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Home >> Mazda >> 2021 >> 3 Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Collision/Avoidance >> On-Board Diagnostic - Vehicle Control Module (1 Of 2) >> DTC B14FA-00: Front Radar Sensor Internal Temperature Abnormality [Vehicle Control Module] >> Outline

DTC B14FA-00: Front Radar Sensor Internal Temperature Abnormality [Vehicle Control Module]: Outline

DTC B14FA:00 [VEHICLE CONTROL MODULE] DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location Front radar sensor internal temperature abnormality
Detection condition
  • The vehicle control module (VCM) detects that the front radar sensor internal temperature is abnormally low for 10 s.
Fail-safe (See DTC TABLE [VEHICLE CONTROL MODULE (US)] .)
Possible cause
  • Temporary decrease in internal temperature of front radar sensor
  • Front radar sensor malfunction
  • Vehicle control module (VCM) malfunction (built into body control module (BCM))
System wiring diagram Not applicable
Connector diagram Not applicable