OBD-II code · Powertrain (generic)
P03F7 B Camshaft Position Actuator Position Sensor C Range/Performance (Bank 1)
B Camshaft Position Actuator Position Sensor C Range/Performance (Bank 1): the signal is implausible or outside the valid range. This relates to engine timing; a fault can cause rough running, a no-start, or timing errors.
Is it safe to drive with P03F7?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelySensor drift
- Less likelySensor element aged beyond calibration window
- Less likelySensor mounting loose - signal damping
Symptoms
- Check engine light on
- Power loss especially in mid-rpm range
- Possible rough idle or stalling
- Increased fuel consumption
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 0.7–3 h
- Emissions test
- Likely to fail
- Parts involved
- Camshaft Position Actuator
Related codes
- P03E6A Camshaft Position Actuator Position Sensor C Range/Performance (Bank 1)
- P03F6B Camshaft Position Actuator Position Sensor C Circuit (Bank 1)
- P03F4B Camshaft Profile Actuator C Control Performance/Stuck Off (Bank 1)
- P03F5B Camshaft Profile Actuator C Control Stuck On (Bank 1)
- P03F8B Camshaft Position Actuator Position Sensor C Circuit Low (Bank 1)
- P03F9B Camshaft Position Actuator Position Sensor C Circuit High (Bank 1)
- P03FAIgnition K Control Signal Circuit/Open
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.