| A | Battery |
| D | Ignition/starter switch |
| J... | Engine control units |
| J104 | ABS with EDL control unit |
| J285 | Control unit with display in dash panel insert |
| SA7 | Fuse -7- on battery fuse box |
| SA8 | Fuse -8- on battery fuse box |
| SB8 | Fuse -8- on fuse box |
| T3a | 3-pin connector, on battery fuse box |
| T5g | 5-pin connector, pink, coupling station under relay carrier, left |
| T6g | 6-pin connector, black, coupling station under relay carrier, left |
| T10b | 10-pin connector, white, coupling station under relay carrier, left |
| T10d | 10-pin connector, pink, coupling station under relay carrier, left |
| T25 | 25-pin connector |
| T32a | 32-pin connector, green, on dash panel insert |
| A2 | Positive (+) connection (15), in dash panel wiring harness |
| D159 | Connection (high bus), in engine compartment wiring harness |
| D160 | Connection (low bus), in engine compartment wiring harness |
| * | Data wire (CAN bus) |
| F | Brake light switch |
| J104 | ABS with EDL control unit |
| 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 |
| T2 | 2-pin connector |
| T6g | 6-pin connector, black, in protective housing for connectors |
| T10a | 10-pin connector, black, in protective housing for connectors |
| T10d | 10-pin connector, pink, in protective housing for connectors |
| T10g | 10-pin connector, red, in protective housing for connectors |
| T16 | 16-pin connector, diagnosis |
| T25 | 25-pin connector |
| V64 | ABS hydraulic pump |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
| D73 | Positive (+) connection (54), in engine compartment wiring harness |
| * | Only models with EDL |
| 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 |
| N99 | ABS inlet valve, front right |
| N100 | ABS outlet valve, front right |
| N101 | ABS inlet valve, front left |
| N102 | ABS outlet valve, front left |
| T2h | 2-pin connector, on front left ABS sensor |
| T2i | 2-pin connector, on front right ABS sensor |
| T2j | 2-pin connector, on rear left ABS sensor |
| T2k | 2-pin connector, on rear right ABS sensor |
| T25 | 25-pin connector |
| 18 | Earth point, on engine block |
| 114 | Earth connection, in automatic gearbox wiring harness |
