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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 U045D-83: Invalid Data Received from Advanced Driving System Control Module "A" - Value of Signal Protection Calculation Incorrect >> 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 checksum signals is not equal to the expected value according to CAN specification:
ADAS_LDW_LKA_0x127.CHSKM_ADAS_LDW_LKA
ADAS_FCW_RCTA_0x128.CHSKM_ADAS_FCW_RCTA
ADAS_BSD_0x133.CHSKM_ADAS_BSD
ADAS_PA_0x351.CHSKM_ADAS_PA
ADAS_AHB_DOW_0x352.CHSKM_ADAS_AHB_DOW
ADAS_CMP_ACC_0x353.CHSKM_ADAS_ACC
ADAS_WarnMsg_0x4C0.CHSKM_ADAS_WarnMsg
Failure/Mature Time Immediate
Pass Criteria ALL of the following checksum signals are equal to the expected value according to CAN specification:
ADAS_LDW_LKA_0x127.CHSKM_ADAS_LDW_LKA
ADAS_FCW_RCTA_0x128.CHSKM_ADAS_FCW_RCTA
ADAS_BSD_0x133.CHSKM_ADAS_BSD
ADAS_PA_0x351.CHSKM_ADAS_PA
ADAS_AHB_DOW_0x352.CHSKM_ADAS_AHB_DOW
ADAS_CMP_ACC_0x353.CHSKM_ADAS_ACC
ADAS_WarnMsg_0x4C0.CHSKM_ADAS_WarnMsg
Pass/De-mature Time Immediate
Failure Aging 100 Ignition Cycles