RADIATOR (COOLING SYSTEM)
Complaint
Engine overheats.
Engine overcools.
Symptom and possible causes
1. Not enough engine coolant.
2. Radiator core clogged with dirt or scale.
3. Faulty cooling fan.
4. Defective cooling fan thermo-switch.
5. Clogged water passage.
6. Air trapped in the cooling circuit.
7. Defective water pump.
8. Use of incorrect engine coolant.
9. Defective thermostat.
1. Defective cooling fan thermo-switch.
2. Extremely cold weather.
3. Defective thermostat.
SERVICING INFORMATION
Remedy
Add engine coolant.
Clean.
Repair or replace.
Replace.
Clean.
Bleed air.
Replace.
Replace.
Replace.
Replace.
Put on radiator cover.
Replace.
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