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i have a 1992 bmw 325i,how many 02 sensor does t have ,coz ive been having eratic idling cold start and ive already replaced icv,map but still having the same problem..need sos advice pls
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09-06-2013, 12:11 PM
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Join Date: Jul 2012
Location: New England
Posts: 3,189
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There should only be one before the cat. Cold starting problems could be related to a vacuum leak, inspect the engine for a cracked intake boot, vacuum line or leaking gasket. You can also check the crankcase vacuum, this will help you diagnose the crankcase breather valve.
- Nick |
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09-06-2013, 12:11 PM
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