P028C
Charge Air Cooler Cooling Fan Stuck On
Generic OBD-II
Common symptoms
What you'll notice
- Check the wiring and connections of the charge air cooler cooling fan system.
- Inspect the charge air cooler cooling fan motor for any signs of damage or malfunction. Replace if necessary.
- Clean the charge air cooler and remove any debris or blockage that may be causing the cooling fan to get stuck.
- Test the charge air cooler cooling fan relay and replace if it is faulty.
- Consult the vehicle or motorcycle manufacturer's service manual for any specific troubleshooting steps or recommendations for this particular issue.
Common causes
Most likely first
- Faulty charge air cooler cooling fan
- Damaged or malfunctioning wiring or connectors related to the charge air cooler cooling fan
- Defective coolant temperature sensor
- Faulty engine control unit (ECU)
- Low coolant level or inadequate cooling system maintenance
How to diagnose & fix
Work through it in order
- Overheating of the engine
- Loss of power or reduced acceleration
- Increased fuel consumption
- Check engine light illuminated
- Unusual noise coming from the engine compartment
Read & clear P028C yourself
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