Hyundai Sonata: Smart Key System / Smart Key Repair procedures

Smart Key
Smart Key Code Saving
1.
Connect the DLC cable of GDS to the data link connector (16 pins) in driver side crash pad lower panel, turn the power on GDS.

2.
Select the vehicle model and then do "Smart Key Code Saving".

3.
After selecting "Smart Key Teaching" menu, push "ENTER" key, then the screen will be shown as below.

4.
After having the teaching smart key, push "ENTER" key.
5.
Input the "Pin Code" for first key teaching.

6.
Press the SSB with smart key within 5 sec after pressing "OK".

7.
Confirm the message "First Key Teaching Completed".

8.
Press the SSB with smart key within 5 sec after pressing "OK".

9.
Confirm the message "Second Key Teaching Completed".

10.
Then the screen will be shown as below when key teaching process is completed.

Description and Operation
Description The SMART KEY system is a system that allows the user to access and operate a vehicle in a very convenient way. To access the vehicle, no traditional key or remote control unit is n ...

Smart Key Unit Components and Components Location
Components (1) NoConnector AConnector BConnector C1BAT (+)_SignalDriver's door antenna_GND-2BAT (+)_PowerDriver's door antenna_Power-3IGN 1--4IGN 2_Relay outputB-CAN (High)SSB LED (OFF)5IGN 1_Rel ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Ignition Coil Description and Operation
Description An ignition coil is an induction coil in an engine's ignition system which transforms the battery's low voltage to the high voltage needed to create an electric spark in the spark plugs to ignite the fuel. Coils have an internal resistor while others rely on a resistor wire or ...

Hyundai Sonata LF 2014-2019 Owners Manual: Parking
Always come to a complete stop and continue to depress the brake pedal. Move the shift lever into the P (Park) position, apply the parking brake, and place the ignition switch in the LOCK/OFF position. Take the Key with you when exiting the vehicle. WARNING When you stay in the vehicle with the e ...

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