P0018critical severityPowertrain
Crankshaft Position/Camshaft Position Correlation Bank 2 Sensor A
on 2008 Audi R8 4.2L V8 · AWD
What this code means
The crankshaft and Bank 2 intake camshaft position signals do not correlate properly.
Symptoms
- Check Engine Light
- Rough running
- Loss of power
- Unusual engine noise
Common causes
- Timing chain stretched Bank 2
- VVT solenoid Bank 2 failure
- Sensor failure
- Timing chain jumped
Diagnostic steps
- Check timing chain Bank 2
- Test VVT solenoid Bank 2
- Inspect cam/crank sensors
- Check oil condition
Repair notes
Repair timing system Bank 2.
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