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Home >> VinFast >> 2023 >> VF8 Eco >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Communication Gateway Diagnosis (1 Of 2) >> DTC U1630-81: Invalid Data Received from Multi-Function Switch Control Module - Invalid Serial Data Received >> VinFast DTC Guided Repair Instruction >> Repair Instruction
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Repair Instruction

Repair Actions

  1. Check for communication faults with XGW from other ECU's and investigate faults with XGW
  2. If fault returns, check for communication faults from the LIN CAN Communication BUS linking XGW and MFS and investigate faults with LIN CAN Communication BUS
  3. If fault returns, replace MFS and clear DTC
  4. If fault returns, replace XGW and clear DTC