P06AC
Control Module Internal Temperature Sensor B Range/Performance
Generic OBD-II
Common symptoms
What you'll notice
- Check and replace the temperature sensor B in the control module
- Inspect and clean any dirt or debris around the temperature sensor B
- Verify the wiring and connections of the temperature sensor B for any damages or loose connections
- If all else fails, consider replacing the control module itself.
Common causes
Most likely first
- Faulty control module internal temperature sensor
- Poor electrical connection to the control module internal temperature sensor
- Control module internal temperature sensor wiring harness damage
How to diagnose & fix
Work through it in order
- Loss of power or acceleration
- Repeated stalling or engine misfires
- Difficulty starting the vehicle
Read & clear P06AC yourself
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