| 5 | — | Horn relay |
| 6 | 5 A | Make-up mirror light, driver’s sideMake-up mirror light, passenger’s sideConvertible soft top control unit |
| 7 | 5 A | Radio control unitAerial amplifier AM/FM (with remote control central locking)On-board monitor control unitSpatial sound switchInterfaceNavigation computerGPS receiverTransceiver/charging electronicsPushbutton, convertible soft top closedBasic interface telephoneVoice inputDiversityEject boxTelematics control unit (TCU-Everest)Universal electronic charging and hands-free module (ULF) |
| 8 | 5 A | Sequential mechanical gear |
| 9 | 5 A | up to 03.2001 (BMS46):General module control unitLight switching centre control unitCruise control moduleBrake light switchVolute spring03.1998-09.1999 (MS42 or DDE3.0):Volute springGeneral module control unitBrake light switchLight switching centre control unit09.1999-03.2001 (MS42, MS43, MSS54, DDE3.0, DDE4.0):Volute springGeneral module control unitBrake light switchLight switching centre control unitClutch switchas of 03.2001:Volute springGeneral module control unitBrake light switchLight switching centre control unitClutch switch module |
| 10 | 5 A | Instrument cluster control unit |
| 11 | 5 A | Multiple Restraint System II:Sensor for LH side airbag (satellite)Sensor for RH side airbag (satellite)Multiple restraint system control unitHall sensor, driver’s seat belt buckleHall sensor, passenger’s seat belt buckle (USA)Electronic seat controlMultiple Restraint System III/IV:Multiple restraint system control unitHall sensor, driver’s seat belt buckleElectronic seat controlHall sensor, passenger’s seat belt buckle (USA) |
| 12 | 7.5 A | 03.1998-09.1999:Sun shade switchas of 09.1999:Switch center |
| 13 | 7.5 A | as of 03.2000:Rollover sensor |
| 14 | 5 A | Electronic immobiliser control unitGearshift lock |
| 15 | 5 A | Rain sensorIntermittent wipe/wash control unit, rear (Touring) |
| 22 | 5 A | S54:Sequential mechanical gear boxM47/TU and M57/TU:Digital diesel electronics control unit |
| 23 | 5 A | Auxiliary water pump |
| 24 | 5 A | Electrochromic interior rear-view mirrorPark distance control unit (PDC) |
| 25 | 5 A | Outside mirror, passenger’s sideThermal switch, heated spray nozzles |
| 26 | 5 A | Garage door opener |
| 27 | 10 A | Reversing light relayGear position switch (BMS46 with EGS 8.34)Transmission control unit (BMS46 with GM5) (P0700, P0705, P0750, P0755) |
| 28 | 5 A | Heating and A/C control moduleHeating blower relayRelay, A/C compressorDual-function switch recirculated air/rear window defoggerTemperature switchRear window defogger relay (convertible) |
| 29 | 5 A | Digital motor electronics control unit (BMS46, MS42, MS43, MSS54)Unloader relay terminal 15 (BMS46, ME9)Digital diesel electronics control unit (DDE3.0, DDE5)Transmission control unit (ME9 with Automatic transmission) (P0700, P0705, P0750, P0755) |
| 30 | 7.5 A | Oil level sensorAlternatorTemperature switch (up to 09.1998; MS42)Transmission control unitData link connectorDiesel:Oil level sensorData link connectorTransmission control unit (as of 06.2000; DDE3.0) (P0700, P0705, P0750, P0755) |
| 31 | 5 A | 03.1998-09.1998:Mirror adjustment switch09.1998-09.2001:Tyre pressure control system control unitas of 09.2001:Mirror adjustment switchControl unit, tyre defect indicator (RPA) (all-wheel drive with DDS)Tyre pressure control system control unit (without all-wheel drive with DDS) |
| 32 | 5 A | without Xenon lights:Light switching centre control unitXenon lights:Light switching centre control uniXenon headlight, leftXenon headlight, rightControl unit for adaptive headlight (03.2003-09.2003; Convertible and Coupe)Xenon lights (as of 09.2003):Light switching centre control uniControl unit for adaptive headlight (Convertible) |
| 33 | 5 A | 03.1998-09.1999:ASC/DSC buttonABS/DSC unit (with DSC)without all-wheel:Switch centerSteering angle sensor (with DSC)ABS/DSC unitup to 03.2001 (all-wheel drive):Switch centerSteering angle sensor, DSCABS/DSC unitas of 03.2001 (all-wheel drive):Switch center |
| 34 | 5 A | Instrument cluster control unitFuel pump control (EKPS) (only MS45) |
| 35 | 50 A | all-wheel drive:ABS/DSC unitConvertible:Relay, convertible top drive |
| 36 | 50 A | Secondary air pump relay (P0410, P0411, P0412, P0413) |
| 37 | 50 A | 03.1998-09.1998:Heating blower relay09.1998-09.1999:Blower switch (with IHS)Blower output stage (with IHKA)as of 09.1999:Electric fan |
| 38 | 10 A | Fog light relay |
| 39 | 5 A | Transceiver/charging electronicsMotorola (03.1998-09.1999):Transceiver/charging electronicsNokia:Transceiver/charging electronics (up to 09.1999)CompensatorBasic interface telephone (as of 09.1999)Voice input (as of 09.1999)Telephone provision:Transceiver/charging electronicsCompensatorJBIT:Basic interface telephone |
| 40 | 5 A | without all-wheel (up to 09.2001):Gear indicator lightwithout all-wheel (as of 09.2001):Steering angle sensor, DSCGear indicator light (only USA)all-wheel drive:Steering angle sensor, DSC |
| 41 | 30 A | On-board monitor control unitAmplifierRadio control unitCD changerSubwoofer boxNavigation computerVideo module control unitSwitch center |
| 42 | 30 A | Switch center |
| 43 | 5 A | Instrument cluster control unitData link connector (only USA) |
| 44 | 20 A | Trailer socket |
| 45 | 20 A | Touring:Intermittent wipe/wash control unit, rear |
| 46 | 20 A | Convertible soft top control unitSunroof module control unitRelay, convertible top 1 |
| 47 | 15 A | up to 03.1999:Cigarette lighter, front |
| 48 | 30 A | General module control unit |
| 49 | 5 A | General module control unitAerial amplifier AM/FM (with remote control central locking) |
| 50 | 25 A | up to 09.1999:Ignition switch |
| 51 | 30 A | Headlight washer module |
| 52 | 30 A | General module control unit |
| 53 | 30 A | ABS/ASC unit |
| 54 | 15 A | Fuel pump relay 1 (P0087, P0230, P0231, P0232) |
| 55 | 15 A | Horn relay |
| 56 | 30 A | ABS/ASC unit |
| 57 | 5 A | Outside mirror fold-in control unitMirror memory control unit, driver’s side (up to 03.2003)Mirror memory control unit, front passenger’s side (up to 03.2003)Driver’s side outside mirror with memory (as of 03.2003)Passenger’s side out-side mirror with memory (as of 03.2003)Mirror memory control unit, driver’s side (as of 03.2003; Coupe, Convertible)Mirror memory control unit, front passenger’s side (as of 03.2003; Coupe, Convertible)Power window motor, driver’s door with anti-trap protection function (as of 03.2003; Compact, Convertible with SPMFT)Power window motor, passenger’s door with anti-trap protection function (as of 03.2003; Compact, Convertible with SPMFT) |
| 58 | 7.5 A | Touring:Relay, rear window driveas of 03.2003; (Coupe, Convertible):Control unit for adaptive headlight |
| 59 | 30 A | Wiper relay |
| 60 | 25 A | General module control unit |
| 61 | 30 A | ABS/DSC unit |
| 62 | 7.5 A | Water valves |
| 63 | 7.5 A | Relay, A/C compressor |
| 64 | 20 A | Independent park heating control unit |
| 65 | 30 A | 03.1998-09.1999:Driver’s seat memory control unitDriver’s lumbar support switchas of 09.1999:Driver’s seat adjustment switchDriver’s lumbar support switch (convertible) |
| 66 | 5 A | MS43 with SMG:Ignition switch |
| 67 | 5 A | Electronic immobiliser control unitElectrochromic interior rear-view mirrorControl unit, interior protection IControl unit, interior protection II (convertible)Tilt monitoringHorn for antitheft alarm system |
| 68 | 30 A | Rear window defogger relay |
| 69 | 5 A | Tyre pressure control system control unit |
| 70 | 30 A | with SMF (Saloon, Touring):Seat adjustment switch, front passenger’s seatwithout SMF (Saloon, Touring):Passenger’s lumbar support switchCompact, Coupe:Control unit, front passenger seat memoryConvertible:Control unit, front passenger seat memoryPassenger’s lumbar support switch |
| 71 | 30 A | 4-door:General module control unit |