P0016 on BMW — Crankshaft/Camshaft position correlation (Bank 1 Sensor A)
BMW
Verified2 sources
2 sources
- Editorial sourceeditorial
- Official data (NHTSA)official_feed
What P0016 means
Avoid long trips
P0016 means the crankshaft and camshaft positions are out of the expected correlation. On BMW engines this is most often a stretched timing chain or worn chain guides/tensioner; a variable-valve-timing actuator or sensor fault is the secondary suspect.
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General information, not a diagnosis or repair instruction. Always confirm with a qualified mechanic for your specific vehicle.
Common causes
- Faulty crank/cam position sensor
- Stretched timing chain
- Timing chain stretch / worn tensioner (N47, N20)
- VANOS solenoid / oil control valve fault
Symptoms
- Rattling noise on cold start
- Повышенный расход топлива
- Hard starting or extended cranking
- Rough idle
- Loss of power
- Reduced power / limp mode
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