P0AF7
14 Volt Power Module Internal Temperature Too High
Generic OBD-II
Common symptoms
What you'll notice
- Check and clean the ventilation system for any blockages or obstructions.
- Inspect the power module for any damage or signs of overheating, such as burnt wires or components.
- Verify the cooling fan operation and replace if necessary.
- Check the electrical connections and ensure they are secure and free from corrosion.
- Consider replacing the power module if all other solutions do not resolve the issue.
Common causes
Most likely first
- Faulty cooling system
- Electrical wiring issues
- Malfunctioning temperature sensor
How to diagnose & fix
Work through it in order
- Warning light on the dashboard
- Issues with electrical components (e.g. radio, lights)
Read & clear P0AF7 yourself
Scan your car, confirm the code, and clear it once it's fixed — with OBD DashX on your phone.