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Home >> Mazda >> 2023 >> CX-5 S Premium Plus >> Repair and Diagnosis >> Brakes >> Traction Control >> On-Board Diagnostic - Dynamic Stability Control >> DTC U0420-00: Abnormal Message From EPS Control Module [DSC HU/Cm] >> Notes
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DTC U0420-00: Abnormal Message From EPS Control Module [DSC HU/Cm]: Notes

DTC U0420:00 (DSC HU/CM) DETECTION CONDITION AND POSSIBLE CAUSE

DTC U0420:00 Abnormal message from EPS control module
DETECTION CONDITION
  • Correct data cannot be received from EPS control module
FAIL-SAFE FUNCTION Refer to "DTC Table" and "Fail-safe Function Malfunction Contents". (See DTC TABLE [DSC HU/CM] .)
POSSIBLE CAUSE
  • EPS control module malfunction
SYSTEM WIRING DIAGRAM Not applicable