Hyundai Sonata LF 2014-2019 Owners Manual: Immobilizer Indicator Light (With Smart Key)
This indicator light illuminates for up to 30 seconds:
When the vehicle detects the smart key in the vehicle properly while the ignition
switch or the Engine Start/ Stop button is ACC or ON.
- At this time, you can start the engine.
- The indicator light goes off after starting the engine.
This in ...
Hyundai Sonata LF 2014-2019 Owners Manual: System setting and activation
System setting
The Driver Attention Alert system is set to be in the OFF position, when
your vehicle is first delivered to you from the factory.
To turn ON the Driver Attention Alert system, turn on the engine, and then
select 'User Settings → Driving Assist → Driver Attention Alert → ...