Engine Error
P0482
Cooling Fan 3 Control Circuit
Severity
High
Symptoms
Overheating under heavy load/towing, MIL on
Common Causes
- Faulty fan relay 3
- Failed fan motor
- Damaged wiring harness
- Bad PCM ground to relay
How to Fix
- 1 Test and replace relay
- 2 Replace defective cooling fan
- 3 Trace and repair wiring
- 4 Verify PCM commands with scan tool
Estimated Repair Cost
USD
$30
–
$450
Relay: $30; Fan motor/assembly: $200 - $450