| D | Ignition/starter switch |
| E1 | Lighting switch |
| E221 | Operating unit in steering wheel |
| F138 | Airbag coil connector |
| G189 | Overheating sensor |
| H | Horn plate |
| H2 | High tone horn |
| H7 | Low tone horn |
| J4 | Dual tone horn relay |
| J234 | Airbag control unit |
| N95 | Airbag igniter, driver's side |
| T2s | 2-pin connector, yellow, left connector point, A pillar |
| T2ao | 2-pin connector, black, behind steering column switch trim |
| T5g | 5-pin connector, behind steering column switch trim |
| T5h | 5-pin connector, behind steering column switch trim |
| T6a | 6-pin connector, red, right connector point, A pillar |
| Z36 | Heated steering wheel |
| 135 | Earth connection -2-, in dash panel wiring harness |
| 176 | Earth connection, in right headlight wiring harness |
| A34 | Connection (75x), in dash panel wiring harness |
| A36 | Connection (75a), in dash panel wiring harness |
| A72 | Connection (71), in dash panel wiring harness |
| A90 | Connection (dual tone horn), in dash panel wiring harness |
| E94 | Heated driver's seat adjuster |
| J218 | Combi-processor in dash panel insert |
| J453 | Multi-function steering wheel control unit |
| R | Radio |
| R36 | Telephone transmitter and receiver unit |
| T6x | 6-pin connector, green, on radio |
| T9 | 9-pin connector, on telephone transmitter and receiver unit |
| T10i | 10-pin connector, black, in centre console |
| T10ag | 10-pin connector, brown, in centre console |
| T32 | 32-pin connector, blue, on dash panel insert |
| 135 | Earth connection -2-, in dash panel wiring harness |
| A2 | Positive (+) connection (15), in dash panel wiring harness |
| A19 | Connection (58d), in dash panel wiring harness |
| A40 | Positive (+) connection -1- (30), in dash panel wiring harness |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
| A117 | Connection (enable), in dash panel wiring harness |
| A118 | Connection (data), in dash panel wiring harness |
| A119 | Connection (clock), in dash panel wiring harness |
| * | Only models with driver information system |
| ** | Only models with telephone |
| *** | Only models with heated seats |
