| D | Ignition/starter switch |
| E20 | Switches and instruments - lighting control |
| E87 | Operating and display unit for Climatronic |
| G56 | Dash panel temperature sensor |
| G92 | Temperature flap control motor potentiometer |
| J255 | Climatronic control unit |
| J285 | Control unit with display in dash panel insert |
| L75 | Digital display illumination |
| L76 | Button illumination |
| S5 | Fuse in relay plate fuse box |
| T6d | 6-pin connector, red, centre behind dash panel |
| T12 | 12-pin connector |
| T16a | 16-pin connector |
| T20 | 20-pin connector |
| T32b | 32-pin connector, green, on dash panel insert |
| V42 | Temperature sensor blower |
| V68 | Temperature flap control motor |
| 199 | Earth connection -3-, in dash panel wiring harness |
| A2 | Positive (+) connection (15), in dash panel wiring harness |
| A19 | Connection (58d), in dash panel wiring harness |
| A58 | Connection (5 Volt), in dash panel wiring harness |
| A74 | Connection (15a, fuse 5), in dash panel wiring harness |
| A120 | Connection (speed signal), in dash panel wiring harness |
| G112 | Central flap control motor potentiometer |
| G114 | Control motor potentiometer for footwell/defrost flap |
| J220 | Motronic control unit |
| J255 | Climatronic control unit |
| J285 | Control unit with display in dash panel insert |
| T6a | 6-pin connector, black, behind dash panel wiring harness |
| T6b | 6-pin connector, blue, centre behind dash panel |
| T10i | 10-pin connector, blue, coupling station right A-pillar |
| T15s | 15-pin connector, red, on protective housing, left in engine compartment |
| T16a | 16-pin connector |
| T16b | 16-pin connector |
| T20 | 20-pin connector |
| T32b | 32-pin connector, green, on dash panel insert |
| T121 | 121-pin connector, on engine control unit |
| V70 | Central flap control motor |
| V85 | Footwell/defroster flap control motor |
| A60 | Connection (road speed signal), in dash panel wiring harness |
| E15 | Heated rear window switch |
| G89 | Fresh air intake duct temperature sensor |
| G107 | Sunlight penetration photosensor, centre on dash panel |
| G113 | Air flow flap control motor potentiometer |
| G191 | Vent temperature sender, centre |
| J220 | Motronic control unit |
| J255 | Climatronic control unit |
| S3 | Fuse in relay plate fuse box |
| T4a | 4-pin connector, black |
| T6c | 6-pin connector, black |
| T12 | 12-pin connector |
| T16 | 16-pin connector, near handbrake lever, self-diagnosis connection |
| T16a | 16-pin connector |
| T16b | 16-pin connector |
| T20 | 20-pin connector |
| T121 | 121-pin connector, on engine control unit |
| V71 | Air flow flap control motor |
| A37 | Connection (58a), in dash panel wiring harness |
| A45 | Connection (engine speed signal), in dash panel wiring harness |
| A64 | Connection (engine speed signal), in dash panel wiring harness |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
| F129 | Air conditioner pressure switch |
| G17 | Ambient temperature sensor, left on front bumper |
| G192 | Vent temperature sender, footwell |
| J255 | Climatronic control unit |
| J285 | Control unit with display in dash panel insert |
| T4e | 4-pin connector, front left in engine compartment |
| T10k | 10-pin connector, grey, coupling station left A-pillar |
| T12 | 12-pin connector |
| T16b | 16-pin connector |
| T20 | 20-pin connector |
| T32b | 32-pin connector, green, on dash panel insert |
| 135 | Earth connection -2-, in dash panel wiring harness |
| 199 | Earth connection -3-, in dash panel wiring harness |
| A58 | Connection (5 Volt), in dash panel wiring harness |
| A73 | Connection (ambient temperature display), in dash panel wiring harness |
| A79 | Connection (hot light switch), in dash panel wiring harness |
| * | For engine code AQD only |
| ** | Not engine code AQD |
| *** | For vehicles with radiator fan control unit only |
| **** | For vehicles without radiator fan control unit only |
| J44 | Magnetic coupling relay, on 13 position relay carrier, above relay plate |
| J126 | Fresh air blower control unit, behind dash panel, right |
| J255 | Climatronic control unit |
| N25 | Air conditioning system magnetic coupling |
| S225 | Fuse in fuse holder |
| T10k | 10-pin connector, grey, coupling station left A-pillar |
| T16a | 16-pin connector |
| T16b | 16-pin connector |
| V2 | Fresh air blower |
| 32 | Earth point, behind dash panel, left |
| 81 | Earth connection -1-, in dash panel wiring harness |
| 135 | Earth connection-2-, in dash panel wiring harness |
| 503 | Screw connection -2- (30), on relay plate |
| A36 | Connection (75a), in dash panel wiring harness |
| A110 | Connection (fresh air blower), in dash panel wiring |
| *** | For vehicles with radiator fan control unit only |
| **** | For vehicles without radiator fan control unit only |
| F18 | Radiator fan thermo-switch |
| J279 | Radiator fan 1st speed relay (214), on 8 position additional relay carrier |
| J280 | Radiator fan 2nd speed relay (213), on 8 position additional relay carrier |
| N39 | Radiator fan series resistor |
| S42 | Separate fuse for radiator fan, on 8 position additional relay carrier |
| S51 | Fuse for radiator fan relay, on 8 position additional relay carrier |
| T2a | 2-pin connector, in engine compartment, front left |
| T10k | 10-pin connector, grey, coupling station left A-pillar |
| V7 | Radiator fan |
| 127 | Earth connection -1-, in air conditioner compressor wiring harness |
| 500 | Screw connection -1- (30), on relay plate |
| 503 | Screw connection -1- (30), on relay plate |
| *** | For vehicles without radiator fan control unit only |
| F18 | Radiator fan thermo-switch |
| J285 | Control unit with display in dash panel insert |
| J293 | Radiator fan control unit |
| S42 | Separate fuse for radiator fan, on 8 position additional relay carrier |
| S51 | Fuse for radiator fan relay, on 8 position additional relay carrier |
| T2p | 2-pin connector |
| T2q | 2-pin connector, in engine compartment, front left |
| T6p | 6-pin connector |
| T10k | 10-pin connector, grey, coupling station left A-pillar |
| T32a | 32-pin connector, blue, on dash panel insert |
| V7 | Radiator fan |
| V51 | Continued coolant circulation pump |
| 30 | Earth point -1-, next to relay plate |
| 127 | Earth connection -1-, in air conditioner compressor wiring harness |
| 500 | Screw connection -1- (30), on relay plate |
| A17 | Connection (61), in dash panel wiring harness |
| C42 | Connection (radiator fan), in coolant wiring harness |
| * | For engine code AQD only |
| ** | Not engine code AQD |
| *** | Only vehicles fitted with radiator fan control unit |
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