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Home >> Mazda >> 2021 >> CX-30 Turbo Premium >> Repair and Diagnosis >> External Pages >> Different car >> Section 73 (On-Board Diagnostics - Dynamic Stability Control System (DSC)) >> DTC C1045-49: DSC HU/Cm (Internal Malfunction) >> 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.
Step Inspection Results Action
1 INSPECT DSC HU/CM FOR MALFUNCTION DEPENDING ON REPEATABILITY
  • Clear the DTC recorded in the memory. (See CLEARING DTC .)
  • Perform the DTC inspection for the DSC HU/CM. (See DTC INSPECTION .)
  • Is the same Pending DTC present?
 Yes Replace the DSC HU/CM and perform the repair completion verification.
(See DSC HU/CM REMOVAL/INSTALLATION [L.H.D. (US)] .)
No Go to the next step.
Repair completion verification VERIFY IF OTHER DTCs DISPLAYED
  • Perform the DTC inspection. (See DTC INSPECTION .)
  • Are any DTCs displayed?
 Yes Repair the malfunctioning location according to the applicable DTC troubleshooting.
No DTC troubleshooting completed.
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