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Home >> Mazda >> 2021 >> 3 Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> On-Board Diagnostic - Vehicle Control Module (1 Of 2) >> DTC B14F3-86: Error Signal Received From Driver Monitoring (Dm)-Related Module [Vehicle Control Module] >> Outline

DTC B14F3-86: Error Signal Received From Driver Monitoring (Dm)-Related Module [Vehicle Control Module]: Outline

DTC B14F3:86 [VEHICLE CONTROL MODULE] DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location Error signal received from driver monitoring (DM)-related module
Detection condition
  • The vehicle control module (VCM) detects that the driver monitoring camera unit received an error signal from the driver monitoring (DM)-related module for 15 s.
Fail-safe (See DTC TABLE [VEHICLE CONTROL MODULE (US)] .)
Possible cause
  • CAN communication related module malfunction
  • Driver monitoring camera unit malfunction
  • Vehicle control module (VCM) malfunction (built into body control module (BCM))
System wiring diagram Not applicable
Connector diagram Not applicable