P3013moderate severityPowertrain
Camshaft Profile Actuator A Stuck Bank 2
on 2008 Audi S5 4.2L V8 · AWD
What this code means
The camshaft profile switching actuator for Bank 2, intake side, is mechanically stuck in one position.
Symptoms
- Check Engine Light
- Uneven power between cylinder banks
- Misfires on one bank at high RPM
- Vibration at certain RPM ranges
- Reduced peak power
Common causes
- Oil passage blockage Bank 2
- Faulty actuator solenoid Bank 2
- Low oil pressure
- Worn actuator pins
- Debris in oil gallery
Diagnostic steps
- Check oil condition
- Command Bank 2 cam profile switch
- Compare Bank 1 vs Bank 2 cam profile timing
- Test oil pressure at Bank 2 actuator feed
- Inspect actuator screen
Repair notes
Replace Bank 2 cam profile actuator solenoid. Clean oil passages.
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