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Home >> Mazda >> 2019 >> 3 Base, 4D Hatchback, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Collision/Avoidance >> On-Board Diagnostic - Vehicle Control Module (1 Of 2) >> DTC B14F7-88: Unit Communication Error (HS-Can) (VCM) >> With 360° View Monitor Control Module >> Outline
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With 360° View Monitor Control Module: Outline

DTC B14F7:88 (VCM) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location Unit communication error (HS-CAN)
Detection condition
  • The vehicle control module (VCM) received a BUS OFF signal (HS-CAN) from the 360° view monitor control module for 10 s.
Fail-safe (See DTC TABLE (VCM (US)) .)
Possible cause
  • Malfunction in CAN BUS communication line between vehicle control module (VCM) and 360° view monitor control module
  • 360° view monitor control module malfunction
  • Vehicle control module (VCM) malfunction
System wiring diagram Not applicable