| D | Ignition/starter switch |
| R | Radio |
| S5 | Fuse in fuse box/relay plate |
| S10 | Fuse in fuse box/relay plate |
| S237 | Fuse in fuse box |
| S242 | Fuse in fuse box |
| T8 | 8-pin connector, on radio |
| T10k | 10-pin connector, red, on radio |
| 45 | Earth point, behind dash panel - centre |
| 255 | Earth connection -1-, in radio wiring harness |
| A2 | Positive (+) connection (15), in dash panel wiring harness |
| A21 | Connection (86s), in dash panel wiring harness |
| A46 | Positive (+) connection (30 - from radio), in dash panel wiring harness |
| B135 | Connection -1- (15a), in interior wiring harness |
| * | From November 2001 onwards |
| ** | As of November 2001 no longer fitted |
| *** | Applies to Bose sound system only |
| **** | Applies to Bose sound system only - from model year 2002 |
| ***** | As of model year 2002 no longer fitted |
| J189 | Auto-check system |
| J218 | Combi-processor in dash panel insert |
| R | Radio |
| T8 | 8-pin connector, on radio |
| T10k | 10-pin connector, red, on radio |
| T16 | 16-pin connector, black, centre console compartment (diagnostic connector) |
| T20a | 20-pin connector, black, on radio |
| T32 | 32-pin connector, blue, on dash panel insert |
| T32a | 32-pin connector, green, on dash panel insert |
| T32b | 32-pin connector, grey, on dash panel insert |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
| A146 | Connection (convenience CAN bus, high), in dash panel wiring harness |
| A147 | Connection (convenience CAN bus, low), in dash panel wiring harness |
| B116 | Connection (58d), in interior wiring harness |
| B145 | Positive (+) connection (58b), in interior wiring harness |
| * | Provision for radio only |
| ** | As of model year 2002 no longer fitted |
| *** | From model year 2002 onwards, only applies to models without driver information system |
| J189 | Auto-check system |
| J453 | Multi-function steering wheel control unit |
| R | Radio |
| T1 | Single connector, brown, on radio |
| T8 | 8-pin connector, on radio |
| T18 | 18-pin connector, on multi-function steering wheel control unit |
| T20a | 20-pin connector, black, on radio |
| T32b | 32-pin connector, grey, on dash panel insert |
| V94 | Central locking motor with control unit for interior lights switch-off delay and anti-theft alarm system |
| A178 | Connection (infotainment CAN bus, high), in dash panel wiring harness |
| A179 | Connection (infotainment CAN bus, low), in dash panel wiring harness |
| * | As of model year 2002 no longer fitted |
| ** | With multi-function steering wheel, only applies to radio Symphony from model year 2001 onwards |
| *** | Anti-theft alarm system, from November 2001 onwards |
| **** | Anti-theft alarm system, as of November 2001 no longer fitted |
| J401 | Navigation system with CD drive control unit |
| J526 | Telephone/telematics control unit |
| R | Radio |
| R36 | Telephone transmitter and receiver unit |
| T10ae | 10-pin connector, on telephone/telematics control unit |
| T10k | 10-pin connector, red, on radio |
| T20b | 20-pin connector, black, on navigation control unit |
| T46 | 46-pin connector, on telephone/telematics control unit |
| A129 | Connection (muting), in dash panel wiring harness |
| V49 | Connection (low frequency, NF +), in communication wiring harness |
| V50 | Connection (low frequency, NF -), in communication wiring harness |
| * | Models with navigation system 'NS Low' |
| ** | Models with telephone, as of model year 2002 no longer fitted |
| *** | Models with telephone/telematics |
| **** | Models with telephone, from model year 2002 onwards |
| R | Radio |
| R15 | Bass loudspeaker, rear left |
| R17 | Bass loudspeaker, rear right |
| R21 | Bass loudspeaker, front left |
| R23 | Bass loudspeaker, front right |
| R26 | Middle-high tone loudspeaker, front left |
| R27 | Middle-high tone loudspeaker, front right |
| R34 | Middle-treble tone loudspeaker, rear left |
| R35 | Middle-treble tone loudspeaker, rear right |
| T2x | 2-pin connector, black, on loudspeaker, rear left |
| T2y | 2-pin connector, black, on loudspeaker, rear right |
| T5d | 5-pin connector, black, in driver's door |
| T5e | 5-pin connector, black, in front passenger's door |
| T8a | 8-pin connector, brown, on radio |
| T10q | 10-pin connector, green, connector carrier, A pillar, left |
| T10r | 10-pin connector, green, connector carrier, A pillar, right |
| * | Only applies to passive loudspeakers |
| R | Radio |
| R15 | Bass loudspeaker, rear left |
| R17 | Bass loudspeaker, rear right |
| R34 | Middle-treble tone loudspeaker, rear left |
| R35 | Middle-treble tone loudspeaker, rear right |
| R44 | Amplifier with bass loudspeaker (luggage compartment, left) |
| T2x | 2-pin connector, black, on loudspeaker, rear left |
| T2y | 2-pin connector, black, on loudspeaker, rear right |
| T10t | 10-pin connector, red, in luggage compartment, left |
| 255 | Earth connection -1-, in radio wiring harness |
| R | Radio |
| R12 | Amplifier |
| R39 | Telephone/navigation systems loudspeaker |
| R44 | Amplifier with bass loudspeaker (luggage compartment, left) |
| T8a | 8-pin connector, brown, on radio |
| T20a | 20-pin connector, black, on radio |
| 255 | Earth connection -1-, in radio wiring harness |
| V3 | Connection (low frequency, NF), in rear loudspeaker wiring harness |
| * | Only applies to Bose sound system with telephone, as of November 2001 no longer fitted |
| R | Radio |
| R12 | Amplifier |
| R21 | Bass loudspeaker, front left |
| R23 | Bass loudspeaker, front right |
| R26 | Middle-high tone loudspeaker, front left |
| R27 | Middle-high tone loudspeaker, front right |
| R34 | Middle-treble tone loudspeaker, rear left |
| R35 | Middle-treble tone loudspeaker, rear right |
| T2x | 2-pin connector, black, on loudspeaker, rear left |
| T2y | 2-pin connector, black, on loudspeaker, rear right |
| T5d | 5-pin connector, black, in driver's door |
| T5e | 5-pin connector, black, in front passenger's door |
| T10q | 10-pin connector, green, connector carrier, A pillar, left |
| T10r | 10-pin connector, green, connector carrier, A pillar, right |
| J401 | Navigation system with CD drive control unit |
| J526 | Telephone/telematics control unit |
| R | Radio |
| R36 | Telephone transmitter and receiver unit |
| R52 | Radio/telephone/navigation aerial (GPS) |
| R86 | Aerial amplifier, mobile telephone |
| R64 | Auxiliary heating radio wave receiver |
| R87 | Aerial filter |
| * | Applies to radio systems on models without telephone, telematics and auxiliary heater |
| ** | Applies to radio systems on models with telephone, telematics or navigation system |
| *** | Only models additionally equipped with auxiliary heater |
| J401 | Navigation system with CD drive control unit |
| J526 | Telephone/telematics control unit |
| R | Radio |
| R36 | Telephone transmitter and receiver unit |
| R52 | Radio/telephone/navigation aerial (GPS) |
| R64 | Auxiliary heating radio wave receiver |
| R86 | Aerial amplifier, mobile telephone |
| R87 | Aerial filter |
| * | Only models additionally equipped with auxiliary heater |
| ** | Applies to radio systems on models with telephone, telematics and navigation system |
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