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Home >> VinFast >> 2023 >> VF9 Eco >> Repair and Diagnosis (Single Page) >> Brakes >> Traction Control >> Intelligent Distribution Brake Diagnosis (2 Of 2) >> DTC U0420-82: Steering Angle Sensor (SAS)- Control Module-Alive/Sequence Counter Incorrect/Not Updated >> VinFast DTC Guided Repair Instruction >> Operating Conditions
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Operating Conditions

Enable Criteria ECU On
IGN On
The Battery voltage is between 9 V to 16 V.
Failure Criteria Wrong alive counter (not by one sequentially) is received continuously.
  Signal name: ALV SAS Sensor
Failure/Mature Time 100 ms
Pass Criteria Message is received normally over 100 ms
Pass/De-mature Time 100 ms
Failure Aging 40 Ignition cycles.