Possible Causes
- Good Trip Equal To Zero
- (K2) ECT Signal Circuit Shorted To Battery Voltage
- ECT Sensor Voltage Below 1.0 Volt
- (K2) ECT Signal Circuit Open
- (K4) Sensor Ground Circuit Open
- (K2) ECT Signal Circuit Shorted To Ground
- (K2) ECT Signal Shorted To (K4) Sensor Ground
- PCM High
- PCM Low