Conditions For Setting DTC
WARNING: This page is about a different car, the 2002 Pontiac Grand Prix, 2002 Chevrolet Malibu, and 2002 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
- The actual engine speed is 100 RPM less than the desired engine speed for more than 8 seconds for each test.
- PCM detects the IAC test failed 4 consecutive times per ignition cycle.
- The vehicle must enter the above criteria and leave the criteria for 1 second in order to complete one test.