Hyundai Palisade: Braking system / Hill-Start Assist Control (HAC)

Hyundai Palisade (LX2) 2020-2025 Owner's Manual / Driving Your Vehicle / 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 an incline. The HAC activates only for approximately 2 seconds.

NOTICE

The HAC does not operate when the vehicle is shifted to 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.

Vehicle Stability Management (VSM)

The Vehicle Stability Management (VSM) is a function of the Electronic Stability Control (ESC) system. It helps ensure the vehicle stays stable when accelerating or braking suddenly on wet, slippery and rough roads where traction over the four tires can suddenly become uneven...

Downhill Brake Control (DBC)

The Downhill Brake Control (DBC) feature assists the driver to descend down a steep hill without having to depress the brake pedal. The system automatically applies the brakes to maintain the vehicle speed below a certain speed and allows the driver to concentrate on steering the vehicle down hill...

Other information:

Hyundai Palisade (LX2) 2020-2025 Service Manual: Schematic diagrams

System Block Diagram Component Parts And Function Outline Component part Function Vehicle-speed sensor, ESP/ABS Control Module Converts vehicle speed to pulse. ECM Receives signals from sensor and control switches...

Hyundai Palisade (LX2) 2020-2025 Owner's Manual: Detecting vehicles

The sensor may be limited when: The system may not operate for 15 seconds after the engine is started or the camera is initialized The radar sensor or camera is covered with a foreign object or debris The camera lens is contaminated due to tinted, filmed or coated windshield, damaged glass, or stuck of foreign matter (sticker, bug, etc...