AUTOMOTIVE ELECTRICIANS

VW FOX 2012 – 1.6l petrol engine, CFZA,(F0A) . Wiring diagrams, Pin Connector, Location

Wiring Diagram VW FOX 2012 - Battery - Starter - Alternator - Voltage regulator



Wiring Diagram  VW FOX 2012 - Battery - Starter - Alternator - Voltage regulator
A Battery
B Starter
C Alternator
C1 Voltage regulator
S162 Fuse 1 (30), in battery fuse holder
S163 Fuse 2 (30), in battery fuse holder
S164 Fuse 3 (30), in battery fuse holder
S180 Fuse 8 (30), in battery fuse holder
S268 Fuse 10 (30), in battery fuse holder
T1j Single connector
T2ak 2-pin connector, in engine compartment
T2ar 2-pin connector
T6g 6-pin connector, on left in plenum chamber
T11c 11-pin connector, on left in plenum chamber
  507 Threaded connection (30), on battery fuse holder
*Only models with air conditioning system

Wiring Diagram VW FOX 2012 - Ignition/starter switch - Terminal 30 wiring junction



D Ignition/starter switch
">J393"> Convenience system central control unit
R Radio
SC2 Fuse 2 on fuse holder C
T8a 8-pin connector
T8f 8-pin connector
T23a 23-pin connector
TV2 Terminal 30 wiring junction
  B188 Positive connection 5 (30), in interior wiring harness
  B500 Connection (86s), in interior wiring harness

Wiring Diagram VW FOX 2012 - Fuse 26 on fuse holder B - Fuse 27 on fuse holder B - Fuse 28 on fuse holder B - Fuse 30 on fuse holder B - Fuse 38 on fuse holder B - Fuse 40 on fuse holder B



">J234"> Airbag control unit
SB26 Fuse 26 on fuse holder B
SB27 Fuse 27 on fuse holder B
SB28 Fuse 28 on fuse holder B
SB30 Fuse 30 on fuse holder B
SB38 Fuse 38 on fuse holder B
SB40 Fuse 40 on fuse holder B
T11c 11-pin connector, on left in plenum chamber
T75a 75-pin connector
  B163 Positive connection 1 (15), in interior wiring harness
  B171 Positive connection 3 (30), in interior wiring harness
*Only models with airbag

Wiring Diagram VW FOX 2012 - Fuse 33 on fuse holder B - Fuse 34 on fuse holder B - Fuse 42 on fuse holder B - Fuse 44 on fuse holder B - Fuse 45 on fuse holder B



">J301"> Air conditioning system control unit
SB33 Fuse 33 on fuse holder B
SB34 Fuse 34 on fuse holder B
SB42 Fuse 42 on fuse holder B
SB44 Fuse 44 on fuse holder B
SB45 Fuse 45 on fuse holder B
T8d 8-pin connector, behind dash panel, centre
T8j 8-pin connector
T11a 11-pin connector, on left in plenum chamber
  B146 Positive connection 1 (87), in interior wiring harness
  B147 Positive connection 2 (87), in interior wiring harness
  B350 Positive connection 1 (87a) in main wiring harness
  L76 Connection (87), in air conditioning system wiring harness
*Only models with air conditioning system

Wiring Diagram VW FOX 2012 - Lambda probe - Lambda probe after catalytic converter - Engine control unit



G39 Lambda probe
G130 Lambda probe after catalytic converter
">J623"> Engine control unit
T4ah 4-pin connector
T4q 4-pin connector
T80b 80-pin connector
  D78 Positive connection 1 (30a), in engine compartment wiring harness

Wiring Diagram VW FOX 2012 - Brake fluid level warning contact - Accelerator position sender - Accelerator position sender 2 - Engine control unit



F34 Brake fluid level warning contact
G79 Accelerator position sender
G185 Accelerator position sender 2
">J623"> Engine control unit
T2ai 2-pin connector
T6f 6-pin connector
T11b 11-pin connector, on left in plenum chamber
T14a 14-pin connector, on left in engine compartment
T80b 80-pin connector
  131 Earth connection 2, in engine compartment wiring harness

Wiring Diagram VW FOX 2012 - Fresh air blower and radiator fan relay - Engine control unit - Radiator fan series resistor - Radiator fan



J209 Fresh air blower and radiator fan relay
">J623"> Engine control unit
N39 Radiator fan series resistor
T2de 2-pin connector
T2df 2-pin connector
T3ae 3-pin connector
T6g 6-pin connector, on left in plenum chamber
T9c 9-pin connector
T9k 9-pin connector, on left in plenum chamber
T16a 16-pin connector
T80b 80-pin connector
V7 Radiator fan
  209 Earth connection 6, in engine compartment wiring harness
  B219 Positive connection 4 (30a), in interior wiring harness
*Only models with air conditioning system
*2Diagnostic connection

Wiring Diagram VW FOX 2012 - Radiator fan 2nd speed relay - Engine control unit - Activated charcoal filter solenoid valve 1



J101 Radiator fan 2nd speed relay
">J623"> Engine control unit
N80 Activated charcoal filter solenoid valve 1
T2ae 2-pin connector
T6g 6-pin connector, on left in plenum chamber
T9d 9-pin connector
T9k 9-pin connector, on left in plenum chamber
T11a 11-pin connector, on left in plenum chamber
T11b 11-pin connector, on left in plenum chamber
T80b 80-pin connector
*Only models with air conditioning system

Wiring Diagram VW FOX 2012 - Brake light switch - Clutch pedal switch - Brake pedal switch - Fuel pump relay - Engine control unit



F Brake light switch
F36 Clutch pedal switch
F47 Brake pedal switch
G65 High-pressure sender
J17 Fuel pump relay
J365 Air conditioning system switch-off relay
">J623"> Engine control unit
T3j 3-pin connector
T4l 4-pin connector
T4m 4-pin connector
T9g 9-pin connector
T9j 9-pin connector
T11a 11-pin connector, on left in plenum chamber
T11b 11-pin connector, on left in plenum chamber
T80b 80-pin connector
  B131 Connection (54), in interior wiring harness
  B135 Connection 1 (15a), in interior wiring harness
  D109 Connection 7 in engine compartment wiring harness
*Only models with air conditioning system

Wiring Diagram VW FOX 2012 - Engine control unit



G65 High-pressure sender
">J301"> Air conditioning system control unit
J362 Immobiliser control unit
J365 Air conditioning system switch-off relay
">J623"> Engine control unit
T3j 3-pin connector
T8b 8-pin connector
T8d 8-pin connector, behind dash panel, centre
T8j 8-pin connector
T9g 9-pin connector
T11b 11-pin connector, on left in plenum chamber
T11d 11-pin connector, on left in plenum chamber
T80b 80-pin connector
*Only models with air conditioning system

Wiring Diagram VW FOX 2012 - Engine speed sender - 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



G28 Engine speed sender
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
T3a 3-pin connector
T6b 6-pin connector
T80b 80-pin connector

Wiring Diagram VW FOX 2012 - Coolant temperature display sender - Coolant temperature sender - Engine control unit - Ignition transformer - Spark plug connector - Spark plugs



G2 Coolant temperature display sender
G62 Coolant temperature sender
">J623"> Engine control unit
N152 Ignition transformer
P Spark plug connector
Q Spark plugs
T4a 4-pin connector
T4d 4-pin connector
T14a 14-pin connector, on left in engine compartment
T80b 80-pin connector

Wiring Diagram VW FOX 2012 - 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
T2e 2-pin connector
T2f 2-pin connector
T2g 2-pin connector
T2h 2-pin connector
T11c 11-pin connector, on left in plenum chamber
T14a 14-pin connector, on left in engine compartment
T80b 80-pin connector
  E98 Connection 3 (87a) in injection system wiring harness

Wiring Diagram VW FOX 2012 - Hall sender - Intake air temperature sender - Knock sensor 1 - Intake manifold pressure sender - Engine control unit



G40 Hall sender
G42 Intake air temperature sender
G61 Knock sensor 1
G71 Intake manifold pressure sender
">J623"> Engine control unit
T2i 2-pin connector
T3n 3-pin connector
T4e 4-pin connector
T80b 80-pin connector
  473 Earth connection 5, in injection system wiring harness
  E57 Connection 2, in injection system wiring harness

Wiring Diagram VW FOX 2012 - Speedometer sender - Engine control unit



G22 Speedometer sender
">J393"> Convenience system central control unit
">J623"> Engine control unit
T3i 3-pin connector
T11a 11-pin connector, on left in plenum chamber
T14a 14-pin connector, on left in engine compartment
T23a 23-pin connector
T80b 80-pin connector
  491 Earth connection 6, in injection system wiring harness
  B207 Connection (convenience), in interior wiring harness
  D191 Speed sender connection, in engine compartment wiring harness

Wiring Diagram VW FOX 2012 - Handbrake warning switch - Fuel gauge sender - Fuel system pressurisation pump - X-contact relief relay



F9 Handbrake warning switch
G Fuel gauge sender
G6 Fuel system pressurisation pump
J59 X-contact relief relay
T2v 2-pin connector
T4j 4-pin connector
T6d 6-pin connector
T11c 11-pin connector, on left in plenum chamber
  238 Earth connection 1, in interior wiring harness
  279 Earth connection 5, in interior wiring harness
  B491 Positive connection (75), in interior wiring harness
  B610 Connection 6, in interior wiring harness

Wiring Diagram VW FOX 2012 - Oil pressure switch - Speedometer - Control unit in dash panel insert - Dash panel insert - Alternator warning lamp - Oil pressure warning lamp - Coolant temperature warning lamp (too cold) - Brake system warning lamp



F22 Oil pressure switch
G21 Speedometer
">J285"> Control unit in dash panel insert
K Dash panel insert
K2 Alternator warning lamp
K3 Oil pressure warning lamp
K43 Coolant temperature warning lamp (too cold)
K118 Brake system warning lamp
T1a Single connector
T11a 11-pin connector, on left in plenum chamber
T11c 11-pin connector, on left in plenum chamber
T14a 14-pin connector, on left in engine compartment
T32a 32-pin connector

Wiring Diagram VW FOX 2012 - Fuel gauge - Rev. counter - Control unit in dash panel insert - Dash panel insert - Malfunction warning lamp - Electronic power control fault lamp



G1 Fuel gauge
G5 Rev. counter
">J285"> Control unit in dash panel insert
">J301"> Air conditioning system control unit
K Dash panel insert
K121 Malfunction warning lamp
K132 Electronic power control fault lamp
T8d 8-pin connector, behind dash panel, centre
T8j 8-pin connector
T11a 11-pin connector, on left in plenum chamber
T32a 32-pin connector
  249 Earth connection 2, in interior wiring harness
  B172 Positive connection 4 (30), in interior wiring harness
*Only models with air conditioning system


VW FOX 2012

Earth strap, battery - body -arrow A -

VW FOX 2012 Earth point, in engine compartment

Earth point, in engine compartment
   1 Earth strap, battery - body
q   Location:
   11 Earth point, in battery box
q   Location:
   12 Earth point, on left in engine compartment
q   Location:
   13 Earth point, on right in engine compartment
q   Location: .
   49 Earth point, near battery
q   Location:
   614 Earth point 2, on right in engine compartment
q   Location:
   671 Earth point 1, on front of left longitudinal member
q   Location:

   
Earth strap, battery - body -arrow A -
Earth point, near battery -arrow B-  
Earth point, in battery box -arrow A-
Earth point 1 at front of left longitudinal member -arrow B-  
Earth point, in engine compartment, left -arrow-
 
Earth point, in engine compartment, right -arrow-
 
Earth point 2, in engine compartment, right -arrow-
 
Earth points, in interior
   605 Earth point, on top end of steering column
q   Location:
   606 Earth point, under the centre console near selector lever
q   Location:
   678 Earth point, under the centre console near selector lever
q   Location:

   
Earth point, on top end of steering column -arrow-
 
Earth point, under the centre console near selector lever -arrows-
 
Earth point in steering wheel -arrow-
 
Earth points in rear part of vehicle
   50 Earth points, on left in luggage compartment
q   Location:

   
Earth points, on left in luggage compartment -arrow-
 

VW FOX 2012 ABS control unit J104

ABS control unit - J104 -
   
Location:
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

–  in engine compartment, left -arrow-
 
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

–  under driver seat - arrow -
 
Designation of connector:
A  -  Heated driver seat control unit - J131 -
B  -  8-pin connector - T8n -

–  under front passenger seat - arrow -
 
Designation of connector:
A  -  Heated front passenger seat control unit - J132 -
B  -  8-pin connector - T8m -

–  Above the front centre console -arrow-
 
Designation of connector:
A  -  Heater control unit - J162 -
B  -  16-pin connector - T16d -
C  -  5-pin connector - T5m -

–  under the centre console near selector lever -arrow-
 
Designation of connector:
A  -  Airbag control unit - J234 -
B  -  75-pin connector - T75a -

–  before interior mirror, next to reading lights-arrow-
 
Designation of connector:
A  -  Sliding sunroof adjustment control unit - J245 -
B  -  6-pin connector - T6x -

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

–  in engine compartment, left -arrow-
 
Designation of connector:
A  -  Radiator fan control unit - J293 -
B  -  4-pin connector - T4am -
C  -  6-pin connector - T6al -

–  Above the front centre console -arrow-
 
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 -

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

–  in engine compartment, left -arrow-
 
Designation of connector:
A  -  Power steering control unit - J500 -
B  -  4-pin connector - T4an -
C  -  3-pin connector - T3ai -
D  -  2-pin connector - T2cf -

–  Behind the dash panel, left- arrow -
 
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 -

–  in engine compartment, left -arrow-
 
Designation of connector:
A  -  Engine control unit (80-pin) - J623 -
B / C  -  80-pin connector - T80a -

–  in left engine compartment (under radiator) -arrow-
 
Designation of connector:
A  -  Engine control unit (121-pin) - J623 -
B / C  -  121-pin connector - T121a -

   


VW FOX 2012 Relay, behind left dash panel

Relay, behind left dash panel
Designation of relay: (up to April 2009 )
3 -  Fuel pump relay -J17-
q   Colour: black
5 -  Glow plug relay -J52-
q   Colour: white
6 -  Dipped beam relay -J331-
q   Colour: black
8 -  Heated rear window control relay -J48-
q   Colour: blue
10 -  Radiator fan 2nd speed relay -J101-
q   Colour: black
12 -  X-contact relief relay -J59-
q   Colour: grey
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
15 -  Terminal 30 voltage supply relay -J317-
q   Colour: grey

   
Relay above relay carrier
Designation of relay:
1 -  Relay, behind left dash panel:
q   Designation of relay:

   
Relay, behind left dash panel
Designation of relay:
13 -  Current supply relay -J16-
q   Colour: grey
13 -  Terminal 30 voltage supply relay -J317-
q   Colour: grey
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