P1652
Cooling Fan 2 Relay Control Circuit Conditions
Severity
⚠️ MediumCan you drive?
Limited driving only, diagnose soon
Approx. repair cost
$6–28 (est.)
Symptoms
- Engine overheating
- Cooling fan does not turn on
- Check Engine Light Is On
- Reduced engine power
- Enabling emergency engine operation
Causes
- Faulty fan relay
- Open or short circuit in control circuit
- Wiring Harness Problems
- Contact corrosion
- Engine ECU malfunction
How to Fix
- Check the condition of the fan relay
- Inspect the control circuit for damage
- Check contacts and connections
- Test the fan operation
- If necessary, replace the relay or repair the wiring