| D | Ignition/starter switch |
| G106 | Ambient temperature gauge (00607) |
| J... | Engine control units |
| J285 | Control unit with display in dash panel insert (01317) |
| J503 | Control unit with display for radio and navigation (00464) |
| S5 | Fuses in fuse box/relay plate |
| S237 | Fuse in fuse box |
| T8b | 8-pin connector, in radio |
| T10 | 10-pin connector, orange, on connector protective housing, on plenum chamber, left side |
| T10n | 10-pin connector, in dash panel insert |
| T16 | 16-pin connector, self-diagnosis |
| T20 | 20-pin connector, in radio |
| T26 | 26-pin connector |
| T32 | 32-pin connector, blue, in dash panel insert |
| A20 | Connection (15a), in dash panel wiring harness |
| A21 | Connection (86s), in dash panel wiring harness |
| A27 | Connection (speed signal), in dash panel wiring harness |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
| F4 | Reversing light switch |
| J104 | ABS with EDL control unit |
| J503 | Control unit with display for radio and navigation (00464) |
| R13 | Headphone connection |
| R41 | CD changer (00857) |
| T3h | 3-pin connector |
| T10 | 10-pin connector, orange, on connector protective housing, in plenum chamber, left side |
| T12a | 12-pin connector, in glove box |
| T20 | 20-pin connector, in radio |
| T25 | 25-pin connector |
| T26 | 26-pin connector |
| T47 | 47-pin connector |
| A87 | Connection (reversing light), dash panel wiring harness |
| A133 | Connection (left ABS pulses), in dash panel wiring harness |
| A134 | Connection (right ABS pulses), in dash panel wiring harness |
| V14 | Connection (screened), in CD changer wiring harness |
| J503 | Control unit with display for radio and navigation (00464) |
| R14 | Treble loudspeakers, rear left (00876) |
| R15 | Bass loudspeakers, rear left (00872) |
| R20 | Treble loudspeakers, front, left (00874) |
| R21 | Bass loudspeakers, front, left (00870) |
| R22 | Treble loudspeakers, front, right (00875) |
| R23 | Bass loudspeakers, front, right (00871) |
| R50 | Navigation aerial (GPS) |
| R51 | Radio/telephone aerial |
| T1 | 1-pin connector, driver door |
| T1a | 1-pin connector, driver door |
| T1b | 1-pin connector, in glove box |
| T8b | 8-pin connector, in radio |
| T8d | 8-pin connector, in radio |
| T10i | 10-pin connector, black, coupling station, A pillar, left side |
| T10k | 10-pin connector, black, coupling station, A pillar, right side |
| T10l | 10-pin connector, black, coupling station, B pillar, left side |
| E20 | Switches and instruments - lighting control |
| J503 | Control unit with display for radio and navigation (00464) |
| R16 | Treble loudspeaker, rear right (00877) |
| R17 | Bass loudspeaker, rear right (00873) |
| T7 | 7-pin connector, in central console |
| T8b | 8-pin connector, in radio |
| T8d | 8-pin connector, in radio |
| T10m | 10-pin connector, black, coupling station, B pillar, right side |
| T20 | 20-pin connector, in radio |
| 45 | Earth point, behind dash panel |
| 255 | Earth connection -1-, in radio wiring harness |
| A4 | Positive connection (58b), in dash panel wiring harness |
| V22 | Positive connection (30a), in navigation wiring harness |
| D | Ignition/starter switch |
| J412 | Mobile phone operating electronics control unit |
| R38 | Telephone microphone |
| R54 | Mobile phone |
| S8 | Fuses in fuse box/relay plate |
| S12 | Fuses in fuse box/relay plate |
| S242 | Fuse in fuse box |
| T2o | 2-pin connector |
| T18c | 18-pin connector, in central console |
| 256 | Earth connection -2-, in radio wiring harness |
| 501 | Bolted connection -2- (30), in relay plate |
| A2 | Positive connection (15), in dash panel wiring harness |
| A4 | Positive connection (58b), in dash panel wiring harness |
| A27 | Connection (speed signal), in dash panel wiring harness |
| B111 | Positive connection -1- (30a), in interior wiring harness |
| V34 | Connection (mute), in telephone wiring harness |