P1474
Low Fan Control Primary Circuit Malfunction
Severity
⚠️ MediumCan you drive?
Limited driving only, diagnose soon
Approx. repair cost
$6–56 (est.)
Symptoms
- Engine overheating
- Cooling fan does not turn on
- Check Engine Light Is On
- Reduced cooling efficiency
Causes
- Faulty fan relay
- Open or short circuit in control circuit
- Bad contacts in connectors
- Faulty cooling fan
- Problems with the engine control unit (ECU)
How to Fix
- Check the fan relay and replace if necessary
- Inspect the wiring harness for damage
- Check the contacts in the control circuit connectors
- Test the cooling fan
- Check the serviceability of the engine control unit