rough idle

  1. A

    Relay Problems

    I have a 2001 1.9 Z3 (facelift version). According to my error code scanner, I have three errors under the heading ABS / ACS / DSC:- 82 Main Relay Voltage Error 93 CAN data error from DME/DDE 94 CAN data error from DME/DDE The first problem I am having is that I cannot work out which the...
  2. Dave Lindsay

    Camshaft Position Sensor.

    1998 Z3 1.9L , 65,000 miles. When I was replacing the serpentine belt I noticed that the belt had chaffed and shorted the CPS cable down to bare copper. So I snipped the cable and isolated the conductors. Engine pulls really well but has a rough idle. The cable was improperly routed and I also...
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