pump relay
238	Earth connection 1, in interior wiring harness
">  606	">Earth point, under the centre console near selector lever
B146	Positive connection 1 (87), in interior wiring harness

Wiring Diagram VW FOX 2008 - Oil pressure switch - control unit in dash panel insert - dash panel insert - alternator warning lamp - oil pressure warning lamp

F22	Oil pressure switch
G1	Fuel gauge
">J285	">Control unit in dash panel insert
K	Dash panel insert
K2	Alternator warning lamp
K3	Oil pressure warning lamp
K105	Reserve fuel warning lamp
K132	Electric power control fault lamp
T1a	Single pin connector, on oil pressure switch
T11a	11-pin connector, in left engine compartment
T11c	11-pin connector, in left engine compartment
T14a	14-pin connector, in left engine compartment
T32a	32-pin connector, on dash panel insert
249	Earth connection 2, in interior wiring harness

VW FOX 2008 ABS control unit J104

ABS control unit - J104 -

   

Location: –  in engine compartment, right -arrow-

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Designation of connector:

A  -	ABS control unit - J104 -

B  -	38-pin connector - T38a -

B  -	38-pin connector - T38b -

q	for models with EPS, ASR and ESP only

ABS control unit (right-hand drive) - J104 -

Location: –  in engine compartment, left -arrow-

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Designation of connector:

A  -	ABS control unit - J104 -

B  -	38-pin connector - T38a -

B  -	38-pin connector - T38b -

q	for models with EPS, ASR and ESP only

Heated driver seat control unit - J131 -

Location: –  under driver seat - arrow -

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Designation of connector:

A  -	Heated driver seat control unit - J131 -

B  -	8-pin connector - T8n -

Heated front passenger seat control unit - J132 -

Location: –  under front passenger seat - arrow -

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Designation of connector:

A  -	Heated front passenger seat control unit - J132 -

B  -	8-pin connector - T8m -

Heater control unit - J162 -

Location: –  Above the front centre console -arrow-

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Designation of connector:

A  -	Heater control unit - J162 -

B  -	16-pin connector - T16d -

C  -	5-pin connector - T5m -

Airbag control unit - J234 -

Location: –  under the centre console near selector lever -arrow-

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Designation of connector:

A  -	Airbag control unit - J234 -

B  -	75-pin connector - T75a -

Sliding sunroof adjustment control unit - J245 -

Location: –  before interior mirror, next to reading lights-arrow-

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Designation of connector:

A  -	Sliding sunroof adjustment control unit - J245 -

B  -	6-pin connector - T6x -

Control unit with display in dash panel insert - J285 -

Location: –  Near steering column, in dash panel insert -arrow-

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Designation of connector:

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

B  -	32-pin connector - T32a -

1  -	Immobilizer reader coil

2  -	Immobilizer reader coil

3  -	Terminal 15, ignition

4  -	Terminal 30

5  -	Right side lights

6  -

Vacant

7  -

Vacant

8  -	Terminal 31

9  -	Terminal 31 for sensors

10  -

Heated rear window

11  -

Vacant

12  -

Vacant

13  -

Vacant

14  -

CAN wake up

15  -

CAN Shield

16  -

CAN-Bus high

17  -

Terminal 58d

18  -

Fog lights

19  -

Rear fog light

20  -

Terminal 58

21  -

Handbrake warning switch

22  -

Brake fluid level sender

23  -

Fuel gauge sender

24  -

Seat belt warning system

25  -

Terminal 56a, main beam

26  -

Ambient temperature indicator sender

27  -

Left side lights

28  -

Coolant shortage indicator sender

29  -

Oil level sender

30  -

Speedometer sender

31  -

Rev. counter

32  -

Terminal CAN-Bus low

Radiator fan control unit - J293 -

Location: –  in engine compartment, left -arrow-

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Designation of connector:

A  -	Radiator fan control unit - J293 -

B  -	4-pin connector - T4am -

C  -	6-pin connector - T6al -

Air conditioning system control unit - J301 -

Location: –  Above the front centre console -arrow-

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Designation of connector:

A  -	Air conditioning system control unit - J301 -

B  -	16-pin connector - T16e -

C  -	5-pin connector - T5s -

D  -	18-pin connector - T18c -

Convenience system central control unit - J393 -

Location: –  Behind left dash panel, next to steering column -arrow-

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Designation of connector:

A  -	Convenience system central control unit - J393 -

B  -	12-pin connector -T12b -

C  -	23-pin connector -T23a -

D  -	12-pin connector -T12c -

Power steering control unit - J500 -

Location: –  in engine compartment, left -arrow-

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Designation of connector:

A  -	Power steering control unit - J500 -

B  -	4-pin connector - T4an -

C  -	3-pin connector - T3ai -

D  -	2-pin connector - T2cf -

Onboard supply control unit - J519 -

Location: –  Behind the dash panel, left- arrow -

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Designation of connector:

A  -	Onboard supply control unit - J519 -

B  -	16-pin connector - T16b -

C  -	6-pin connector - T6 -

D  -	18-pin connector - T18b -

E  -	6-pin connector - T6 -

F  -	18-pin connector - T18a -

G  -	6-pin connector - T6s -

H  -	5-pin connector - T5n -

I  -	5-pin connector - T5p -

J  -	6-pin connector - T6ad -

K  -	6-pin connector - T6y -

L  -	6-pin connector - T6ae -

Engine control unit (80-pin) - J623 -

Location: –  in engine compartment, left -arrow-

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Designation of connector:

A  -	Engine control unit (80-pin) - J623 -

B / C  -

80-pin connector - T80a -

Engine control unit (121-pin) - J623 -

Location: –  in left engine compartment (under radiator) -arrow-

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Designation of connector:

A  -	Engine control unit (121-pin) - J623 -

B / C  -

121-pin connector - T121a -

VW FOX 2008

Earth strap, battery - body -arrow A -

VW FOX 2008 Earth point, in engine compartment

Earth point, in engine compartment

1	Earth strap, battery - body

q	Location: → Reference

11	Earth point, in battery box

q	Location: → Reference

12	Earth point, on left in engine compartment

q	Location: → Reference

13	Earth point, on right in engine compartment

q	Location: . → Reference

49	Earth point, near battery

q	Location: → Reference

614	Earth point 2, on right in engine compartment

q	Location: → Reference

671	Earth point 1, on front of left longitudinal member

q	Location: → Reference

1 Earth strap, battery - body -arrow A -    49 Earth point, near battery -arrow B-

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11 Earth point, in battery box -arrow A-    671 Earth point 1 at front of left longitudinal member -arrow B-

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12 Earth point, in engine compartment, left -arrow-

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13 Earth point, in engine compartment, right -arrow-

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614 Earth point 2, in engine compartment, right -arrow-

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Earth points, in interior

605	Earth point, on top end of steering column

q	Location: → Reference

606	Earth point, under the centre console near selector lever

q	Location: → Reference

678	Earth point, under the centre console near selector lever

q	Location: → Reference

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

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606 Earth point, under the centre console near selector lever -arrows-

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678 Earth point in steering wheel -arrow-

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Earth points in rear part of vehicle

50	Earth points, on left in luggage compartment

q	Location: → Reference

50 Earth points, on left in luggage compartment -arrow-

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VW FOX 2008 Relay, behind left dash panel

Relay, behind left dash panel

Designation of relay: (up to April 2009 )

1 -	Mirror memory control unit -J267-

q	Colour: black

2 -	Mirror memory control unit -J267-

q	Colour: black

3 -	Fuel pump relay -J17-

q	Colour: black

4 -	Air conditioning system switch-off relay -J365-

q	Colour: black or blue

5 -	Glow plug relay -J52-

q	Colour: white

5 -	Fuel supply relay -J643-

q	Colour: grey

6 -	Dipped beam relay -J331-

q	Colour: black

7 -	Headlight main beam relay -J12-

q	Colour: black

8 -	Heated rear window control relay -J48-

q	Colour: blue

9 -	Automatic intermittent wash and wipe relay -J31-

q	Colour: red

10 -	Radiator fan 2nd speed relay -J101-

q	Colour: black

11 -	Fresh air blower and radiator fan relay -J209-

q	Colour: black

12 -	X-contact relief relay -J59-

q	Colour: grey

13 -	Dual tone horn relay -J4-

q	Colour: black

14 -	Relay for air conditioning system, diesel engine -J825-

q	Colour: black

15 -	Cold start device relay -J41-

q	Colour: black

q	for models with Total Flex engines only

Designation of relay: (from April 2009)

1 -	Mirror memory control unit -J267-

q	Colour: dark grey

2 -	Mirror memory control unit -J267-

q	Colour: dark grey

3 -	Fuel supply relay -J643-

q	Colour: grey

3 -	Voltage supply relay 1 -J701-

q	Colour: grey

4 -	Fuel pump relay -J17-

q	Colour: black

5 -	Air conditioning system switch-off relay -J365-

q	Colour: black or blue

6 -	Radiator fan 2nd speed relay -J101-

q	Colour: black

7 -	Dipped beam relay -J331-

q	Colour: black

8 -	Headlight main beam relay -J12-

q	Colour: black

9 -	Heated rear window control relay -J48-

q	Colour: blue

10 -	Automatic intermittent wash and wipe relay -J31-

q	Colour: red

11 -	Fresh air blower and radiator fan relay -J209-

q	Colour: black

12 -	X-contact relief relay -J59-

q	Colour: grey

13 -	Dual tone horn relay -J4-

q	Colour: black

14 -	Relay for air conditioning system, diesel engine -J825-

q	Colour: black

15 -	Cold start device relay -J41-

q	Colour: black

q	for models with Total Flex engines only

15 -	Terminal 30 voltage supply relay -J317-

q	Colour: grey

Relay above relay carrier

Designation of relay:

A -	Hazard warning light relay -J2 -

q	Colour: yellow

Fox Europa

1 -	Relay, behind left dash panel:

q	Designation of relay: → Reference

Relay, behind left dash panel

Designation of relay:

1 -	Daytime running lights relay, side and tail lights -J277-

q	Colour: black or grey

2 -	Daytime running lights relay, side and tail lights -J277-

q	Colour: black or grey

3 -	Glow plug relay -J52-

q	Colour: white

4 -	Fuel pump relay -J17-

q	Colour: grey

5 -	Headlight main beam relay -J12-

q	Colour: black

6 -

-Vazio-

q

Colour: -

7 -	Automatic gearbox relay -J60-

q	Colour: grey

8 -	Low heat output relay -J359-

q	Colour: grey

9 -	High heat output relay -J360-

q	Colour: black

10 -	Fresh air blower and radiator fan relay -J209-

q	Colour: black

11 -	X-contact relief relay -J59-

q	Colour: grey

12 -	Fuel supply relay -J643-

q	Colour: grey

13 -	Current supply relay -J16-

q	Colour: grey

13 -	Terminal 30 voltage supply relay -J317-

q	Colour: grey

13 -	Current supply relay for 4EV -J778-

q	Colour: grey

14 -	-Adaptador dos fusíveis do aquecimento-

q	Colour: black

15 -	Radiator fan 2nd speed relay -J101-

q	Colour: black