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Home >> Mazda >> 2021 >> 3 Select, 4D Hatchback, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> On-Board Diagnostic - Vehicle Control Module (1 Of 2) >> DTC B14F7-64: Configuration Data Of Body Control Module (BCM) Not Matched [Vehicle Control Module] >> With Parking Assist Unit (Optical) >> Outline
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With Parking Assist Unit (Optical): Outline

DTC B14F7:64 [VEHICLE CONTROL MODULE] DETECTION CONDITION AND POSSIBLE CAUSE - WITH PARKING ASSIST UNIT (OPTICAL)

System malfunction location Configuration data of body control module (BCM) not matched
Detection condition
  • The vehicle control module (VCM) detects that the configuration data of the parking assist unit (optical) and the body control module (BCM) is not matched for 10 s.
Fail-safe (See DTC TABLE [VEHICLE CONTROL MODULE (US)] .)
Possible cause
  • Malfunction in CAN communication line between body control module (BCM) and parking assist unit (optical)
  • Inappropriate parking assist unit (optical) replacement procedure
  • Configuration data of body control module (BCM) and parking assist unit (optical) is not matched
    • Body control module (BCM) configuration data write error
      • Configuration not completed after parking assist unit (optical) replacement
  • Parking assist unit (optical) malfunction
  • Body control module (BCM) malfunction
System wiring diagram Not applicable
Connector diagram Not applicable