No. 17 Cooling System Concerns-Overheating: Notes
NO. 17 COOLING SYSTEM CONCERNS-OVERHEATING REFERENCE CHART (MZI-3.7)
| 17 |
COOLING SYSTEM CONCERNS-OVERHEATING |
| DESCRIPTION |
- Engine runs at higher than normal temperature/overheats.
|
| POSSIBLE CAUSE |
- Improper coolant level
- Coolant leakage
- Improper water/anti-freeze mixture
- Poor radiator condition
- Radiator hoses damage
- Improper or damaged radiator cap
- Coolant overflow system malfunction
- Fans reverse rotation
- Blown cooling fan control related fuses
- PCM DTC is stored
- Excessive A/C system pressure
- A/C system operation is improper
- Cooling fan is inoperative.
- Improper tension of drive belt
- Drive belt damage
- Coolant leakage from climate control unit
- Improper water temperature gauge operation
- CHT sensor malfunction
- Instrument cluster malfunction
- Thermostat malfunction
- Cylinder block or cylinder head malfunction (cracked, coolant restriction)
|