Possible Causes
- GOOD TRIP EQUAL TO ZERO
- OTHER POSSIBLE CAUSES
- SIGNAL CIRCUIT SHORTED TO BATTERY VOLTAGE
- TEMPERATURE SENSOR VOLTAGE BELOW 1.0 VOLT
- SIGNAL CIRCUIT OPEN
- SENSOR GROUND CIRCUIT OPEN
- SIGNAL CIRCUIT SHORTED TO GROUND
- SIGNAL CIRCUIT SHORTED TO SENSOR GROUND
- PCM LOW
- PCM HIGH