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1998 Mercedes-Benz E320 3.2L Poor Idle Quality, MIL Lamp on
Posted to European Driveability on 3/25/2005 9 Replies

Replaced fuel regulator, did a tuneup, checked for vacuum leaks, no leaks found. Injectors are working. No misfire.

Same codes keep coming back on. What is going on?

9 Replies Received (View Replies)

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car Vehicle Data

1998 Mercedes-Benz E320

VIN WDBJH65F0W
Engine3.2 L / 6 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursNot Applicable
Misc.Station Wagon
Message Closed

car Vehicle Data

1998 Mercedes-Benz E320

VIN WDBJH65F0W
Engine3.2 L / 6 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursNot Applicable
Misc.Station Wagon