| C22 | Interference suppression choke for airbag |
| D | Ignition/starter switch |
| E3 | Hazard warning light switch |
| F120 | Anti-theft alarm system contact switch / bonnet |
| H8 | Anti-theft alarm system horn |
| J218 | Combi-processor in dash panel insert |
| J220 | Motronic control unit |
| J234 | Airbag control unit |
| J429 | Central locking control unit |
| R | Radio |
| R47 | Central locking and anti-theft alarm system aerial |
| S243 | Fuse in fuse box |
| T1d | Single connector, brown, connector point, right A pillar |
| T1e | Single connector, on radio |
| T8f | 8-pin connector, black, radio connector III |
| T10t | 10-pin connector, orange, connector point, A pillar, right |
| T10av | 10-pin connector, yellow, connector point, A pillar, right |
| T15d | 15-pin connector, black, connector point, right A pillar |
| T32 | 32-pin connector, blue, on dash panel insert |
| T32a | 32-pin connector, green, on dash panel insert |
| 43 | Earth point, lower part of right A-pillar |
| 105 | Earth connection -1-, in central locking wiring harness |
| A21 | Connection (86s), in dash panel wiring harness |
| A27 | Connection (speed signal), in dash panel wiring harness |
| A112 | Connection (bonnet switch), in dash panel wiring harness |
| * | Does not apply to models for Great Britain |
| ** | Only models for Great Britain |
| E40 | Front left window lifter switch |
| E150 | Interior locking switch, driver's side |
| F2 | Door contact switch, driver's side |
| F131 | Central locking actuator, front left |
| F241 | Contact switch in lock cylinder, driver's side |
| F243 | Central locking actuator (Safe), driver's door |
| J136 | Seat adjustment with memory control unit |
| J197 | Self-levelling suspension control unit |
| J429 | Central locking control unit |
| T2s | 2-pin connector, black, connector point, A pillar, right |
| T10ak | 10-pin connector, green, connector point, A pillar, left |
| T10al | 10-pin connector, brown, under driver's seat |
| T15a | 15-pin connector, black, connector point, left A pillar |
| T15d | 15-pin connector, black, connector point, right A pillar |
| T15i | 15-pin connector, brown, connector point, A pillar, left |
| T20a | 20-pin connector, red, on self-levelling suspension control unit |
| V56 | Central locking motor, driver's door |
| V161 | Central locking motor (Safe), driver's door |
| 205 | Earth connection, in door wiring harness - driver's side |
| * | Only models with self-levelling suspension |
| ** | Models with seat adjustment memory |
| D | Ignition/starter switch |
| F3 | Door contact switch, front passenger's side |
| F133 | Central locking actuator, front right |
| F244 | Central locking actuator (Safe), front passenger's door |
| J429 | Central locking control unit |
| M28 | Door warning lamp, right |
| S14 | Fuse in fuse box |
| S238 | Fuse in fuse box |
| T2u | 2-pin connector, black, in front passenger's door |
| T8l | 8-pin connector, behind dash panel, right |
| T10t | 10-pin connector, orange, connector point, A pillar, right |
| T15h | 15-pin connector, brown, connector point, A pillar, right |
| V57 | Central locking motor, front passenger's door |
| V162 | Central locking motor (Safe), front passenger's door |
| 206 | Earth connection, in door wiring harness - front passenger's side |
| A52 | Positive (+) connection 2 (30), in dash panel wiring harness |
| Q12 | Positive (+) connection (30 a), in window lifter/central locking and door contact switch wiring harness |
| J429 | Central locking control unit |
| M27 | Door warning lamp, left |
| T2t | 2-pin connector, black, in driver's door |
| T3n | 3-pin connector, red, connector point, A pillar, left |
| T10t | 10-pin connector, orange, connector point, A pillar, right |
| T10ag | 10-pin connector, red, connector point, A pillar, right |
| T10ah | 10-pin connector, red, in B pillar, left |
| T10ai | 10-pin connector, red, in B pillar, right |
| T15i | 15-pin connector, brown, connector point, A pillar, left |
| V14 | Window lifter motor, left |
| V15 | Window lifter motor, right |
| V26 | Electric window motor, rear left |
| V27 | Electric window motor, rear right |
| Q4 | Positive (+) connection (30), in window lifter/central locking and door contact switch wiring harness |
| Q10 | Positive (+) connection (87), in window lifter/central locking and door contact switch wiring harness |
| Q11 | Positive (+) connection (30 a), in window lifter/central locking and door contact switch wiring harness |
| * | Only models for Great Britain |
| F10 | Rear left door contact switch |
| F132 | Central locking actuator, rear left |
| F245 | Central locking actuator (Safe), rear left door |
| J245 | Sliding sunroof adjustment control unit |
| J429 | Central locking control unit |
| T10d | 10-pin connector, green, connector point, A pillar, left |
| T10ag | 10-pin connector, red, connector point, A pillar, right |
| T10ah | 10-pin connector, red, in B pillar, left |
| T10ai | 10-pin connector, red, in B pillar, right |
| T15d | 15-pin connector, black, connector point, right A pillar |
| T15g | 15-pin connector, blue, in B pillar, left |
| T15k | 15-pin connector, red, connector point, A pillar, left |
| T15t | 15-pin connector, grey, connector point, A pillar, left |
| V14 | Window lifter motor, left |
| V15 | Window lifter motor, right |
| V26 | Electric window motor, rear left |
| V27 | Electric window motor, rear right |
| V115 | Central locking motor, rear left door |
| V163 | Central locking motor (Safe), rear left door |
| 207 | Earth connection, in rear left door wiring harness |
| Q48 | Connection (open), in interior wiring harness |
| Q49 | Connection (closed), in interior wiring harness |
| * | Models with sliding sunroof |
| F11 | Rear right door contact switch |
| F134 | Central locking actuator, rear right |
| F246 | Central locking actuator (Safe), rear right door |
| J429 | Central locking control unit |
| S6 | Fuse in fuse box |
| T3at | 3-pin connector, grey, connector point, left A pillar |
| T10t | 10-pin connector, orange, connector point, A pillar, right |
| T10af | 10-pin connector, purple, connector point, A pillar, left |
| T15d | 15-pin connector, black, connector point, right A pillar |
| T15f | 15-pin connector, blue, in B pillar, right |
| T15l | 15-pin connector, black, in luggage compartment |
| T15t | 15-pin connector, grey, connector point, A pillar, left |
| V97 | Central locking motor, rear right door |
| V164 | Central locking motor (Safe), rear right door |
| W3 | Luggage compartment light |
| 208 | Earth connection, in rear right door wiring harness |
| A2 | Positive (+) connection (15), in dash panel wiring harness |
| * | Avant |
| E3 | Hazard warning light switch |
| F124 | Contact switch in lock cylinder for tailgate/bootlid/anti-theft alarm system/central locking system |
| F206 | Tailgate/bootlid closed switch |
| F218 | Tailgate/bootlid central locking switch |
| J218 | Combi-processor in dash panel insert |
| J429 | Central locking control unit |
| T2v | 2-pin connector, black, in luggage compartment |
| T2w | 2-pin connector, grey, in luggage compartment |
| T3o | 3-pin connector, black, in tailgate/bootlid |
| T10af | 10-pin connector, purple, connector point, A pillar, left |
| T15d | 15-pin connector, black, connector point, right A pillar |
| T15l | 15-pin connector, black, in luggage compartment |
| T32a | 32-pin connector, green, on dash panel insert |
| V53 | Central locking motor, tailgate/bootlid |
| 87 | Earth connection -2-, in rear wiring harness |
| 98 | Earth connection, in tailgate/bootlid wiring harness |
| A79 | Connection (hot light switch), in dash panel wiring harness |
| S20 | Connection (4/2), in central locking wiring harness |
| * | Saloon models |
| ** | Avant |
| # | Does not apply to models for Great Britain |
| ## | Only models for Great Britain |
| F248 | Release button for tailgate/bootlid lock cylinder |
| J218 | Combi-processor in dash panel insert |
| J429 | Central locking control unit |
| K | Diagnosis connection |
| T10d | 10-pin connector, green, connector point, A pillar, left |
| T10f | 10-pin connector, brown, connector point, A pillar, left |
| T10af | 10-pin connector, purple, connector point, A pillar, left |
| T10ag | 10-pin connector, red, connector point, A pillar, right |
| T15d | 15-pin connector, black, connector point, right A pillar |
| T15k | 15-pin connector, red, connector point, A pillar, left |
| T15l | 15-pin connector, black, in luggage compartment |
| T16a | 16-pin connector, diagnosis connection |
| T32 | 32-pin connector, blue, on dash panel insert |
| V139 | Tailgate/bootlid release motor |
| V155 | Tank filler flap release motor |
| W3 | Luggage compartment light |
| W43 | Rear interior light, in tailgate/bootlid |
| 87 | Earth connection -2-, in rear wiring harness |
| 98 | Earth connection, in tailgate/bootlid wiring harness |
| A19 | Connection (58s), in dash panel wiring harness (switch illumination) |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
| H20 | Connection -1-, in diagnosis wiring harness |
| Q2 | Positive (+) connection (58), in window lifter wiring harness |
| W3 | Connection in rear wiring harness |
| * | Saloon models |
| ** | Avant |
| E15 | Heated rear window switch |
| E87 | Control and display unit for air conditioner |
| E183 | Interior monitor switch |
| G170 | Left ultra-sonic sensor for anti-theft alarm system |
| G171 | Right ultra-sonic sensor for anti-theft alarm system |
| G183 | Glass breakage sensor, rear left side window |
| G184 | Glass breakage sensor, rear right side window |
| J347 | Ultra-sonic sensor control unit |
| J347 | Ultra-sonic sensor control unit |
| T2ah | 2-pin connector, blue, connector point, A pillar, right |
| T3v | 3-pin connector, black, in luggage compartment |
| T4ai | 4-pin connector, C pillar, right |
| T6a | 6-pin connector, blue, connector point, A pillar, left |
| T6b | 6-pin connector, white, connector point, A pillar, left |
| T10t | 10-pin connector, orange, connector point, A pillar, right |
| V2 | Fresh air blower |
| Z1 | Heated rear window |
| 105 | Earth connection -1-, in central locking wiring harness |
| L2 | Connection, in air conditioner wiring harness |
| L10 | Connection -2-, in air conditioner wiring harness |
| S3 | Connection (door contact), in central locking wiring harness |
| * | Saloon models |
| ** | Avant |
| *** | Models with air conditioner |
| **** | Models with auxiliary heater or solar roof |
| # | Does not apply to models for Great Britain |
| ## | Only models for Great Britain |
| ### | Models with curtain airbags |
| E40 | Front left window lifter switch |
| E41 | Front right window lifter switch |
| G170 | Left ultra-sonic sensor for anti-theft alarm system |
| G171 | Right ultra-sonic sensor for anti-theft alarm system |
| J347 | Ultra-sonic sensor control unit |
| L108 | Door opening illumination, driver's side |
| L109 | Door opening illumination, front passenger's side |
| T5b | 5-pin connector, black, in driver's door |
| T5c | 5-pin connector, black, in front passenger's door |
| T15h | 15-pin connector, brown, connector point, A pillar, right |
| T15i | 15-pin connector, brown, connector point, A pillar, left |
| W30 | Door warning lamp, driver's side |
| W31 | Front left entry light |
| W32 | Front right entry light |
| W36 | Door warning lamp, front passenger's side |
| 205 | Earth connection, in door wiring harness - driver's side |
| 206 | Earth connection, in door wiring harness - front passenger's side |
| S2 | Connection, in central locking wiring harness |
| * | Models without curtain airbag |
| E52 | Rear left electric window switch, in door |
| E54 | Rear right electric window switch, in door |
| L48 | Rear ashtray light bulb, left |
| L49 | Rear ashtray light bulb, right |
| L110 | Door opening illumination, rear left |
| L111 | Door opening illumination, rear right |
| T4c | 4-pin connector, black, in rear left door |
| T4d | 4-pin connector, black, in door, rear right |
| T10ah | 10-pin connector, red, in B pillar, left |
| T10ai | 10-pin connector, red, in B pillar, right |
| T15f | 15-pin connector, blue, in B pillar, right |
| T15g | 15-pin connector, blue, in B pillar, left |
| W33 | Rear left entry light |
| W34 | Rear right entry light |
| W37 | Door warning lamp, rear left |
| W38 | Door warning lamp, rear right |
| 207 | Earth connection, in rear left door wiring harness |
| 208 | Earth connection, in rear right door wiring harness |
| S2 | Connection, in central locking wiring harness |
| J136 | Seat adjustment with memory control unit |
| J218 | Combi-processor in dash panel insert |
| L106 | Footwell illumination, rear left |
| L107 | Footwell illumination, rear right |
| T2bh | 2-pin connector, black, under driver's seat |
| T2bi | 2-pin connector, black, under front passenger's seat |
| T8l | 8-pin connector, behind dash panel, right |
| T10ak | 10-pin connector, green, connector point, A pillar, left |
| T10al | 10-pin connector, brown, under driver's seat |
| T15a | 15-pin connector, black, connector point, left A pillar |
| T15d | 15-pin connector, black, connector point, right A pillar |
| T32 | 32-pin connector, blue, on dash panel insert |
| W9 | Left footwell light |
| W10 | Right footwell light |
| A26 | Connection (door contact switch/driver's side), in dash panel wiring harness |
| R31 | Connection -1-, in door wiring harness, rear left |
| R32 | Connection -2-, in door wiring harness, rear right |
| S2 | Connection, in central locking wiring harness |
| * | Models with seat adjustment memory |
| T6m | 6-pin connector, on interior light, front |
| T6n | 6-pin connector, on interior light, front |
| T6o | 6-pin connector, on interior light, rear |
| W | Interior light, front |
| W11 | Reading light, rear left |
| W12 | Reading light, rear right |
| W43 | Rear interior light |
| 178 | Earth connection, in sliding sunroof wiring harness |
| B128 | Connection (interior light), in interior wiring harness |
| F147 | Vanity mirror contact switch, driver's side |
| F148 | Vanity mirror contact switch, front passenger's side |
| L31 | Vanity mirror light bulb |
| T1f | Single connector, black, on interior light |
| T3p | 3-pin connector, on reading light, front right |
| T4e | 4-pin connector, on reading light, front left |
| T15t | 15-pin connector, grey, connector point, A pillar, left |
| W13 | Reading light, front passenger's side |
| W19 | Reading light, driver's side |
| Y7 | Automatic anti-dazzle interior mirror |
| 44 | Earth point, lower part of left A-pillar |
| 178 | Earth connection, in sliding sunroof wiring harness |
| B129 | Connection (interior light), in interior wiring harness |
