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Home >> VinFast >> 2023 >> VF8 Plus >> Repair and Diagnosis (Single Page) >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Vehicle Control Diagnosis (9 Of 10) >> DTC U049F-82: Invalid Data Received from Gear Shifter Module - Alive/Sequence Counter Incorrect/Not Updated >> VinFast DTC Guided Repair Instruction >> Repair Instruction

Repair Instruction

Repair Actions

  1. Check for communication faults with Gear Shifter Module from other ECU's and investigate faults with Gear Shifter Module
  2. If fault returns, check for communication faults from the PT CAN Communication BUS linking VCU and Gear Shifter Module and investigate faults with PT CAN Communication BUS
  3. If fault returns, check electrical circuits between VCU and Gear Shifter Module, repair if faulty and clear DTC
  4. If fault returns, replace Gear Shifter Module and clear DTC
  5. If fault returns, replace VCU and clear DTC