Faulty VVT solenoid (oil control valve). Low or dirty engine oil. Stretched timing chain. Clogged oil passages to VVT system. Failed cam phaser.

Which cars are affected by P0011?

P0011 is most commonly reported on BMW, Ford, Vauxhall, Hyundai, Kia vehicles, but can appear on any make.

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P0011

Medium severity

Camshaft Position A — Timing Over-Advanced (Bank 1)

The intake camshaft timing on bank 1 is more advanced than the ECM has commanded. This typically indicates a problem with the variable valve timing (VVT) system.

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Common causes of P0011

1Faulty VVT solenoid (oil control valve)

2Low or dirty engine oil

3Stretched timing chain

+2 more causes

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Commonly affected vehicles

BMWFordVauxhallHyundaiKia

P0011 can appear on any vehicle — these are the makes where it is most frequently reported.

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Related fault codes

P0171Medium

System Too Lean (Bank 1)

P0300High

Random/Multiple Cylinder Misfire Detected

P0420Medium

Catalyst System Efficiency Below Threshold (Bank 1)

P0172Medium

System Too Rich (Bank 1)