Always set the parking brake before leaving the vehicle, to apply:
Firmly depress the brake pedal.
Depress the parking brake pedal down as far as possible.
WARNING
To reduce the risk of SERIOUS INJURY or DEATH, do not operate the parking brake while the vehicle is moving except in an emergency situation. It could damage the brake system and lead to an accident.
To release:
Firmly depress the brake pedal.
Depress the parking brake pedal down and it will release automatically.
If the parking brake does not release or does not release all the way, have your vehicle checked by an authorized HYUNDAI dealer.
WARNING
NOTICE
Check the Parking Brake Warning Light by placing the ignition switch to the ON position (do not start the engine).
This light will be illuminated when the parking brake is applied with the ignition switch in the START or ON position.
Before driving, be sure the parking brake is released and the Brake Warning Light is OFF.
If the Parking Brake Warning Light remains on after the parking brake is released while engine is running, there may be a malfunction in the brake system. Immediate attention is necessary.
If at all possible, cease driving the vehicle immediately. If that is not possible, use extreme caution while operating the vehicle and only continue to drive the vehicle until you can reach a safe location.
Hyundai Sonata LF 2014-2019 Owners Manual: Hazard Warning Flasher
The hazard warning flasher serves as a warning to other drivers to exercise extreme
caution when approaching, overtaking, or passing your vehicle.
It should be used whenever emergency repairs are being made or when the vehicle
is stopped near the edge of a roadway.
To turn the hazard warning flas ...
Hyundai Sonata LF 2014-2019 Owners Manual: Seat Belt-Driver’s 3-point system with emergency locking retractor
To fasten your seat belt:
Pull the seat belt out of the retractor and insert the metal tab (1) into the
buckle (2). There will be an audible "click" when the tab locks into the buckle.
The seat belt automatically adjusts to the proper length after the lap belt portion
is adjusted manually so that ...