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Serial Communication Status Check: Notes

  1. Connect the cable of scan tool to the data link connector in driver side crash pad lower panel.
  2. Select the SERIAL COMMUNICATION STATUS CHECK".
    Fig 1: Scan Tool Display - Select Serial Communication Status Check
    G06103695Courtesy of HYUNDAI MOTOR CO.
  3. After IG ON, select the "External serial line".
    Fig 2: Scan Tool Display - Select "External Serial Line"
    G06103696Courtesy of HYUNDAI MOTOR CO.
  4. Check the serial communication line with a scanner.
  5. If the smart key runs normal, the communication of smart key unit, exterior receiver and ESCL (Electronic Steering column Lock) are normal.
  6. If the smart key runs abnormal, check the following items.
    1. Disconnection or no response of the exterior receiver communication line.
    2. The exterior receiver communication line disconnection and ground connection.
    3. The ESCL disconnection or no response
    4. The ESCL disconnection and ground connection
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