P0011

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

Severity: High Fuel & Air Metering Generic OBD-II Code Est. Repair: $100 - $800

High severity. Avoid long drives and get diagnosed as soon as possible. Flashing check engine light = stop driving if safe.

What Does P0011 Mean?

Actual intake cam timing more advanced than commanded. Often oil or stuck VVT related.

Common Symptoms

CEL
Rattle on startup
Poor performance
Hard start

Possible Causes

Stuck VVT actuator/solenoid
Low or dirty oil
Wrong viscosity
Timing chain stretch
CMP sensor issue

How to Fix P0011 – Repair Guide

Change oil/filter with correct viscosity
Clean or replace VVT solenoid
Check chain if high mileage
Verify cam/crank correlation
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Disclaimer: Information is for educational reference only and does not replace professional diagnosis. Actual causes and costs vary by vehicle make, model, year and condition. Always verify with a qualified technician.