SERVICING INFORMATION 8-9
RADIATOR (COOLING SYSTEM)
Complaint Symptom and possible causes Remedy
Engine overheats.
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.
Add engine coolant.
Clean.
Repair or replace.
Replace.
Clean.
Bleed air.
Replace.
Replace.
Replace.
Engine overcools.
1. Defective cooling fan thermo-switch.
2. Extremely cold weather.
3. Defective thermostat.
Replace.
Put on radiator cover.
Replace.