while in idle there is a knocking or ticking sound
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2005 BMW 325Ci Question: knocking in idle
Answer #1Bret Bodas from RepairPal Test Shop, April 12, 2010, 23:02Master
Can be a few things, exhaust leak, injector ticking, lifter ticking...best to have a mechanic listen it, they will be able to tell you more after listening to the noise.
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