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Home >> Mazda >> 2020 >> CX-30 Select, AWD >> Repair and Diagnosis >> Engine Performance >> System >> On-Board Diagnostic - Engine Control System (1 Of 4) >> DTC P0126-00: Thermostat Stuck Open >> Function Inspection Using M-MDS
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Function Inspection Using M-MDS

DIAGNOSTIC 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: 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.
3 PURPOSE: DETERMINE IF MALFUNCTION CAUSE IS ECT SENSOR No. 1 (PCM INPUT SIGNAL) OR OTHER PART
  • Perform the DTC inspection for the PCM. (See DTC INSPECTION .)
  • Are any of the following DTCs displayed?
    • P0116:00
Yes Inspect for DTC P0116:00 due to the high possibility of an ECT sensor No. 1 malfunction.
(See DTC P0116:00 (US) .)
No Go to Troubleshooting Diagnostic Procedure to perform the procedure from Step 1.