Problems, error codes, diagnoses and manuals for
MERCEDES-BENZ C-CLASS (W204) C 300 4-matic (204.081)

• fault code 220F77 – check engine lamp (1 answer)
• fault code code xennon – We removed headlamp and now needs re coding - i have been advised Mercedes uses SCN coding. Can au Autoaid re-code hedlmaps or is this a mercedes star only task (1 answer)
• fault code 0426 – EML (1 answer)
• fault code 809012 – Restraint System Malfunction Warning light is now (1 answer)
• fault code 5170 – ESP shows on start (1 answer)

• Component inspection procedures (15)
  1. Brake system: ABS control unit
  2. Chassis: adjust castor
  3. Chassis: adjust front camber
  4. Chassis: adjust front foe
  5. Chassis: adjust rear camber
  6. Chassis: adjust rear toe
  7. Airbag: after an accident
  8. Airbag: airbag control unit
  9. Bus system: CAN-bus
  10. Fuel preparation: catalytic converter
  11. Air conditioning: check refrigerant condition
  12. Air conditioning: check refrigerant pressure
  13. Anti-theft alarm system: Read out last source of alarm
  14. Brake system: speed sensor
  15. Brake system: transversal acceleration sensor
• Component location plans (22)
  1. Brake system: ABS control unit
  2. Airbag: airbag
  3. Airbag: airbag control unit
  4. Transmission control: automatic transmission control unit
  5. Bus system: CAN-Bus distributor
  6. Central electrics: central electronics
  7. Lighting: control unit automatic headlight adjustment
  8. Airbag: crash sensor
  9. Electrical system: fuse box at trun right as of MY.2009
  10. Electrical system: fuse box in engine bay left as of MY.2009
  11. Electrical system: fuse box in engine bay left up to MY.2008
  12. Electrical system: fuse box in trunk bay right up to MY.2008
  13. Air conditioning: heater fan output stage
  14. Diagnostic connector: location of diagnose socket
  15. Electrical system: location of fuses and relay box
  16. Identification: paint number
  17. Electrical system: position of ground connections
  18. Parking aid: reverse warning system control unit
  19. Brake system: sensors
  20. Air conditioning: service connection
  21. Tire pressure control system: tyre pressure control
  22. Identification: vehicle identification number
• Data lists (18)
  1. Brake system: ABS control unit
  2. Chassis: adjustment data for wheel alignment
  3. Airbag: airbag
  4. Lighting: bulbs
  5. Air conditioning: operating fluids
  6. Brake system: operating fluids
  7. Engine: operating fluids
  8. Steering system: operating fluids
  9. Inspection: replacement intervals
  10. Air conditioning: test values
  11. Airbag: test values
  12. Electrical system: test values
  13. Tire pressure control system: test values
  14. Airbag: tightening torques
  15. Brake system: tightening torques
  16. Chassis: tightening torques
  17. Steering system: tightening torques
  18. Chassis: wheels
• Descriptions (25)
  1. Fuel preparation: air mass sensor
  2. Chassis: camber
  3. Chassis: caster
  4. Fuel preparation: coolant temperature sensor
  5. Fuel preparation: crankshaft speed sensor
  6. Fuel preparation: double spark ignition coil
  7. Fuel preparation: exhaust gas regulation
  8. Fuel preparation: fuel injector
  9. Fuel preparation: high-pressure pump
  10. Fuel preparation: injector
  11. Fuel preparation: intake air temperature sensor
  12. Fuel preparation: intake manifold pressure sensor / charge pressure sensor
  13. Fuel preparation: O2 sensor
  14. Electrical system: plug connector allocation for alternator
  15. Fuel preparation: rail pressure control valve
  16. Fuel preparation: rail pressure sensor
  17. Air conditioning: refrigerant cycle
  18. Fuel preparation: secondary air system
  19. Brake system: speedsensor activ
  20. Chassis: splay
  21. Chassis: thrust angle
  22. Chassis: toe
  23. Chassis: tyre
  24. Tire pressure control system: tyre pressure control
  25. Fuel preparation: wastegate turbo
• Installation and replacement guides (5)
  1. Electrical system: battery removing and installatio
  2. Airbag: driver airbag
  3. Air conditioning: interior air filter remove and install
  4. Central locking: remove battery radio remote control
  5. Body interior: remove front doortrim
• Wiring diagrams (55)
  1. Bus system: CAN-Bus as of 06.2010
  2. Bus system: CAN-bus up to 05.2010
  3. Brake system: plug connection ABS
  4. Airbag: plug connection airbag
  5. Instument cluster: plug connection instrument cluster
  6. Parking aid: plug connection parking aid
  7. Trailer hitch: plug connector allocation for trailer hitch 13 pin
  8. Trailer hitch: plug connector allocation for trailer hitch 7 pin
  9. Transmission control: wiring diagram 5-gear automatic transmission
  10. Transmission control: wiring diagram 7-gear automatic transmission
  11. Brake system: wiring diagram ABS as of 03.2011
  12. Brake system: wiring diagram ABS up to 02.2011
  13. Air conditioning: wiring diagram air conditioning as of 06.2010
  14. Air conditioning: wiring diagram air conditioning up to 05.2010
  15. Airbag: wiring diagram Airbag
  16. Anti-theft alarm system: wiring diagram anti-theft alarm system
  17. Air conditioning: wiring diagram auto air conditioning as of 06.2010
  18. Air conditioning: wiring diagram auto air conditioning up to 05.2010
  19. Lighting: wiring diagram brake light switch
  20. Power window lifter: wiring diagram control unit front right as of 04.2010
  21. Engine: wiring diagram cooling fan
  22. Diagnostic connector: wiring diagram diagnose socket as of 06.2009
  23. Diagnostic connector: wiring diagram diagnose socket up to 05.2009
  24. Power window lifter: wiring diagram door control unit front left
  25. Power window lifter: wiring diagram door control unit front right up to 03.2010
  26. Power window lifter: wiring diagram door control unit rear left
  27. Power window lifter: wiring diagram door control unit rear right as of 04.2010
  28. Power window lifter: wiring diagram door control unit rear right up to 03.2010
  29. Lighting: wiring diagram driving light 12.2009 up to 02.2011
  30. Lighting: wiring diagram driving light up to 11.2009
  31. Lighting: wiring diagram driving light with xenon headlamp 12.2009 up to 02.2011
  32. Lighting: wiring diagram driving light with xenon headlamp as of 03.2011
  33. Lighting: wiring diagram driving light with xenon headlamp up to 11.2009
  34. Lighting: wiring diagram fog lamp as of 12.2009
  35. Lighting: wiring diagram fog lamp up to 11.2009
  36. Electrical system: wiring diagram horn
  37. Lighting: wiring diagram indicatior light as of 03.2011
  38. Lighting: wiring diagram indicatior light up to 02.2011
  39. Lighting: wiring diagram indicatior light with xenon headlamp up to 02.2011
  40. Instument cluster: wiring diagram instrument cluster
  41. Chassis: wiring diagram level control system as of 06.2009
  42. Chassis: wiring diagram level control system up to 05.2009
  43. Parking aid: wiring diagram parking aid
  44. Steering system: wiring diagram power steering electro hydraulic
  45. Steering system: wiring diagram power steering electro mechanic
  46. Lighting: wiring diagram reverse gear light
  47. Lighting: wiring diagram running lights as of 03.2011
  48. Power window lifter: wiring diagram sliding roof
  49. Electrical system: wiring diagram start/load
  50. Steering system: wiring diagram steering column module
  51. Tire pressure control system: wiring diagram tire pressure monitoring as of 12.2009
  52. Tire pressure control system: wiring diagram tire pressure monitoring up to 11.2009
  53. Trailer hitch: wiring diagram trailer hitch as of 06.2009
  54. Trailer hitch: wiring diagram trailer hitch up to 05.2009
  55. Windschield washer: wiring diagram windscreen wiper
• Tips and tricks (5)
  1. Electrical system: diverse disfunctions
  2. Parking aid: fault code display parking aid
  3. Electrical system: fault code undervoltage
  4. Airbag: Seat belt does not roll up properly.
  5. Stop and go system: Start-Stop system without function
• Reset instructions (6)
  1. Inspection: read out complete service quantity with 12-button steering wheel
  2. Inspection: read out complete service quantity with 4-button steering wheel
  3. Inspection: read out workshop code with 12-button steering wheel
  4. Inspection: read out workshop code with 4-button steering wheel
  5. Inspection: service reset with 12-button steering wheel
  6. Inspection: service reset with 4-button steering wheel
• Safety instructions (2)
  1. Air conditioning: safety instructions
  2. Airbag: safety instructions

• OBD Code , Hex Code 917487, Decimal Code 9532551 ( 17 times read)
  • ECU Air Condition (17 times read)
• OBD Code , Hex Code 90A287, Decimal Code 9478791 ( 17 times read)
  • ECU Air Condition (17 times read)
• OBD Code , Hex Code 90EF87, Decimal Code 9498503 ( 17 times read)
  • ECU Air Condition (17 times read)
• OBD Code , Hex Code 905287, Decimal Code 9458311 ( 17 times read)
  • ECU Air Condition (17 times read)
• OBD Code , Hex Code 90F387, Decimal Code 9499527 ( 17 times read)
  • ECU Air Condition (17 times read)
• OBD Code , Hex Code 905887, Decimal Code 9459847 ( 17 times read)
  • ECU Air Condition (17 times read)
• OBD Code , Hex Code 910387, Decimal Code 9503623 ( 17 times read)
  • ECU Air Condition (17 times read)
• OBD Code , Hex Code 90A987, Decimal Code 9480583 ( 17 times read)
  • ECU Air Condition (17 times read)
• OBD Code , Hex Code 90FB87, Decimal Code 9501575 ( 17 times read)
  • ECU Air Condition (17 times read)
• OBD Code , Hex Code 90FF87, Decimal Code 9502599 ( 17 times read)
• • ECU Air Condition (17 times read)
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MERCEDES-BENZ C-CLASS (W204) C 300 4-matic (204.081)