AUTOMOTIVE ELECTRICIANS

VW FOX 2005 – 1.0 l – 4BV/52 kW, engine code AQZ . Wiring diagrams, Pin Connector, Location

Wiring Diagram VW FOX 2005 - Battery - starter - alternator - voltage regulator



Wiring Diagram  VW FOX 2005 - Battery - starter - alternator - voltage regulator
ABattery
BStarter
CAlternator
C1Voltage regulator
S162Fuse 1 (30) in fuse holder on battery
S163Fuse 2 (30) in fuse holder on battery
S180Fuse 8 (30) in fuse holder on battery
S268Fuse 10 (30) in fuse holder on battery
T1jSingle pin connector, on starter
T2ak2-pin connector, in front engine compartment
T2ar2-pin connector, on alternator
T6g6-pin connector, grey, in left engine compartment
T11c11-pin connector, green, in left engine compartment
  507 Screw connection (30), on fuse holder on battery

Wiring Diagram VW FOX 2005 - Ignition/starter switch - X-contact relief relay



DIgnition/starter switch
J59X-contact relief relay
RRadio
SC2Fuse 2 on fuse holder C
T6d6-pin connector, on X-contact relief relay
T8a8-connector, on ignition/starter switch
T8f8-connector, on radio
  B111 Positive connection 1 (30a), in interior wiring harness
  B491 Positive connection (75), in interior wiring harness

Wiring Diagram VW FOX 2005 - Coolant temperature display sender - coolant temperature sender - 4MV injection system control unit control unit - terminal 30a wiring junction



G2Coolant temperature display sender
G62Coolant temperature display sender
J7764MV injection system control unit control unit
SB27Fuse 27 on fuse holder B
T4d4-pin connector, on coolant temperature display sender
T11b11-pin connector, blue, in left engine compartment
T14a14-pin connector, in left engine compartment
T28b28-pin connector, on 4MV injection system control unit control unit
T52a52-pin connector, on 4MV injection system control unit control unit
TV3Terminal 30a wiring junction
  B150 Positive connection 2 (30a), in interior wiring harness
  B503 Positive connection 7 (30a), in interior wiring harness

Wiring Diagram VW FOX 2005 - Engine speed sender - Hall sender - intake air temperature sender - intake manifold pressure sender - engine control unit - 4MV injection system control unit control unit



G28Engine speed sender
G40Hall sender
G42Intake air temperature sender
G71Intake manifold pressure sender
J7764MV injection system control unit control unit
T3b3-pin connector, in right engine compartment
T3n3-pin connector, on Hall sender
T4f4-pin connector, on intake air temperature sender
T28b28-pin connector, on 4MV injection system control unit 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 2005 - Knock sensor 1 - throttle valve drive for electric throttle (EPC) - 4MV injection system control unit control unit - ignition transformer - spark plug connector - spark plugs



G61Knock sensor 1
G186Throttle valve drive for electric throttle (EPC)
G187Throttle valve drive angle sender 1 for electric throttle (EPC)
G188Throttle valve drive angle sender 2 for electric throttle (EPC)
J7764MV injection system control unit control unit
N152Ignition transformer
PSpark plug connector
QSpark plugs
T2i2-pin connector, on knock sensor 1
T4b4-pin connector, on ignition transformer
T6b6-pin connector, on throttle valve drive for electric throttle (EPC)
T14a14-pin connector, in left engine compartment
T28b28-pin connector, on 4MV injection system control unit control unit

Wiring Diagram VW FOX 2005 - Accelerator position sender - accelerator position sender 2 - 4MV injection system control unit control unit - fuel pump for cold start



G79Accelerator position sender
G185Accelerator position sender 2
J7764MV injection system control unit control unit
N17Cold start valve
T2ac2-pin connector, on cold start valve
T2ag2-pin connector, on fuel pump for cold start
T6f6-pin connector, on accelerator position sender
T11b11-pin connector, blue, in left engine compartment
T12d12-pin connector, white, in left engine compartment
T52a52-pin connector, on 4MV injection system control unit control unit
V263Fuel pump for cold start
  201 Earth connection 5, in engine compartment wiring harness
  D180 Connection (87a), in engine compartment wiring harness

Wiring Diagram VW FOX 2005 - Speedometer sender - immobilizer control unit - 4MV injection system control unit control unit



G22Speedometer sender
G39Lambda probe
J362Immobilizer control unit
J7764MV injection system control unit control unit
T3i3-pin connector, on speedometer sender
T4p4-pin connector, in front engine compartment
T8b8-pin connector, on immobilizer control unit
T11a11-pin connector, red, in left engine compartment
T11b11-pin connector, blue, in left engine compartment
T14a14-pin connector, in left engine compartment
T52a52-pin connector, on 4MV injection system control unit control unit
  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 2005 - 4MV injection system control unit control unit - injector - cylinder 1 - injector - cylinder 2 - injector - cylinder 3 - injector - cylinder 4



G65High pressure sender
J7764MV injection system control unit control unit
N30Injector, cylinder 1
N31Injector, cylinder 2
N32Injector, cylinder 3
N33Injector, cylinder 4
T2e2-pin connector, on injector, cylinder 1
T2f2-pin connector, on injector, cylinder 2
T2g2-pin connector, on injector, cylinder 3
T2h2-pin connector, on injector, cylinder 4
T3j3-pin connector, on high pressure sender
T11b11-pin connector, blue, in left engine compartment
T11c11-pin connector, green, in left engine compartment
T11d11-pin connector, brown, in left engine compartment
T14a14-pin connector, in left engine compartment
T28b28-pin connector, on 4MV injection system control unit control unit
T52a52-pin connector, on 4MV injection system control unit control unit
  E48 Connection (injectors), in injection system wiring harness

Wiring Diagram VW FOX 2005 - Radiator fan 2nd speed relay - fresh air blower and radiator fan relay - 4MV injection system control unit control unit



J101Radiator fan 2nd speed relay
J209Fresh air blower and radiator fan relay
J7764MV injection system control unit control unit
T6g6-pin connector, grey, in left engine compartment
T9c9-pin connector, on fresh air blower and radiator fan relay
T9d9-pin connector, on radiator fan 2nd speed relay
T9k9-pin connector, yellow, in left engine compartment
T11a11-pin connector, red, in left engine compartment
T16a16-pin connector, on fuse holder
T52a52-pin connector, on 4MV injection system control unit control unit
  B151 Positive connection 3 (30a), in interior wiring harness
  B219 Positive connection 4 (30a), in interior wiring harness

Wiring Diagram VW FOX 2005 - Brake light switch - clutch pedal switch - brake pedal switch - 4MV injection system control unit control unit - activated charcoal filter system solenoid valve 1



FBrake light switch
F36Clutch pedal switch
F47Brake pedal switch
J7764MV injection system control unit control unit
N80Activated charcoal filter system solenoid valve 1
SB40Fuse 40 on fuse holder B
T2ae2-pin connector, on active charcoal filter system solenoid valve 1
T4l4-pin connector, on clutch pedal switch
T4m4-pin connector, on brake light switch
T11a11-pin connector, red, in left engine compartment
T11b11-pin connector, blue, in left engine compartment
T52a52-pin connector, on 4MV injection system control unit control unit
  B131 Connection (54), in interior wiring harness
  B135 Positive connection 1 (15a), in interior wiring harness

Wiring Diagram VW FOX 2005 - Fuel pump relay



J17Fuel pump relay
SB34Fuse 34 on fuse holder B
SB45Fuse 45 on fuse holder B
T9j9-pin connector, on fuel pump relay
  B146 Positive connection 1 (87), in interior wiring harness

Wiring Diagram VW FOX 2005 - Fuel gauge sender - fuel system pressurisation pump



GFuel gauge sender
G6Fuel system pressurisation pump
SB33Fuse 33 on fuse holder B
SB44Fuse 44 on fuse holder B
T4j4-pin connector, under right seat bench
  238 Earth connection 1, in interior wiring harness
  B146 Positive connection 1 (87), in interior wiring harness

Wiring Diagram VW FOX 2005 - Fuel gauge - speedometer - control unit in dash panel insert - dash panel insert - alternator warning lamp - coolant temperature and coolant shortage warning lamp



G1Fuel gauge
G21Speedometer
">J285">Control unit in dash panel insert
KDash panel insert
K2Alternator warning lamp
K28Coolant temperature and coolant shortage warning lamp
K105Reserve fuel warning lamp
K132Electric power control fault lamp
T11a11-pin connector, red, in left engine compartment
T14a14-pin connector, in left engine compartment
T32a32-pin connector, on dash panel insert
  249 Earth connection 2, in interior wiring harness

Wiring Diagram VW FOX 2005 - Oil pressure switch - control unit in dash panel insert - dash panel insert - oil pressure warning lamp - right radiator fan



F22Oil pressure switch
">J285">Control unit in dash panel insert
KDash panel insert
K3Oil pressure warning lamp
SB26Fuse 26 on fuse holder B
SB30Fuse 30 on fuse holder B
SB38Fuse 38 on fuse holder B
T1aSingle pin connector, on oil pressure switch
T3o3-pin connector, on radiator fan on right
T6g6-pin connector, grey, in left engine compartment
T11c11-pin connector, green, in left engine compartment
T14a14-pin connector, in left engine compartment
T32a32-pin connector, on dash panel insert
V35Right radiator fan
  B163 Positive connection 1 (15), in interior wiring harness


VW FOX 2005

Earth strap, battery - body -arrow A -

VW FOX 2005 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 2005 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

VW FOX 2005 ABS control unit J104

–  in engine compartment, right -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

–  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 -

   
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