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Home >> VinFast >> 2023 >> VF8 Plus >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Multimedia System Diagnosis (1 Of 2) >> DTC U0412-83: Invalid Data Received from Battery Energy Control Module "A" - Value of Signal Protection Calculation Incorrect >> VinFast DTC Guided Repair Instruction >> Operating Conditions

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:
BMS_Sts_0x215.Checksum_0x215
BMS_ChgParamReq_0x216.Checksum_0x216
Failure/Mature Time Immediate
Pass Criteria ALL of the following checksum signals are equal to the expected value according to CAN specification:
BMS_Sts_0x215.Checksum_0x215
BMS_ChgParamReq_0x216.Checksum_0x216
Pass/De-mature Time Immediate
Failure Aging 100 Ignition Cycles
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