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Home >> Mazda >> 2006 >> 6 i, 4D Sedan, Standard >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic [Engine Control System L3) >> DTC P0107 >> Diagnostic Procedure
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Diagnostic Procedure

DTC P0107 DIAGNOSTIC PROCEDURE

STEP INSPECTION ACTION
1 VERIFY FREEZE FRAME DATA HAS BEEN RECORDED 
  • Has FREEZE FRAME DATA been recorded?
 Yes Go to the next step.
No Recorded FREEZE FRAME DATA on 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 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 MAP PID WHEN MAP SENSOR CONNECTOR IS DISCONNECTED 
  • Disconnect MAP sensor connector.
  • Is voltage above 4.9 V  ?
 Yes Go to the next step.
No Go to step 5.
4 INSPECT POWER SUPPLY CIRCUIT VOLTAGE AT MAP SENSOR CONNECTOR 
NOTE:
  • If DTC P0122 and P2228 are also retrieved with P0107, go to troubleshooting procedure.

  • Turn ignition switch to ON (Engine off).
  • Measure voltage between MAP sensor terminal C (wiring harness-side) and body ground.
  • Is voltage within 4.5-5.5 V  ?
 Yes Check for poor connection of MAP sensor terminal C (wiring harness-side).
  • Repair or replace terminal if necessary.
  • If normal, replace MAP sensor.

Then go to Step 7.
No Check for open circuit between PCM terminal 2AU (wiring harness-side) and MAP sensor terminal C (wiring harness side).
Repair or replace suspected harness, then go to Step 7.
5 INSPECT MAP SENSOR SIGNAL CIRCUIT FOR SHORT TO GROUND 
  • Turn the ignition switch off.
  • Disconnect PCM connector.
  • Inspect continuity between MAP sensor terminal D (wiring harness-side) and body ground.
  • Is there continuity?
 Yes Repair or replace suspected harness, then go to Step 7.
No Go to the next step.
6 INSPECT MAP SENSOR SIGNAL AND GROUND CIRCUIT FOR SHORT EACH OTHER 
  • Check continuity between MAP sensor terminals D and A (wiring harness-side).
  • Is there continuity?
 Yes Repair or replace suspected harness, then go to the next step.
No Go to the next step.
7 VERIFY TROUBLESHOOTING OF DTC P0107 COMPLETED 
  • Make sure to reconnect all disconnected connectors.
  • Turn ignition switch to ON (Engine off).
  • Clear the DTC from the PCM memory using the WDS or equivalent.
  • Start engine and warm it up completely.
  • Is same DTC present?
 Yes Replace 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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