Hyundai Sonata LF 2014-2019 Owners Manual: Emission Control System
The emission control system of your vehicle is covered by a written limited warranty.
Please see the warranty information contained in the Owner’s Handbook & Warranty
Information booklet in your vehicle.
Your vehicle is equipped with an emission control system to meet all applicable
emissio ...
Hyundai Sonata LF 2014-2019 Owners Manual: Battery replacement
If the Smart Key is not working properly, try replacing the battery with a new
one.
Battery Type: CR2032
To replace the battery:
1. Pry open the rear cover of the smart key.
2. Remove the old battery and insert the new battery.
3. Reinstall the rear cover of the smart key.
If you suspect your smar ...