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VW PASSAT 2004 – Anti-lock brake system (ABS) with electronic differential lock (EDL) and traction control system (TCS) and electronic stabilisation program (ESP) . Wiring diagrams, Pin Connector, Location

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Wiring Diagram VW PASSAT 2004 - ABS with EDL/TCS/ESP control unit - brake light switch



Wiring Diagram VW PASSAT 2004 - ABS with EDL/TCS/ESP control unit - brake light switch https://portal-diagnostov.com/license.html
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DIgnition/starter switch
FBrake light switch
F47Cruise control system brake pedal switch, diesel direct injection system
J104ABS with EDL control unit, in front right footwell
S7Fuse 7 in relay plate fuse holder
S13Fuse 13 in relay plate fuse holder
S102Engine control unit fuse
S241Fuse 41 in fuse holder
S242Fuse 42 in fuse holder
T10n10-pin connector, orange, left A-pillar coupling station
T10w10-pin connector, grey, right A-pillar coupling station
T8888-pin connector, on ABS control unit
   501 Screw connection 2 (30), on relay plate
   A2 Positive connection (15), in dash panel wiring harness
   A15 Positive connection (15), in instrument panel wiring harness
   A18 Connection (54), in dash panel wiring harness
   A32 Positive connection (30), in dash panel wiring harness
   A89 Connection 2 (54), in dash panel wiring harness
   A104 Positive connection 2 (15), in dash panel wiring harness
*Only models with petrol engine
---Only models with diesel engine

Wiring Diagram VW PASSAT 2004 - ABS with EDL/TCS/ESP control unit - TCS and ESP button - speed sensor



Wiring Diagram VW PASSAT 2004 - ABS with EDL/TCS/ESP control unit - TCS and ESP button - speed sensor https://portal-diagnostov.com/license.html
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E20Switch and instrument illumination regulator
E256TCS and ESP button
G44Rear right speed sensor
G45Front right speed sensor
G46Rear left speed sensor
G47Front left speed sensor
J104ABS with EDL control unit, in front right footwell
L71Traction control switch illumination
T2a2-pin connector
T2b2-pin connector
T2c2-pin connector
T2d2-pin connector
T66-pin connector, red, on TCS switch
T10w10-pin connector, grey, right A-pillar coupling station
T8888-pin connector, on ABS control unit
   A19 Connection (58d), in dash panel wiring harness
***T88/8 on models with syncro drive, T88/9 on models with front-wheel drive

Wiring Diagram VW PASSAT 2004 - ABS with EDL/TCS/ESP control unit - hydraulic unit - ABS return flow pump



Wiring Diagram VW PASSAT 2004 - ABS with EDL/TCS/ESP control unit - hydraulic unit - ABS return flow pump https://portal-diagnostov.com/license.html
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J104ABS with EDL control unit, in front right footwell
J503Control unit with display for radio and navigation system
N99Front right ABS inlet valve
N100Front right ABS outlet valve
N101Front left ABS inlet valve
N102Front left ABS outlet valve
N133Rear right ABS inlet valve
N134Rear left ABS inlet valve
N135Rear right ABS outlet valve
N136Rear left ABS outlet valve
N225Vehicle stabilization program switch valve 1
N226Vehicle stabilization program switch valve 2
N227Vehicle stabilization program high-pressure valve 1
N228Vehicle stabilization program high-pressure valve 2
T10w10-pin connector, grey, right A-pillar coupling station
T1515-pin connector, black
T2626-pin connector, on navigation system control unit
T8888-pin connector, on ABS control unit
V39ABS return flow pump
   22 Earth point, on hydraulic unit
   A127 Connection (rear left speed sensor), in dash panel wiring harness
*Only models with navigation

Wiring Diagram VW PASSAT 2004 - ABS with EDL/TCS/ESP control unit - return flow pump relay - solenoid valve relay - steering angle sender



Wiring Diagram VW PASSAT 2004 - ABS with EDL/TCS/ESP control unit - return flow pump relay - solenoid valve relay - steering angle sender https://portal-diagnostov.com/license.html
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G85Steering angle sender, on steering column
J104ABS with EDL control unit, in front right footwell
J105ABS return flow pump relay
J106ABS solenoid valve relay
S16Fuse 16 in relay plate fuse holder
S53ABS hydraulic pump fuse, in protective housing for control units on left in engine compartment
T10n10-pin connector, orange, left A-pillar coupling station
T10w10-pin connector, grey, right A-pillar coupling station
T8888-pin connector, on ABS control unit
   500 Screw connection 1 (30), on relay plate
   A52 Positive connection 2 (30), in dash panel wiring harness
   A121 Connection (high bus), in dash panel wiring harness
   A122 Connection (low bus), in dash panel wiring harness

Wiring Diagram VW PASSAT 2004 - ABS with EDL/TCS/ESP control unit - hydraulic pump - brake pressure sender - lateral acceleration and yaw rate senders - self-diagnosis connection



Wiring Diagram VW PASSAT 2004 - ABS with EDL/TCS/ESP control unit - hydraulic pump - brake pressure sender - lateral acceleration and yaw rate senders - self-diagnosis connection https://portal-diagnostov.com/license.html
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G200Lateral acceleration sender, under rear seat bench
G201Brake pressure sender 1, on hydraulic unit
G202Yaw rate sender, under rear seat bench
J104ABS with EDL control unit, in front right footwell
T2e2-pin connector, black
T10n10-pin connector, orange, left A-pillar coupling station
T1616-pin connector, self-diagnosis connection near handbrake lever
T8888-pin connector, on ABS control unit
V156Vehicle stabilising program hydraulic pump
   30 Earth point 1, next to relay plate
   81 Earth connection 1, in dash panel wiring harness
   135 Earth connection 2, in dash panel wiring harness
   A76 Connection (K-diagnosis wire), in dash panel wiring harness

Wiring Diagram VW PASSAT 2004 - ABS with EDL/TCS/ESP control unit - warning lamps on dash panel insert - brake wear indicator



Wiring Diagram VW PASSAT 2004 - ABS with EDL/TCS/ESP control unit - warning lamps on dash panel insert - brake wear indicator https://portal-diagnostov.com/license.html
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F34Brake fluid level warning contact
G34Front left brake pad wear sender
G35Front right brake pad wear sender
J104ABS with EDL control unit, in front right footwell
J285Display control unit in dash panel insert
K7Dual circuit brakes/handbrake warning lamp
K32Brake pad warning lamp
K47ABS warning lamp
K118Brake system warning lamp
K155Electronic stabilisation program warning lamp
T10c10-pin connector, violet, left A-pillar coupling station
T10f10-pin connector, blue, left A-pillar coupling station
T10n10-pin connector, orange, left A-pillar coupling station
T10w10-pin connector, grey, right A-pillar coupling station
T32a32-pin connector, blue, on dash panel insert
T32b32-pin connector, green, on dash panel insert
T8888-pin connector, on ABS control unit
   13 Earth point, on right in engine compartment
   22 Earth point, on hydraulic unit
   78 Earth point, on lower part of right B-pillar
   197 Earth connection 4, in rear wiring harness
   617 Earth point 2, lower part of right A-pillar
   A115 Connection (handbrake warning), in dash panel wiring harness
*From model year 2001