Powertrain
generic / SAE
P001C
A Camshaft Profile Actuator A Control Circuit High Bank 1
Excessively high control voltage at the cam profile actuator (intake, profile A, bank 1). Typically a short to power or open ground.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number– / 1C
Possible causes
- Wiring shorted to battery voltage high
- Open ground return path medium
- Connector pins corroded - high contact resistance low
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: possible
- Estimated cost: 80–800 €
- Estimated time: 0.5–4 h
- Component: cam profile actuator
- Component: actuator wiring
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012