Hyundai Elantra: 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 after 2 seconds or when the accelerator pedal is depressed.
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.
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 1st gear (for
manual transmission vehicle) o ...
Other information:
Hyundai Elantra AD (2016-2020) Service Manual: Schematic Diagrams
Trouble Symptom Charts
Component Parts And Function Outline
Component partFunctionCruise Control SwitchInput the set speed and distance to the SCC ECU.Instrument ClusterDisplay various information inputted from SCC.Smart Cruise Control UnitRecognize and track the vehicle ahead.Calculate the targ ...
Hyundai Elantra AD (2016-2020) Service Manual: Brake Pedal Components and Components Location
Components
1. Stop lamp switch2. Brake pedal member assembly3. Return spring4. Bolt5. Brake pedal arm assembly
...
