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Home >> Mazda >> 2021 >> CX-30 Turbo Premium >> Repair and Diagnosis >> External Pages >> Different car >> Section 19 (On-Board Diagnostics - Automatic Transaxle System (EV6A-El, EV6AX-El)) >> DTC P0757-00: Shift Solenoid No. 2 Stuck On (TCM) (Us) >> Diagnostic Procedure

Diagnostic Procedure

WARNING: This page is about a different car, the 2020 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.
DTC P0757:00 (TCM, EV6A-EL, EV6AX-EL, US) DIAGNOSTIC PROCEDURE

Step Inspection Results Action
1 VERIFY DTC OUTPUT STATUS
  • Is the DTC P1738:00 also present?
 Yes Go to the applicable DTC inspection.
(See DTC P1738:00 (TCM) (US) .)
No Go to the next step.
2 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 of the PC function.
 - Go to the next step.
3 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.
4 PERFORM ON-BOARD DIAGNOSTIC TEST
  • Perform the following procedure to ensure that the DTC has been resolved:
  1. Start the engine.
  2. Verify that the ATF temperature is 55°C {131°F} or more.
 Yes Replace the control valve body, then go to repair completion verification.
(See CONTROL VALVE BODY REMOVAL/INSTALLATION [EV6A-EL, EV6AX-EL (US)] .)
No No DTCs are displayed:
  • Drive the vehicle to check it, and if there is no problem then the DTC troubleshooting is complete.

If a DTC other than the one indicated on the left is displayed:
Repair completion verification RE-PERFORM ON-BOARD DIAGNOSTIC TEST
  • Perform the following procedure to ensure that the DTC has been resolved:
  1. Start the engine.
  2. Verify that the ATF temperature is 55°C {131°F} or more.
 Yes Repair the malfunctioning location according to the applicable DTC troubleshooting.
(See ON-BOARD DIAGNOSTIC SYSTEM DTC TABLE (TCM) (US) .)
No DTC troubleshooting completed.
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