| A | Battery |
| D | Ignition/starter switch |
| E256 | TCS/ESP button |
| J104 | ABS with EDL/TCS/ESP control unit, in engine compartment, left |
| L71 | Traction control switch illumination |
| S9 | Fuse in fuse box |
| S178 | Fuse -6- (30), in fuse box/battery |
| S179 | Fuse -7- (30), in fuse box/battery |
| T3 | 3-pin connector, on fuse box/battery |
| T6j | 6-pin connector, on TCS/ESP button |
| T47 | 47-pin connector, on ABS with EDL/TCS/ESP control unit |
| 10 | Earth point, in plenum chamber |
| A2 | Positive (+) connection (15), in dash panel wiring harness |
| A4 | Positive (+) connection (58b), in dash panel wiring harness |
| A132 | Connection (TCS/ESP), in dash panel wiring harness |
| B149 | Positive (+) connection -2- (15a), in interior wiring harness |
| * | Only models with ESP |
| ** | Only models with ASR |
| F | Brake light switch |
| G85 | Steering angle sender, on steering column |
| J104 | ABS with EDL control unit |
| J217 | Automatic gearbox control unit |
| J223 | Adjustable rear spoiler control unit |
| M... | Brake light bulb |
| N133 | ABS inlet valve, rear right |
| N134 | ABS inlet valve, rear left |
| N135 | ABS outlet valve, rear right |
| N136 | ABS outlet valve, rear left |
| S15 | Fuse in fuse box/relay plate |
| T6k | 6-pin connector, on steering angle sender |
| T10a | 10-pin connector, grey, connector point, electronics box, in plenum chamber, left |
| T47 | 47-pin connector |
| 500 | Screw connection -1- (30), on relay plate |
| A18 | Connection (54), in dash panel wiring harness |
| A121 | Connection (high bus), in dash panel wiring harness |
| A122 | Connection (low bus), in dash panel wiring harness |
| A167 | Positive (+) connection -3- (30a), in dash panel wiring harness |
| J3 | Connection -1-, in ABS wiring harness |
| * | Only models with ESP |
| ** | Only models with automatic gearbox |
| *** | Only models with air conditioning system only |
| G44 | Rear right speed sensor |
| G45 | Front right speed sensor |
| G46 | Rear left speed sensor |
| G47 | Front left speed sensor |
| G201 | Brake pressure sender -1-, on brake master cylinder |
| J104 | ABS with EDL/TCS/ESP control unit, in engine compartment, left |
| 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 |
| T2c | 2-pin connector, near rear right speed sensor |
| T2d | 2-pin connector, near rear left speed sensor |
| T47 | 47-pin connector, on ABS with EDL/TCS/ESP control unit |
| 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 |
| * | Only models with ESP |
| ** | Only models with EDL |
| G200 | Lateral acceleration sender, next to steering column |
| G202 | Yaw rate sender, next to steering column |
| G419 | ESP sensor unit |
| J104 | ABS with EDL/TCS/ESP control unit, in engine compartment, left |
| N225 | Electronic stability program switch valve -1- |
| N226 | Electronic stability program switch valve -2- |
| N227 | Electronic stability program high pressure valve -1- |
| N228 | Electronic stability program high pressure valve -2- |
| T16 | 16-pin connector, diagnostic connector |
| T47 | 47-pin connector, on ABS with EDL/TCS/ESP control unit |
| V64 | ABS hydraulic pump |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
| J5 | Connection -2-, in ABS wiring harness |
| J7 | Connection -3-, in ABS wiring harness |
| * | Only models with ESP, from model year 2003 (phased-in modification) |
| ** | Only models with ESP up to model year 2002 |
| *** | Only models with ESP |
| **** | Only models without ESP |
| F9 | Handbrake warning switch |
| F34 | Brake fluid level warning contact |
| J285 | Control unit with display in dash panel insert |
| K14 | Handbrake warning lamp |
| K118 | Brake system warning lamp |
| T10 | 10-pin connector, orange, connector point, electronics box, in plenum chamber, left |
| T10d | 10-pin connector, white, connector point, electronics box, in plenum chamber, left |
| T32 | 32-pin connector, blue, on dash panel insert |
| T32a | 32-pin connector, green, on dash panel insert |
| 12 | Earth point, in engine compartment, left |
| 42 | Earth point, next to steering column |
| 81 | Earth connection -1-, in dash panel wiring harness |
| 85 | Earth connection -1-, in engine compartment wiring harness |
| 131 | Earth connection -2-, in engine compartment wiring harness |
| 135 | Earth connection -2-, in dash panel wiring harness |
| D55 | Connection (brake wear indicator, left), in engine compartment wiring harness |
| * | Left-hand drive models only |
| Right-hand drive models only |
| G34 | Brake lining/pad wear sender, front left |
| J285 | Control unit with display in dash panel insert |
| J533 | Data bus diagnostic interface |
| K47 | ABS warning lamp |
| K155 | Stability program warning lamp, TCS/ESP |
| T32 | 32-pin connector, blue, on dash panel insert |
| T32a | 32-pin connector, green, on dash panel insert |
| D55 | Connection (brake wear indicator, left), in engine compartment wiring harness |
| D56 | Connection (brake wear indicator, left), in engine compartment wiring harness |
| * | Output for illumination |
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