The engine has exceeded its safe coolant temperature — risk of serious engine damage.
SYMPTOMS
- Check-engine light
- Temperature warning
- Steam/coolant loss
- Power reduction
LIKELY CAUSES
- Low coolant
- Failed water pump
- Stuck thermostat
- Cooling fan failure
- Blocked radiator
DIAGNOSIS STEPS
- Stop driving if overheating
- Check coolant level and leaks
- Test water pump, thermostat, and fans
- Inspect radiator for blockage
RELATED PARTS
- Water pump
- Thermostat
- Cooling fan
- Radiator