Thread: possible O2 sensor issue. what do you think of these fault codes?
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Old 02-02-2007, 12:10 AM   #4
witeshark
 
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Name: witeshark
Title: Suspended License
Status: Offline
Join Date: Apr 2005
Location: Miami FL
Rate My Car: 84 / 340
Your Ride: 89 325i 5 speed
By excessive incomplete combustion and the resulting carbon build up (e-mail from my Chem teacher)
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