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: Display - Serial Communication Line Checking Screen
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After IGN ON, select the "Receiver Communication Line Check".

Fig 2: Display - Receiver Communication Line Checking Screen
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Check the serial communication line with a GDS.
If the receiver communication line runs normal, check the "ESCL Communication Line Check".

Fig 3: Display - ESCL Communication Line Checking Screen
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If the smart key runs normal, the communication of smart key unit, exterior receiver and ESCL 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.
3. The ESCL disconnection or no response
4. The ESCL disconnection and ground connection