Possible Causes
| Possible Causes |
|---|
| LOW COOLANT OR AIR IN LOW TEMPERATURE COOLING SYSTEM |
| ELECTRIC COOLANT PUMP OUTPUT CIRCUIT SHORTED TO GROUND |
| ELECTRIC COOLANT PUMP OUTPUT CIRCUIT OPEN/HIGH RESISTANCE |
| ELECTRIC COOLANT PUMP GROUND CIRCUIT OPEN/HIGH RESISTANCE |
| CHARGE AIR COOLER COOLANT PUMP |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .