P1421 & P1423 Codes
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08-16-2010, 09:41 AM
User not setup in Rate My Car.
to set it up.
1994 BMW 525i, 1987 325is, 1986 325
Both secondary air system codes (bank 1 and 2), are there any splits or leaks in the hoses? You may want to smoke check the system.
Big Evil, The BMW driving monster of the American Southwest (Currently on BMW #5)
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