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1989 Mercedes-Benz 300E 3.0L High idle
Posted to European Driveability on 10/18/2006 10 Replies

Hi Have a constant high idle [2300 rpm]. A used contol unit and idle air valve was tried at another shop. When the idle air valve is disconnected the idle drops to 600 rpm. I was told by a tech hotline that with the valve disconnected the valve should be open ...

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  Related Documents & Media  1989 Mercedes-Benz 300E

 
Message Closed w/FIX

car Vehicle Data

1989 Mercedes-Benz 300E

VIN WDBEA30D7K
Engine3.0 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI
SymptomsHigh Idle
OccursAlways
Message Closed w/FIX

car Vehicle Data

1989 Mercedes-Benz 300E

VIN WDBEA30D7K
Engine3.0 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI
SymptomsHigh Idle
OccursAlways