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  1. E46 (1999 - 2006)
    Hey guys I recently purchased a 2002 BMW 325Xi for a steal of a price.. only issue was that the check engine light was on Code reader says that the fuel system in Banks 1 and 2. The idle seems to be rough, but not all the time. Usually right after being started up the RPMS will wonder or...
  2. E46 (1999 - 2006)
    If your engine sounds like a diesel your DISA might be the problem. The DISA is a valve that regulates the amount of air that goes in the intake manifold. To diagnose the problem, simply check if the rattle is gone when the DISA is disconnected. First, open the hood and listen to the engine...
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