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idle problem rough

  1. General E46 Forum
    Hi guys i know there has been alot of threads about alot of these topics but this issue is just making me want to pull my hair out. Car - 2002 320i M-Sport Mileage - 68k or 110,000 kilometers Automatic 3rd Aftermarket Stereo and it had been in the car for a long time before these issues...
  2. General E46 Forum
    Hi all For a month now my car has been jumping revs at idle, jumping 500RPM. It started losing power and felt like it was misfiring when driving. Sometimes nothing happend when a press on the accelerator... So i replaced: MAF sensor - Nothing changed. Fuel pump (in the tank) - Nothing...
  3. E46 Xi Forum
    So I am have been experiencing rough idle for a couple months now. I have replaced the crankcase ventilation system (PCV valve), replaced all spark plugs and ignition coils, and cleaned the idle control valve. Still, the problem persists as if nothing was done. I am kind of at a loss at this...
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