The vehicle’s front and rear seats have adjustable head restraints. The head restraints provide comfort for passengers, but more importantly they are designed to help protect passengers from whiplash and other neck and spinal injuries during an accident, especially in a rear impact collision.
WARNING
To reduce the risk of serious injury or death in an accident, take the following precautions when adjusting your head restraints:
NOTICE
To prevent damage, NEVER hit or pull on the head restraints.
Hyundai Sonata LF 2014-2019 Service Manual: Catalytic Converter Description and Operation
Description
The catalytic converter of the gasoline engine is a three way
catalyst. It oxidizes carbon monoxide and hydrocarbons (HC), and
separates oxygen from the oxides of nitrogen (NOx).
[WCC]
[UCC] ...
Hyundai Sonata LF 2014-2019 Owners Manual: Smart Cruise Control Vehicleto- Vehicle Distance
To set Vehicle-to-Vehicle Distance
When the Smart Cruise Control System is ON, you can set and maintain the distance
from the vehicle ahead of you without pressing the accelerator or brake pedal.
Each time the button is pressed, the vehicle to vehicle distance changes as follows:
For example, if ...