Possible Causes
WARNING: This page is about a different car, the 2003 Dodge Dakota. However, it is still accessible from the selected car via links, so may be relevant.
- IAT Sensor Voltage Above 4.6 Volts
- IAT Sensor
- (K21) IAT Signal Circuit Shorted To Battery Voltage
- (K21) IAT Signal Circuit Open
- (K4) Sensor Ground Circuit Open
- PCM