Hyundai Palisade: Highway Driving Assist (HDA) system / System Setting and Operation
System setting
- With the Engine Start/Stop button in the ON or START position, the Highway Driving Assist can be activated by selecting 'All menus → Setup → Vehicle → Driver Assistance → Highway Driving Assist' from the Settings menu in the infotainment system screen. Deselect the setting to turn off the system.
- If the engine is turned off then on again, the system maintains the last setting.
Operating conditions
Select 'Highway Driving Assist' from the Settings menu in the infotainment system screen and satisfy the following conditions for the system to operate.
- Driving on the highway main line
- Smart Cruise Control is operating
- If the Smart Cruise Control is in
the READY state the Highway
Driving Assist will be in the
READY state. The
indicator
on the cluster will illuminate
white. - Vehicle speed is under 95 mph (153 km/h)
If all the mentioned conditions are
satisfied, the system is ENABLED
and the 
indicator on the
cluster will illuminate green.
Steering wheel control
Steering control
If the vehicle detects both lane markers
(lane color white), the 
indicator
light will change from white to
green. This indicates that the steering
wheel is being controlled.
Temporary deactivation
The 
indicator light changes from
green to white when the steering
wheel control is temporarily deactivated.
Even if the steering wheel is
not controlled, the distance between
the vehicle ahead will be maintained.
Speed setting
Automatic speed setting mode
The system enters the automatic speed setting mode when:
1. The operating conditions are satisfied
- 
indicator will illuminate
green
2. The Smart Cruise Control set speed and the highway speed limit matches
If the system changes to the automatic
speed mode, the 
symbol
will turn green and a chime will
sound.
When the highway speed limit changes, the set speed automatically changes to the changed speed limit.
Manual speed setting mode
If the speed is set manually using the RES+ or SET- toggle switch on the steering wheel, the set speed on the cluster will turn white and the 'AUTO' symbol will disappear.
Highway Driving Assist (HDA) system
The Highway Driving Assist (HDA)
system helps keep the vehicle
between lanes, maintain a distance
with the vehicle ahead, and automatically
adjusts the vehicle speed to the
speed limit while driving on the highway...
Warning Message
Hands-off warning
Keep hands on steering wheel
If the driver takes their hands off the
steering wheel for several seconds
while the HDA system is activated,
the system will warn the driver...
Other information:
Hyundai Palisade (LX2) 2020-2025 Owner's Manual: Engine Start/Stop Button
Whenever the front door is opened, the Engine Start/Stop button will illuminate and will go off 30 seconds after the door is closed. WARNING To reduce risk of serious injury or death, NEVER allow children or any person who is unfamiliar with the vehicle to touch the Engine Start/Stop button or related parts...
Hyundai Palisade (LX2) 2020-2025 Owner's Manual: Panic button, Start-up, Mechanical key
Panic button Press and hold the Panic button (5) for more than one second. The horn sounds and hazard warning lights blink for about 30 seconds. To cancel the panic mode, press any button on the Smart Key Start-up You can start the vehicle without inserting the key...
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Air bag inflation conditions
Front air bags
Front air bags and the driver's knee air bag are designed to inflate in a frontal collision depending on the the severity of impact of the front collision.
