Possible Causes
| Possible Causes |
|---|
| LOW COOLANT LEVEL |
| (K2) ECT SIGNAL CIRCUIT SHORTED TO BATTERY VOLTAGE |
| (K2) ECT SIGNAL CIRCUIT OPEN |
| (K900) SENSOR GROUND CIRCUIT OPEN |
| (K2) ECT SIGNAL CIRCUIT SHORTED TO GROUND |
| (K2) ECT SIGNAL CIRCUIT SHORTED TO THE (K900) SENSOR GROUND |
| THERMOSTAT |
| ECT SENSOR |
| PCM |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding.