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BMW P0012 Code – Intake Camshaft Timing Retarded
Limited
Safe to drive :
BMW vehicles only
Applies only to :
Not applicable to :
This explanation does NOT apply to other manufacturers.
Medium
Severity level :
When Does This Code Appear on the Vehicles
BMW P0012 affects intake camshaft timing performance.
What This Code means on the Vehicles
On BMW vehicles, P0012 indicates intake camshaft timing over-retarded.
Why This is different from a generic OBD2 Code
BMW cam timing faults are closely tied to oil pressure and VANOS response.
Common Situations That Trigger This Code
Sludge buildup; VANOS solenoid failure; Low oil pressure.
What Will NOT Fix This Code
Replacing camshaft sensors without oil system inspection.
How to Clear This Code on Vehicles
Restore oil flow, service VANOS system, clear code.
Related Manufacturer Specific Codes
BMW P0015
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