Engine Overheating

- Cooling system leak, oil cooler system leak, or coolant recovery system not operating. Check for leaks and correct as required. Check coolant recovery tank, hose and radiator cap.

- Belt slipping or damaged. Replace tensioner, or belt, as required.

- Thermostat stuck closed. Check and replace if required.

- Electrical cooling fan operation.

- Head gasket leaking. Check and repair as required.

- Radiator not cooling. Check and service if required.