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Home >> VinFast >> 2023 >> VF8 Eco >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Multimedia System Diagnosis (1 Of 2) >> DTC U0422-82: Invalid Data Received from Body Control Module - Alive/Sequence Counter Incorrect/Not Updated >> VinFast DTC Guided Repair Instruction >> Operating Conditions
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Operating Conditions

Enable Criteria
  1. Ignition ON
  2. The system battery voltage is between 9V and 16V
Failure Criteria ANY ONE of the following rolling count signals does not behave according to CAN specification:
BCM_LOGICAL_CLAMP_0x102.ALIVE_BCM_LOGICAL_CLAMP
BCM_STAT_DOOR_FLAP_0x105.ALIVE_BCM_STAT_DOOR_FLAP
BCM_LIGHT_0x106.ALIVE_BCM_LIGHT
BCM_VOLTAGE_0x10A.ALIVE_BCM_VOLTAGE
BCM_CLAMP_STAT_0x112.ALIVE_BCM_CLAMP_STAT
BCM_ODO_0x319.ALIV_BCM_ODO
Failure/Mature Time Immediate
Pass Criteria ALL of the following rolling count signals behave according to CAN specification:
BCM_LOGICAL_CLAMP_0x102.ALIVE_BCM_LOGICAL_CLAMP
BCM_STAT_DOOR_FLAP_0x105.ALIVE_BCM_STAT_DOOR_FLAP
BCM_LIGHT_0x106.ALIVE_BCM_LIGHT
BCM_VOLTAGE_0x10A.ALIVE_BCM_VOLTAGE
BCM_CLAMP_STAT_0x112.ALIVE_BCM_CLAMP_STAT
BCM_ODO_0x319.ALIV_BCM_ODO
Pass/De-mature Time Immediate
Failure Aging 100 Ignition Cycles
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