OBD-II Code: P0011
MEDIUM SEVERITY
Valvetrain
Camshaft Position Actuator Timing Over-Advanced (Bank 1)
Can I Drive?
Usually short-distance only; diagnose soon
Stop driving if you notice overheating, bad misfires, loss of power, fuel smell, or flashing warning lights.
Common Causes
Sticky hydraulic tensioner, low oil pressure, VVT solenoid failure
DIY Checks
Check oil level and condition; try higher-weight oil
Mechanic Questions to Ask
VVT solenoid diagnosis, oil pressure test
Disclaimer: OBD code information is educational, not a professional diagnosis. The same code can have different causes depending on vehicle, mileage, maintenance history, and related codes. Always verify with a qualified mechanic.