Home >> VinFast >> 2023 >> VF9 Plus >> Repair and Diagnosis (Single Page) >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Climate Control Diagnosis (2 Of 3) >> DTC U0422-83: Invalid Data Received From Body Control Module - Value Of Signal Protection Calculation Incorrect >> VinFast DTC Guided Repair Instruction >> Failure Actions