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1990 Mercedes-Benz 300E 4Matic 3.0L MIL Lamp on
Posted to European Driveability on 2/20/2002 5 Replies

Hello to everyone from the (for now) sunny Northwest. The customer presented this car with an MIL light on. We tested and replaced the O2 sensor. Result: no more O2 sensor code. We replaced the EHA valve, still have code nine. Replaced MAF control unit, still ...

5 Replies Received (View Replies)

  Related Documents & Media  1990 Mercedes-Benz 300E 4Matic

 
Message Closed w/FIX

car Vehicle Data

1990 Mercedes-Benz 300E 4Matic

VIN WDBED30D3L
Engine3.0 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI / KE Jetronic
Emissionscalif emissions
SymptomsMIL Lamp On
OccursAlways
Misc.4 Matic

Trouble Codes

17oxygen sensor circuit.
9E.H.A. circuit
Message Closed w/FIX

car Vehicle Data

1990 Mercedes-Benz 300E 4Matic

VIN WDBED30D3L
Engine3.0 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI / KE Jetronic
Emissionscalif emissions
SymptomsMIL Lamp On
OccursAlways
Misc.4 Matic

Trouble Codes

17oxygen sensor circuit.
9E.H.A. circuit