Quote:
Originally posted by Mountain Main
The Air Change Temperture sensor some times comes up as a KOEO test. I beleive the sensor is also called the IAC. The sensor is just fine it is realitively new. Do you think I should test Napa's TFI sensor? I've seen things be bad right out of the box. How would you test it? Is it possible to test it while the car is running. I will pull it off and test it. Any other suggestions.
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nope. IAC=idle air bypass...on the side of tb.
ACT= different sensor on the lower intake i believe.
good luck with your car