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Home >> Mazda >> 2006 >> MX-5 Miata Base >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic [Engine Control System] >> DTC P0011 >> Diagnostic Procedure
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Diagnostic Procedure

DTC P0011 DIAGNOSTIC PROCEDURE TABLE

STEP INSPECTION ACTION
1 VERIFY FREEZE FRAME DATA HAS BEEN RECORDED 
  • Has FREEZE FRAME DATA been recorded?
Yes Go to the next step.
No Record the FREEZE FRAME DATA on the repair order, then go to the next step.
2 VERIFY RELATED REPAIR INFORMATION AVAILABILITY 
  • Verify related Service Bulletins and/or on-line repair information availability.
  • Is any related repair information available?
Yes Perform 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  Yes Go to the next step.
No Replace the OCV, then go to Step 6.
(See OIL CONTROL VALVE (OCV) REMOVAL/INSTALLATION .)
4 INSPECT STOPPER PIN MECHANISM  Yes Go to the next step.
No Replace the variable valve timing actuator, then go to Step 6.
(See VARIABLE VALVE TIMING ACTUATOR REMOVAL/INSTALLATION .)
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.
  • An 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.
(See VARIABLE VALVE TIMING ACTUATOR REMOVAL/INSTALLATION .)
6 VERIFY TROUBLESHOOTING OF DTC P0011 COMPLETED 
  • Make sure to reconnect all 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 the same 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.