Engine Cooling: Notes
SYMPTOM TROUBLESHOOTING CHART - ENGINE COOLING
| Symptom Troubleshooting Chart - Engine Cooling |
| Problem |
Possible Cause |
Action |
|
|
- Radiator.
- Water pump seal.
- Radiator hoses.
- Heater hoses.
- Heater core.
- Engine gaskets.
- Coolant recovery reservoir bottle.
|
|
|
|
- Thermostat.
- Water pump.
- Internal engine coolant leak.
- Radiator.
- Heater core.
- Inoperative cooling fan.
- Radiator cap.
|
|
- Engine Does Not Reach Normal Operating Temperature
|
|
|
- Block Heater Does Not Operate Properly
|
- Block heater cable.
- Block heater.
|
|