P2C15
B Camshaft Profile Actuator Position Sensor A Circuit High Bank 1
The position sensor A of camshaft profile actuator on the exhaust side of bank 1 reports a circuit high condition. Cam profile selection feedback cannot be measured reliably.
- Check engine light: Yes
- Emissions related: Yes
- Repair difficulty: medium
Symptoms
- Check engine light on
- Power loss especially in mid-rpm range
- Possible rough idle or stalling
- Increased fuel consumption
Common causes
Ordered by how often each turns out to be the cause.
- Signal wire shorted to B+Common
- Open position sensorPossible
- Connector pins corroded - high contact resistanceLess likely
Parts involved
- B Camshaft Profile Actuator Pos Sensor A B1
- Wiring Harness
- ECM
P2C15 is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.