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Home >> Mazda >> 2009 >> 5 Touring, 2.3 L >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic [Engine Control System L3] >> DTC P0069 [L3] >> Diagnostic procedure

Diagnostic procedure

DTC P0069 (L3) 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 VERIFY STORED DTC 
  • Turn the ignition switch to off then start the engine.
  • Have DTC P0107, P0108, P2228 or P2229 been stored?
Yes Inspect and repair DTC P0107, P0108, P2228 or P2229.
No Go to the next step.
4 IDENTIFY TRIGGER DTC FOR FREEZE FRAME DATA 
  • Is DTC P0069 on the FREEZE FRAME DATA?
Yes Go to the next step.
No Go to troubleshooting procedures for the DTC on the FREEZE FRAME DATA.
5 INSPECT MAP SENSOR STUCK OPEN OR CLOSED 
Yes Go to the next step.
No Replace the MAP sensor, then go to step 7.
(See MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR REMOVAL/INSTALLATION [L3] .)
6 INSPECT BARO SENSOR 
Yes Go to the next step.
No Replace the PCM, then go to the next step.
(See PCM REMOVAL/INSTALLATION [L3] .)
7 VERIFY TROUBLESHOOTING OF DTC P0069 COMPLETED 
  • Make sure to reconnect all disconnected connectors.
  • Turn the ignition switch to the ON position (Engine off).
  • Clear the DTC from the memory using the M-MDS.
  • Start the engine.
  • Is the same DTC present?
Yes Replace the PCM, then go to the next step.
(See PCM REMOVAL/INSTALLATION [L3] .)
No Go to the next step.
8 VERIFY AFTER REPAIR PROCEDURE 
Yes Go to the applicable DTC inspection.
(See DTC TABLE [L3] .)
No DTC troubleshooting completed.