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Home >> Mazda >> 2021 >> CX-3 AWD >> Repair and Diagnosis (Single Page) >> Body & Frame >> Door Locks >> On-Board Diagnostic - Start Stop Unit >> DTC B13D3-4A: Remote Transmitter Matching Malfunction (Start Stop Unit) >> Notes
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DTC B13D3-4A: Remote Transmitter Matching Malfunction (Start Stop Unit): Notes

DTC B13D3:4A (START STOP UNIT) DETECTION CONDITION AND POSSIBLE CAUSE

Description Remote transmitter matching malfunction
Detection condition
  • Start stop unit detects a remote transmitter different from the one equipped to the vehicle.
Fail-safe Not applicable
Possible cause
  • Mistaken remote transmitter registration
  • Start stop unit configuration error
  • Remote transmitter malfunction
  • Start stop unit malfunction
System wiring diagram Not applicable