| D | Ignition/starter switch |
| J217 | Automatic gearbox control unit |
| J220 | Motronic control unit |
| K | Diagnosis connection |
| S5 | Fuse in fuse box |
| S11 | Fuse in fuse box |
| S231 | Fuse 31 in fuse box |
| T10m | 10-pin connector, blue, connector point, electronics box, plenum chamber |
| T15u | 15-pin connector, red, connector point, electronics box, plenum chamber |
| T16a | 16-pin connector, diagnosis connection |
| 12 | Earth point, in engine compartment, left |
| A2 | Positive (+) connection (15), in dash panel wiring harness |
| A76 | Connection (diagnosis wire K), 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 |
| • | CAN bus (data wire) |
| * | Tiptronic steering wheel |
| B | Starter |
| D | Ignition/starter switch |
| J217 | Automatic gearbox control unit |
| J218 | Combi-processor in dash panel insert |
| J226 | Starter inhibitor and reversing light relay |
| M16 | Reversing light bulb, left |
| M17 | Reversing light bulb, right |
| T2 | 2-pin connector, grey, in engine compartment, right |
| T10f | 10-pin connector, brown, connector point, A pillar, left |
| T10m | 10-pin connector, blue, connector point, electronics box, plenum chamber |
| T10o | 10-pin connector, brown, connector point, electronics box, plenum chamber |
| T10p | 10-pin connector, black, connector point, electronics box, plenum chamber |
| T32 | 32-pin connector, blue, on dash panel insert |
| T32a | 32-pin connector, green, on dash panel insert |
| Y6 | Selector lever position indicator |
| A38 | Positive (+) connection -2- (15a), in dash panel wiring harness |
| A41 | Positive (+) connection (50), in dash panel wiring harness |
| A45 | Connection (engine speed signal), in dash panel wiring harness |
| A87 | Connection (reversing light), in dash panel wiring harness |
| F189 | Tiptronic switch |
| J218 | Combi-processor in dash panel insert |
| N110 | Selector lever lock solenoid |
| T2am | 2-pin connector, black, on selector lever console |
| T10am | 10-pin connector, on selector lever console |
| T32 | 32-pin connector, blue, on dash panel insert |
| 213 | Earth connection -4-, in dash panel wiring harness |
| A8 | Positive (+) connection (58d), in dash panel wiring harness (display illumination) |
| A18 | Connection (54), in dash panel wiring harness |
| * | Tiptronic steering wheel |
| E221 | Operating unit in steering wheel |
| F | Brake light switch |
| J104 | ABS with EDL control unit |
| J218 | Combi-processor in dash panel insert |
| S13 | Fuse in fuse box |
| T5h | 5-pin connector, black, in steering wheel |
| T10au | 10-pin connector, grey, connector point, A pillar, right |
| T32 | 32-pin connector, blue, on dash panel insert |
| A19 | Connection (58s), in dash panel wiring harness (switch illumination) |
| A52 | Positive (+) connection -2- (30), in dash panel wiring harness |
| * | Tiptronic steering wheel |
| ** | Models with ABS 5.3 |
| *** | Only models with ABS and ESP |
