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Home >> Mazda >> 2021 >> 3 Select, 4D Hatchback, FWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> On-Board Diagnostic - Vehicle Control Module (1 Of 2) >> DTC B14F0-78: Forward Sensing Camera (FSC) Optical Axis Deviation (Detected While Driving) [Vehicle Control Module] >> Outline
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DTC B14F0-78: Forward Sensing Camera (FSC) Optical Axis Deviation (Detected While Driving) [Vehicle Control Module]: Outline

DTC B14F0:78 [VEHICLE CONTROL MODULE] DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location Forward sensing camera (FSC) optical axis deviation (detected while driving)
Detection condition
  • The vehicle control module (VCM) detects that there is a large deviation of the optical axis while driving from what the forward sensing camera (FSC) learned in advance.
Fail-safe (See DTC TABLE [VEHICLE CONTROL MODULE (US)] .)
Possible cause
  • Forward sensing camera (FSC) optical axis deviation
    • Poor installation of bracket related to the forward sensing camera (FSC)
  • Tire shape changed due tire wear
  • Forward sensing camera (FSC) malfunction
  • Vehicle control module (VCM) malfunction (built into body control module (BCM))
System wiring diagram Not applicable
Connector diagram Not applicable