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Home >> Mazda >> 2017 >> CX-5 Grand Select, FWD >> Repair and Diagnosis >> Brakes >> Traction Control >> On-Board Diagnostic - Dynamic Stability Control (DSC) >> DTC U0405-00; Abnormal Message From Pcm >> Diagnostic procedure

Diagnostic procedure

DIAGNOSTIC PROCEDURE

STEP INSPECTION ACTION
1 INSPECT FOR PCM MALFUNCTION Yes Go to applicable DTC inspection.
(See DTC TABLE [PCM (SKYACTIV-G 2.0, SKYACTIV-G 2.5)] .)
No Go to the next step.
2 VERIFY THAT THE SAME DTC IS NOT PRESENT Yes Repeat the inspection from Step 1.
If the malfunction recurs, replace the PCM, then go to the next step.
(See PCM REMOVAL/INSTALLATION [SKYACTIV-G 2.0, SKYACTIV-G 2.5] .)
No Go to the next step.
3 VERIFY THAT NO OTHER DTCS ARE PRESENT
  • Are any other DTCs output?
Yes Go to the applicable DTC inspection.
(See DTC TABLE [DYNAMIC STABILITY CONTROL (DSC)] .)
No DTC troubleshooting completed.