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Home >> VinFast >> 2023 >> VF9 Eco >> Repair and Diagnosis (Single Page) >> Steering >> Electronic Steering >> Power Steering System Diagnosis (2 Of 2) >> DTC U053B-83: Image Processing Module "A" (SCAM) - Value Of Signal Protection Calculation Incorrect >> VinFast DTC Guided Repair Instruction >> Operating Conditions
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Operating Conditions

Enable Criteria
  1. 3000 ms after IGN ON
  2. do not enter over range (Battery voltage is between 9V to 16V)
  3. after over range, go in to normal range (Battery voltage is between 9V to 16V) at least Restart (=500 ms) time
  4. Communication Control Diag.Service = enableRxAndTx or enableRxAndDisableTx
  5. ControlDTC Disable Diag.Service = On
  6. Vehicle CAN bus is normal (not Bus Off)
Failure Criteria
  1. Detection of CRC Error in Message ADAS EPS LATE CON (0x37A)
  2. Detection of CRC Error in Message ADAS_LKA (0x132)
Failure/Mature Time
  1. 100 ms (+-10%)
  2. 200 ms (+-10%)
Pass Criteria
  1. CRC is normal in Message ADAS EPS LATE CON (0x37A)
  2. CRC is normal in Message ADAS_LKA (0x132)
Pass/De-mature Time Immediately
Failure Aging 40 Ignition cycles