LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mazda >> 2007 >> 6 Mazdaspeed >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic [Engine Control System L3 With TC] >> DTC P0011 >> Diagnostic procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Diagnostic procedure

DTC P0011 DIAGNOSTIC PROCEDURE

STEP INSPECTION ACTION
1 VERIFY FREEZE FRAME DATA HAS BEEN RECORDED 
  • Has the FREEZE FRAME DATA been recorded?
Yes Go to the next step.
No Record FREEZE FRAME DATA on the repair order, then go to the next step.
2 VERIFY RELATED REPAIR INFORMATION AVAILABILITY 
  • Check for related Service Bulletins and/or online repair information availability.
  • Is any related repair information available?
Yes Perform the repair or diagnosis according to the available repair information.
  • If the vehicle is not repaired, go to the next step.
No Go to the next step.
3 INSPECT OCV FOR MALFUNCTION 
  • Start the engine.
  • Increase the engine speed.
  • Stop the engine.
  • Remove the OCV.
  • Inspect the position of the spool valve in the OCV.
  • Is the spool valve located at the valve retard position?
Yes Go to the next step.
No Replace the OCV, then go to Step 6.
4 INSPECT STOPPER PIN MECHANISM 
Yes Go to the next step.
No Replace the variable valve timing actuator, then go to Step 6.
5 INSPECT ROTOR POSITION 
  • Remove the variable valve timing actuator.
  • Is the rotor position at the maximum valve timing retard?
Yes VARIABLE VALVE TIMING MECHANISM IS NORMAL 
NOTE:
  • This DTC is detected as an intermittent concern.
  • The intermittent concern might be removed using the cleaning mode of the variable valve timing control function.

Go to the next step.
No Replace the variable valve timing actuator, go to the next step.
6 VERIFY TROUBLESHOOTING OF DTC P0011 COMPLETED 
  • Make sure to reconnect all the disconnected connectors.
  • Clear the DTC from the PCM memory using the WDS or equivalent.
  • Turn the ignition switch off.
  • Start the engine and warm it up completely.
  • Is PENDING CODE for this DTC present?
Yes Replace the PCM, then go to the next step.
(See PCM REMOVAL/INSTALLATION ).
No Go to the next step.
7 VERIFY AFTER REPAIR PROCEDURE 
Yes Go to the applicable DTC inspection.
(See DTC TABLE ).
No Troubleshooting completed.