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Home >> Mazda >> 2007 >> 6 Mazdaspeed >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic [Engine Control System L3 With TC] >> DTC P2108 >> Diagnostic procedure
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Diagnostic procedure

DTC P2108 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 RELATED PENDING CODE AND STORED DTCS 
  • Turn ignition switch to OFF, then ON (Engine off).
  • Verify pending and/or stored DTCs using the WDS or equivalent.
  • Is the DTC P0122, P0123, P0222 or P0223 also present?
 Yes Go to appropriate DTC troubleshooting procedure, then go to Step 7.
No Go to the next step.
4 VERIFY INTERMITTENT MALFUNCTION AT TP SENSOR NO. 1 CIRCUIT 
 Yes Repair or replace malfunctioning part, according to inspection result, the go to Step 7.
No Go to the next step.
5 VERIFY INTERMITTENT MALFUNCTION AT TP SENSOR NO. 2 CIRCUIT 
 Yes Repair or replace malfunctioning part, according to inspection result, the go to Step 7.
No Go to the next step.
6 INSPECT TP SENSOR 
  • Inspect the TP sensor.
  • Is the TP sensor normal?
 Yes Go to the next step.
No Replace the throttle body, then go to next step.
7 VERIFY TROUBLESHOOTING OF DTC P2108 COMPLETED 
  • Make sure to reconnect all disconnected connectors.
  • Clear the DTC from the PCM memory using the WDS or equivalent.
  • Turn ignition switch to the ON position (Engine off).
  • Is the 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.
8 VERIFY AFTER REPAIR PROCEDURE 
 Yes Go to the applicable DTC inspection.
(See DTC TABLE ).
No Troubleshooting completed.
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