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obd2 reading

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bugs12
Novice

Dec 14, 2009, 9:21 AM

Post #1 of 2 (1033 views)
obd2 reading Sign In
2002 cadilac deville. 4.6 ltr. 68400 miles. what would be the most likley cause for obd2 reading p0507


steve01832
Veteran
steve01832 profile image

Dec 14, 2009, 4:47 PM

Post #2 of 2 (1021 views)
Re: obd2 reading Sign In
P0507 is an IAC code. Idle air control circuit. That could be a faulty idle air control motor, dirty throttle plate and bypass port, vacuum leak, or wiring from the PCM to the IAC motor.

Steve





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