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Home >> Mazda >> 2021 >> 3 Select, 4D Hatchback, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Collision/Avoidance >> On-Board Diagnostic - Vehicle Control Module (1 Of 2) >> DTC B14F2-86: Error Signal Received From Module Related To Rear Side Radar Sensor (RH) [Vehicle Control Module] >> Outline
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DTC B14F2-86: Error Signal Received From Module Related To Rear Side Radar Sensor (RH) [Vehicle Control Module]: Outline

DTC B14F2:86 [VEHICLE CONTROL MODULE] DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location Error signal received from module related to rear side radar sensor (RH)
Detection condition
  • The vehicle control module (VCM) detects that the rear side radar sensor (RH) received an error signal from the vehicle control module (VCM) or rear side radar sensor (LH) for 15 s.
Fail-safe (See DTC TABLE [VEHICLE CONTROL MODULE (US)] .)
Possible cause
  • Malfunction in CAN communication related module with rear side radar sensor (RH)
  • Rear side radar sensor (LH) malfunction
  • Rear side radar sensor (RH) malfunction
  • Vehicle control module (VCM) malfunction (built into body control module (BCM))
System wiring diagram Not applicable
Connector diagram Not applicable