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Home >> VinFast >> 2023 >> VF9 Eco >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Multimedia System Diagnosis (1 Of 2) >> DTC U0416-83: Invalid Data Received from Vehicle Control Unit (VCU) Module - 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:
VCU ChargingConnection 0x165.CHSKM VCU ChargingConnection
VCU_HVsystem_status_0x3E0.CRC_VCU_HVsystem_status
Failure/Mature Time Immediate
Pass Criteria ALL of the following checksum signals are equal to the expected value according to CAN specification:
VCU_ChargingConnection_0x165.CHSKM_VCU_ChargingConnection
VCU_HVsystem_status_0x3E0.CRC_VCU_HVsystem_status
Pass/De-mature Time Immediate
Failure Aging 100 Ignition Cycles
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