Powertrain
generic or reserved
P34C8
Camshaft Position Control Module Performance
The dedicated camshaft position control module reports an internal performance fault — self-diagnostic flagged an issue with internal computation, drivers or sensor interfaces.
SystemPowertrain
Typegeneric or reserved
GroupP3
Range / number4 / C8
Possible causes
- Module internal fault high
- Module software outdated, reflash may resolve low
- Supply voltage outside specification low
Symptoms
- Check engine light on
- Power loss especially in mid-rpm range
- Possible rough idle or stalling
- Increased fuel consumption
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 400–2500 €
- Estimated time: 1–5 h
- Component: cam position control module
- MIL / check engine light
- emissions-relevant
- drive cycle required
- limp mode possible
Sources
References
sae:J2012