OBD-II reference

All 9.533 generic OBD-II codes, explained in detail.

Causes, inspection steps and sources — a comprehensive DIY archive. Created and maintained with love for the detail. Good luck and have fun!

Powertrain generic / SAE

P03F6

B Camshaft Position Actuator Position Sensor C Circuit (Bank 1)

A general electrical fault on the position sensor C of the intake (A) camshaft phaser actuator on bank 1. Used as additional feedback on engines with multiple cam profiles or three-position cam phasing.

SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number3 / F6

Possible causes

  • Sensor failed high

Symptoms

  • Check engine light on
  • Power loss especially in mid-rpm range
  • Possible rough idle or stalling
  • Increased fuel consumption

Inspection / repair

  • Difficulty: medium
  • DIY: shop recommended
  • Estimated cost: 120–800 €
  • Estimated time: 0.7–3 h
  • Component: camshaft position actuator
  • MIL / check engine light
  • emissions-relevant

Sources

References

How to read OBD-II codes

The first letter names the vehicle system, the second digit distinguishes generic from manufacturer-specific, the remaining digits group fault area and number.

PPowertrain: engine, transmission, emissions
BBody: chassis trim, comfort, interior
CChassis: suspension, brakes, steering
UNetwork: CAN, control modules, communication