Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

2006 Mazda 6 MazdaspeedFACTORY OEM SERVICE PROCEDURE

DTC P0011: Notes

DTC P0011 DETECTION CONDITION AND POSSIBLE CAUSES

DTC P0011

CMP Timing over-advanced

DETECTION CONDITION

Actual valve timing is over-advanced by 17° (when the following conditions are met) from the target valve timing when the OCV is controlled at the maximum valve timing retard condition.
MONITORING CONDITION
- Engine speed is below 4, 00 RPM.
- Engine coolant temperature is above 70-110°C {158-230°F}.

Diagnostic support note

This is a continuous monitor (CCM).
MIL illuminates if the PCM detects the above malfunction condition during the first drive cycle.
FREEZE FRAME DATA is available.
DTCs are stored in the PCM memory.

POSSIBLE CAUSE

OCV malfunction
Spool valve in the OCV is stuck in the advance position.
Variable valve timing actuator is stuck in the advance position.
Loose timing chain or improper valve timing due to timing chain slippage
PCM malfunction

Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.