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Home >> VinFast >> 2023 >> VF9 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