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Home >> Mazda >> 2021 >> CX-30 Turbo Premium >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (On-Board Diagnostic - Engine Control System (VIN L & VIN M) (4 Of 4)) >> DTC P3498:00 Or P349B:00 [Pcm (SKYACTIV-G (Us))] >> PID Item/Simulation Item Used In Diagnosis >> Function Inspection Using M-MDS

Function Inspection Using M-MDS

WARNING: This page is about a different variant/trim than selected.
DIANOSTIC PROCEDURE - FUNCTION INSPECTION USING M-MDS

Step Inspection Results Action
1 PURPOSE: VERIFY RELATED REPAIR INFORMATION OR SERVICE INFORMATION AVAILABILITY
  • Verify related Service Bulletins, on-line repair information, or Service Information availability.
  • Is any related Information available?
Yes Perform repair or diagnosis according to the available information.
  • If the vehicle is not repaired, go to the next step.
No Go to the next step.
2 PURPOSE: IDENTIFY TRIGGER DTC FOR FREEZE FRAME DATA
  • Is the DTC P3498:00 or P349B:00 on freeze frame data?
Yes Go to the next step.
No Go to the troubleshooting procedure for DTC on freeze frame data.
(See DTC TABLE [PCM (SKYACTIV-G (US))] .)
3 PURPOSE: RECORD VEHICLE STATUS WHEN DTC WAS DETECTED TO UTILIZE WITH REPEATABILITY VERIFICATION
  • Record the freeze frame data/snapshot data.
NOTE:
  • Recording can be facilitated using the screen capture function of the PC.
- Go to the next step.
4 PURPOSE: INSPECT FOR OTHER RELATED DTCs
  • Perform the DTC inspection for the PCM.

    (See DTC INSPECTION .)

  • Are any other DTCs displayed?
Yes Repair the malfunctioning location according to the applicable DTC troubleshooting.
(See DTC TABLE [PCM (SKYACTIV-G (US))] .)
No Go to the next step.
5 PURPOSE: VERIFY IF THERE IS PID ITEM CAUSING DRASTIC CHANGES OF ACCELERATION FLUCTUATION BY INPUT SIGNAL TO PCM
  • APP1
  • APP2
  • ECT
  • ECT_VOLT
  • IAT
  • MAF
  • MAP
  • MAP_VOLT
  • ENG_RPM
  • TP_RELAT
  • VSS
  • Is there a PID item affected by acceleration fluctuation?
Yes Inspect the suspected sensor and related wiring harness.
  • If there is any malfunction:
  • Repair or replace the malfunctioning part.
  • Go to Troubleshooting

Diagnostic Procedure to perform the repair completion verification.
  • If there is no malfunction:
  • Go to the next step.
No Go to the next step.