No. 17 Cooling System Concerns-Overheating: Notes
NO. 17 COOLING SYSTEM CONCERNS-OVERHEATING DESCRIPTION AND POSSIBLE CAUSE
| 17 |
COOLING SYSTEM CONCERNS-OVERHEATING |
| DESCRIPTION |
- Engine runs at higher than normal temperature/overheats.
|
| POSSIBLE CAUSE |
- Radiator hoses damage
- Coolant leakage
- Leakage around heater unit
- Leakage at coolant hoses and/or radiator
- Improper coolant level
- Fans reverse rotation
- Fuse malfunction
- Coolant overflow system malfunction
- Poor radiator condition
- Improper or damaged radiator cap
- Improper water/anti-freeze mixture
- PCM DTC is stored.
- Improper operation of A/C system
- Climate control unit malfunction (A/C switch malfunction or climate control unit does not determine A/C request or transmit the A/C request signal.)
- Refrigerant pressure sensor malfunction
- Improper operation of cooling fan control system
- Improper tension of drive belt
- Thermostat malfunction
- Improper indication of low engine coolant temperature indicator light and/or high engine coolant temperature warning light
- ECT sensor malfunction
- Instrument cluster malfunction
|