OBD-II code · Powertrain (generic, extended)

P2C1B B Camshaft Profile Actuator Position Sensor C Range/Performance Bank 1

The position sensor C of camshaft profile actuator on the exhaust side of bank 1 reports a range/performance condition. Cam profile selection feedback cannot be measured reliably.

Is it safe to drive with P2C1B?

The car may go into limp mode (reduced power). Get it diagnosed before a long trip.

Common causes

  • Most likelySensor offset drifted
  • PossibleActuator mechanism worn
  • Less likelySensor element aged beyond calibration window

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
1–4 h
Emissions test
Likely to fail
Parts involved
B Camshaft Profile Actuator Pos Sensor C B1, Wiring Harness, Ecm

Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.