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Home >> VinFast >> 2023 >> VF8 Plus >> Repair and Diagnosis (Single Page) >> Hybrid/Electric Powertrain >> Testing and Diagnosis >> Vehicle Control Diagnosis (8 Of 10) >> DTC U0461-81: Invalid Data Received from Acoustic Vehicle Alerting System (AVAS) Control Module "A" - Invalid Serial Data Received >> VinFast DTC Guided Repair Instruction >> Repair Instruction

Repair Instruction

Repair Actions

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