Wiring Diagram AUDI A3 2002 - Anti-lock brake system (ABS - EDL and ASR)

A | Battery |
G44 | Rear right speed sensor |
G45 | Front right speed sensor |
G46 | Rear left speed sensor |
G47 | Front left speed sensor |
J104 | ABS with EDL control unit |
S162 | 1 in fuse box/battery |
S163 | 2 in fuse box/battery |
T3e | 3-pin connector, black, on main fuse box/battery |
T25 | 25-pin connector, on ABS control unit |
12 | Earth point, in engine compartment, left |
D146 | Connection (rear left speed sensor +), in engine compartment wiring harness |
D147 | Connection (rear left speed sensor -), in engine compartment wiring harness |
D148 | Connection (rear right speed sensor +), in engine compartment wiring harness |
D149 | Connection (rear right speed sensor -), in engine compartment wiring harness |
Wiring Diagram AUDI A3 2002 - Anti-lock brake system (ABS - EDL and ASR)
E3 | Hazard warning light switch |
E132 | Traction control system switch |
G251 | Longitudinal acceleration sender |
J104 | ABS with EDL control unit |
J217 | Automatic gearbox control unit |
T2t | 2-pin connector, on ABS control unit |
T10y | 10-pin connector, green, in plenum chamber |
T25 | 25-pin connector, on ABS control unit |
V64 | ABS hydraulic pump |
249 | Earth connection -2-, in interior wiring harness |
A2 | Positive (+) connection (15), in dash panel wiring harness |
A36 | Connection (75a), in dash panel wiring harness |
A121 | Connection (high bus), in dash panel wiring harness |
A122 | Connection (low bus), in dash panel wiring harness |
B145 | Positive (+) connection (58b), in interior wiring harness |
B157 | Positive (+) connection -3- (15a), in interior wiring harness |
* | Only models with automatic gearbox |
** | Only models with four-wheel drive |
*** | Only models with ABS with EDL and ASR/TCS |
**** | See applicable engine version |
Data wire (CAN bus) |
Wiring Diagram AUDI A3 2002 - Anti-lock brake system (ABS - EDL and ASR)
F | Brake light switch |
G34 | Brake lining/pad wear sender, front left |
G35 | Brake lining/pad wear sender, front right |
J104 | ABS with EDL control unit |
J218 | Combi-processor in dash panel insert |
K86 | Traction control system warning lamp |
N99 | ABS inlet valve, front right |
N100 | ABS outlet valve, front right |
N101 | ABS inlet valve, front left |
N102 | ABS outlet valve, front left |
N125 | Differential lock valve 1 |
N126 | Differential lock valve 2 |
N133 | ABS inlet valve, rear right |
N134 | ABS inlet valve, rear left |
N135 | ABS outlet valve, rear right |
N136 | ABS outlet valve, rear left |
T25 | 25-pin connector, on ABS control unit |
T32 | 32-pin connector, blue, on dash panel insert |
T32a | 32-pin connector, green, on dash panel insert |
249 | Earth connection -2-, in interior wiring harness |
277 | Earth connection -3-, in interior wiring harness |
A76 | Connection (diagnosis wire K), in dash panel wiring harness |
B131 | Positive (+) connection (54), in interior wiring harness |
B185 | Connection -2- (54), in interior wiring harness |
* | Only models with ABSwith EDL |
** | Only models with brake system monitoring |
*** | Only models with ABS with EDL and ASR/TCS |