Serial Communication Status Check

Connect the cable of GDS to the data link connector in driver side crash pad lower panel.
Select the "Serial Communication Line Check".

Fig 1: Scantool Display - Serial Communication Line Check
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After IG ON, select the "Receiver Communication Line Check".

Fig 2: Scantool Display - Receiver Communication Line Check
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Check the serial communication line with a GDS.
If the smart key runs normal, the communication of smart key unit and exterior receiver are normal.
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.