P03F0
A Camshaft Profile Actuator C Control Stuck On Bank 1
Generic OBD-II
Common symptoms
What you'll notice
- Replace the camshaft profile actuator for bank 1
- Check and clean the camshaft actuator control solenoid for bank 1
- Inspect and repair any wiring issues or connections related to the camshaft actuator
- Perform an engine control module (ECM) reprogramming or software update for better compatibility with the camshaft actuator
Common causes
Most likely first
- Faulty camshaft position sensor
- Timing chain or belt stretched or jumped timing
- Faulty camshaft position actuator solenoid
- Low engine oil level or poor quality oil
- Malfunctioning engine control module (ECM)
How to diagnose & fix
Work through it in order
- Check engine light illuminated
- Rough idle or engine misfires
- Decreased acceleration or power
- Poor fuel efficiency
- Engine stalls or difficulty starting
Read & clear P03F0 yourself
Scan your car, confirm the code, and clear it once it's fixed — with OBD DashX on your phone.