Hyundai Sonata: Braking System / Hill-Start Assist Control (HAC)
The Hill-Start Assist Control (HAC) helps prevent the vehicle from rolling backwards when starting a vehicle from a stop on a hill. The system operates the brakes automatically for approximately 2 seconds and releases the brake when the accelerator pedal is depressed or after 2 seconds.
WARNING
Always be ready to depress the accelerator pedal when starting off on a incline. The HAC activates only for approximately 2 seconds.
NOTICE
- The HAC does not operate when the shift lever is in P (Park) or N (Neutral)
- The HAC activates even though the ESC (Electronic Stability Control) is off but does not activate when the ESC has malfunctioned.
ESC OFF usage
When Driving
The ESC OFF mode should only be used briefly to help free the vehicle if stuck
in snow or mud by temporarily stopping operation of the ESC to maintain wheel torque.
To turn ESC off while ...
Good Braking Practices
WARNING
Whenever leaving the vehicle or parking, always come to a complete stop and
continue to depress the brake pedal. Move the shift lever into the P (Park) position,
then apply the parking brake ...
Other information:
Hyundai Sonata LF 2014-2019 Owners Manual: Driver's and passenger's front air bags
Your vehicle is equipped with a Advanced Supplemental Restraint System (SRS)
and lap/shoulder belts at both the driver and passenger seating positions.
The SRS consists of air bags which are located in the center of the steering
wheel, in the driver's side lower crash pad below the steering wheel ...
Hyundai Sonata LF 2014-2019 Owners Manual: Shift-Lock Release
If the shift lever cannot be moved from the P (Park) position into R (Reverse)
position with the brake pedal depressed, continue depressing the brake, and then
do the following:
1. Place the ignition switch in the LOCK/OFF position.
2. Apply the parking brake.
3. Carefully remove the cap (1) cove ...
