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Home >> VinFast >> 2023 >> VF8 Plus >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Communication Gateway Diagnosis (1 Of 2) >> DTC B2004-04: Multi-Function Switch Control Module - System Internal Failure >> VinFast DTC Guided Repair Instruction >> Repair Instruction

Repair Instruction

Repair Actions

  1. Check electrical circuits between XGW and Multi-Function Switch Control Module, repair if faulty and clear DTC
  2. If fault returns, check Multi-Function Switch Control Module, replace if faulty and clear DTC
  3. If fault returns, replace XGW and clear DTC