Possible Causes
WARNING: This page is about a different car, the 2004 Chrysler Pacifica. However, it is still accessible from the selected car via links, so may be relevant.
- O2 SENSOR HEATER OPERATION
- O2 HEATER ELEMENT
- O2 HEATER GROUND CIRCUIT OPEN
- O2 SENSOR
- O2 HEATER CONTROL SHORTED TO VOLTAGE
- O2 HEATER CONTROL CIRCUIT OPEN
- PCM