P0016critical severityPowertrain
Crankshaft Position/Camshaft Position Correlation Bank 1 Sensor A
on 2026 Volkswagen Golf 2.0L I4 TSI GTI 245 · FWD
What this code means
The PCM detected that the crankshaft position and Bank 1 intake camshaft position signals are not correlating properly.
Symptoms
- Check Engine Light
- Engine may not start
- Rough running
- Loss of power
- Engine noise
Common causes
- Timing chain stretched or jumped
- VVT solenoid failure
- Tone ring damage
- Sensor failure
- Oil issues affecting VVT
Diagnostic steps
- Check timing chain alignment marks
- Inspect VVT solenoid
- Test crank and cam sensors
- Check oil condition
- Inspect tone rings
Repair notes
If timing chain has jumped, replace chain, guides, and tensioner. Check VVT system.
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