p0301

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    Help - M271 Engine Rough Idle, Misfire Codes P0301-303, P0325 Knock Sensor, P0341 Cam Pos Sensor

    Mercedes C180K - 2006 (W203) Engine M271 100,000 miles My C180K will not start and if it does it sounds like a diesel tractor and runs rough. Can anyone help me detect the reason because due to Covid 19 i can't take it to a garage and i need the car to use to shop etc. It all started the one...
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    C200k Rough Idle (hot) + Errors: P0171 P0301 P0302 P0303 P0304

    Hi All, have issue with poorly C200k, auto. Car has done 80k and is due a service. Starts fine every time hot or cold. But when engine warm/hot the idle often (but not always) goes rough, very rough and the car drives terrible under 2000 rpm. If you rev it between 1000-2000 rpm the car...
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