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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 P1728-00: Clutch Slippage (TCM) (Us) >> Diagnostic Procedure

Diagnostic Procedure

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DTC P1728:00 (TCM, EV6A-EL, EV6AX-EL, US) DIAGNOSTIC PROCEDURE

Step Inspection Results Action
1 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 INSPECT ATF LEVEL
 Yes Adjust the ATF level to the specification, then go to repair completion verification.
(See AUTOMATIC TRANSAXLE FLUID (ATF) ADJUSTMENT [EV6A-EL, EV6AX-EL (US)] .)
No Replace the automatic transaxle, then go to repair completion verification.
(See AUTOMATIC TRANSAXLE REMOVAL/INSTALLATION [EV6A-EL (US)] .)
(See AUTOMATIC TRANSAXLE REMOVAL/INSTALLATION [EV6AX-EL (US)] .)
Repair completion verification VERIFY DTC TROUBLESHOOTING COMPLETED
  • Clear the DTC using the M-MDS. (See CLEARING DTC .)
  • Perform the following procedure to ensure that the DTC has been resolved:
  1. Drive the vehicle without shifting for 20 min or more under the following conditions:
  • Vehicle speed: 5 km/h {3 mph} or more
    • Selector lever position: D position
    • Perform the DTC inspection using the M-MDS. (See DTC INSPECTION .)
  • Are any DTCs present?
 Yes ATF amount in Step 2 is correct

ATF amount adjusted in Step 2:
No DTC troubleshooting completed.
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