| A | Battery |
| D | Ignition/starter switch |
| E1 | Lighting switch |
| E256 | TCS/ESP button |
| J104 | ABS with EDL control unit, in engine compartment, left |
| L71 | Traction control switch illumination |
| SA16 | Fuse -6- in fuse box/ engine compartment |
| SA17 | Fuse -7- in fuse box/ engine compartment |
| SB8 | Fuse -8- in relay plate fuse box |
| T4g | 4-pin connector, black, on fuse box/ engine compartment |
| T6 | 6-pin connector |
| T10a | 10-pin connector, green, near relay station |
| T10h | 10-pin connector, orange, near relay station |
| T47 | 47-pin connector, on ABS with EDL control unit |
| 12 | Earth point, in engine compartment, left |
| A2 | Positive (+) connection (15), in dash panel wiring harness |
| A38 | Positive (+) connection -2- (15a), in dash panel wiring harness |
| B145 | Positive (+) connection (58b), in interior wiring harness |
| G85 | Steering angle sender, on steering column |
| J104 | ABS with EDL control unit, in engine compartment, left |
| J220 | Motronic control unit |
| J248 | Diesel direct injection system control unit |
| J361 | Simos control unit (injection system) |
| N133 | ABS inlet valve, rear right |
| N134 | ABS inlet valve, rear left |
| N135 | ABS outlet valve, rear right |
| N136 | ABS outlet valve, rear left |
| T6a | 6-pin connector |
| T10s | 10-pin connector, light green, near relay station |
| T47 | 47-pin connector, on ABS with EDL control unit |
| T121 | 121-pin connector, on engine control unit |
| 76 | Earth point, near selector mechanism |
| 81 | Earth connection -1-, in dash panel wiring harness |
| 278 | Earth connection -4-, in interior wiring harness |
| A121 | Connection (high bus), in dash panel wiring harness |
| A122 | Connection (low bus), in dash panel wiring harness |
| B102 | Earth connection, in front left interior wiring harness |
| D159 | Connection (high bus), in engine compartment wiring harness |
| D160 | Connection (low bus), in engine compartment wiring harness |
| 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, 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 |
| N227 | Electronic stability program high pressure valve -1- |
| N228 | Electronic stability program high pressure valve -2- |
| T47 | 47-pin connector |
| G200 | Lateral acceleration sender, next to steering column |
| G201 | Brake pressure sender -1-, on brake master cylinder |
| G202 | Yaw rate sender, next to steering column |
| G214 | Brake pressure sender 2, on brake master cylinder |
| J104 | ABS with EDL control unit, in engine compartment, left |
| N225 | Electronic stability program switch valve -1- |
| N226 | Electronic stability program switch valve -2- |
| T10h | 10-pin connector, orange, near relay station |
| T14b | 14-pin connector, in engine compartment, left |
| T47 | 47-pin connector, on ABS with EDL control unit |
| V64 | ABS hydraulic pump |
| F84 | Brake pressure solenoid trip switch |
| J104 | ABS with EDL control unit, in engine compartment, left |
| N247 | Brake pressure solenoid valve, in brake servo |
| T14b | 14-pin connector, in engine compartment, left |
| T47 | 47-pin connector, on ABS with EDL control unit |
| * | Does not engine codes AYZ |
| ** | Only engine codes AYZ |
| F | Brake light switch |
| F9 | Handbrake warning switch |
| F34 | Brake fluid level warning contact |
| J104 | ABS with EDL control unit, in engine compartment, left |
| J508 | Brake light suppression relay, on the position additional relay carrier above the relay plate |
| M21 | Brake and tail light bulb, left |
| T10 | 10-pin connector, white |
| T10a | 10-pin connector, green, near relay station |
| T10b | 10-pin connector, black, near relay station |
| T16 | 16-pin connector, on diagnostic connector |
| T47 | 47-pin connector, on ABS with EDL control unit |
| 59 | Earth point, near left tail |
| 125 | Earth connection -3-, in headlight wiring harness |
| 277 | Earth connection -3-, in interior wiring harness |
| A59 | Connection (sender), in dash panel wiring harness |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
| A89 | Connection (54), in dash panel wiring harness |
| B131 | Connection (54), in interior wiring harness |
| D73 | Positive (+) connection (54), in engine compartment wiring harness |
| J29 | Diode |
| J285 | Control unit with display in dash panel insert |
| J533 | Data bus diagnostic interface |
| K47 | ABS warning lamp |
| K118 | Brake system warning lamp |
| K155 | TCS/ESP warning lamp |
| SB11 | Fuse -11- in fuse box |
| T10c | 10-pin connector, blue, near relay station |
| T10h | 10-pin connector, orange, near relay station |
| T32 | 32-pin connector, blue |
| 502 | Screw connection -1- (30a), on relay plate |
| A32 | Positive (+) connection (30), in dash panel wiring harness |
| A59 | Connection (sender), in dash panel wiring harness |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
| B111 | Positive (+) connection -1- (30a), in interior wiring harness |
| B150 | Positive (+) connection -2- (30a), in interior wiring harness |
| * | Only engine codes ARR |
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