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Home >> Mazda >> 2022 >> CX-30 Select >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> On-Board Diagnostic - Vehicle Control Module (2 Of 4) >> DTC B14F7-88: Unit Communication Error (Can) [Vehicle Control Module] >> With Parking Assist System >> Outline

With Parking Assist System: Outline

DTC B14F7:88 (VEHICLE CONTROL MODULE) DETECTION CONDITION AND POSSIBLE CAUSE - WITH PARKING ASSIST SYSTEM

System malfunction location Unit communication error (CAN)
Detection condition
  • The vehicle control module (VCM) received a BUS OFF signal (CAN) from the parking assist unit (optical) for 10 s.
Fail-safe (See DTC TABLE: [VEHICLE CONTROL MODULE (US)] .)
Possible cause
  • Malfunction in CAN BUS communication line between vehicle control module (VCM) and parking assist unit (optical)
  • Parking assist unit (optical) malfunction
  • Vehicle control module (VCM) malfunction
System wiring diagram Not applicable