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Home >> Mazda >> 2012 >> CX-9 Sport, 3.7L Eng VIN A, AWD >> Repair and Diagnosis >> Body & Frame >> Door Locks >> On-Board Diagnostic [Advanced Keyless Entry System And Keyless Start System] >> DTC U2023 [Advanced Keyless Entry And Start System] >> Notes

DTC U2023 [Advanced Keyless Entry And Start System]: Notes

DTC U2023 CHART (ADVANCED KEYLESS ENTRY AND START SYSTEM)

DTC U2023 Abnormal message from PCM
DETECTION CONDITION 
  • Correct data cannot be received from PCM
POSSIBLE CAUSE 
  • PCM malfunction