Conditions For Setting DTC
WARNING: This page is about a different car, the 2002 Pontiac Aztek and 2002 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
- The PCM detects that the heater control circuit current is greater than the capacity of the PCM internal driver.
- The above condition is present for more than 20 seconds.