| D | Ignition/starter switch |
| G44 | Rear right speed sensor |
| G45 | Front right speed sensor |
| G47 | Front left speed sensor |
| J104 | ABS with EDL control unit |
| J105 | ABS return flow pump relay |
| J106 | Relay for ABS solenoid valves |
| J217 | Automatic gearbox control unit |
| J220 | Motronic control unit |
| S7 | Fuse in fuse box |
| S123 | ABS control unit fuse 1 |
| T10k | 10-pin connector, orange, connector point, A pillar, left |
| T10w | 10-pin connector, blue, connector point, A pillar, right |
| T10au | 10-pin connector, grey, connector point, A pillar, right |
| T15u | 15-pin connector, red, connector point, electronics box, plenum chamber |
| V39 | ABS return flow pump |
| 22 | Earth point, on hydraulic unit |
| A2 | Positive (+) connection (15), in dash panel wiring harness |
| J9 | Connection -1- (15a), in ABS wiring harness |
| * | Models without traction control system |
| ** | Models with traction control system switch |
| *** | Models with four-wheel drive |
| # | Models without CAN bus (data bus) |
| ## | Models with automatic gearbox |
| ### | Models with 6-cylinder petrol engines |
| G46 | Rear left speed sensor |
| J104 | ABS with EDL control unit |
| J217 | Automatic gearbox control unit |
| J220 | Motronic 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 |
| N133 | ABS inlet valve, rear right |
| N134 | ABS inlet valve, rear left |
| N135 | ABS outlet valve, rear right |
| N136 | ABS outlet valve, rear left |
| N166 | EDL change-over valve, front right |
| N167 | EDL outlet valve, front right |
| N168 | EDL change-over valve, front left |
| N169 | EDL outlet valve, front left |
| T10k | 10-pin connector, orange, connector point, A pillar, left |
| T15r | 15-pin connector, brown, connector point, right A pillar |
| T15u | 15-pin connector, red, connector point, electronics box, plenum chamber |
| A121 | Connection (high bus), in dash panel wiring harness |
| A122 | Connection (low bus), in dash panel wiring harness |
| • | CAN bus |
| * | Models with traction control system switch |
| ** | Models without CAN bus (data bus) |
| *** | Models with 6-cylinder petrol engines |
| # | Models with automatic gearbox 01N |
| ## | Models with automatic gearbox O1V |
| G5 | Rev. counter |
| J104 | ABS with EDL control unit |
| J218 | Combi-processor in dash panel insert |
| J220 | Motronic control unit |
| J401 | Navigation system with CD drive control unit |
| K | Diagnosis connection |
| K47 | ABS warning lamp |
| K86 | Traction control system warning lamp |
| T10k | 10-pin connector, orange, connector point, A pillar, left |
| T10ab | 10-pin connector, purple, connector point, A pillar, right |
| T10au | 10-pin connector, grey, connector point, A pillar, right |
| T15u | 15-pin connector, red, connector point, electronics box, plenum chamber |
| T16a | 16-pin connector, diagnosis connection |
| T32 | 32-pin connector, blue, on dash panel insert |
| T32a | 32-pin connector, green, on dash panel insert |
| A45 | Connection (engine speed signal), in dash panel wiring harness |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
| A120 | Connection (stationary time), in dash panel wiring harness |
| A127 | Connection (rear left speed sensor), in dash panel wiring harness |
| A128 | Connection (rear right speed sensor), in dash panel wiring harness |
| * | Models with traction control system switch |
| ** | Models with 6-cylinder petrol engines |
| *** | Models with navigation system |
| # | Models without CAN bus (data bus) |
| E132 | Traction control system switch |
| F | Brake light switch |
| F47 | Cruise control system brake pedal switch (diesel direct injection system) |
| J104 | ABS with EDL control unit |
| J220 | Motronic control unit |
| J248 | Diesel direct injection system control unit |
| S13 | Fuse in fuse box |
| S102 | Engine control unit fuse |
| T10k | 10-pin connector, orange, connector point, A pillar, left |
| T10n | 10-pin connector, orange, connector point, electronics box, plenum chamber |
| T15e | 15-pin connector, white, connector point, electronics box, plenum chamber |
| 135 | Earth connection -2-, in dash panel wiring harness |
| 199 | Earth connection -3-, in dash panel wiring harness |
| A18 | Connection (54), in dash panel wiring harness |
| A19 | Connection (58s), in dash panel wiring harness (switch illumination) |
| A52 | Positive (+) connection 2 (30), in dash panel wiring harness |
| A99 | Connection -1- (87), in dash panel wiring harness |
| B131 | Connection (54), in interior wiring harness |
| * | Models with petrol engines |
| ** | Models with diesel engines |
| *** | Models with traction control system |
| # | Both possible |
