Hyundai Palisade 2023 Owner's Manual page 540

Driver Assistance System
Forward/Reverse Parking
Distance Warning Malfunction
and Precautions
Parking Distance Warning
malfunction
After starting the engine, a beep will
sound when the gear is shifted to R
(Reverse) to indicate Parking Distance
Warning is operating properly.
However, if one or more of the following
occurs, first check whether the ultrasonic
sensor is damaged or blocked with
foreign material. If it still does not work
properly, have the vehicle inspected by
an authorized HYUNDAI dealer.
The audible warning does not sound.
The buzzer sounds intermittently.
The 'Ultrasonic sensor error or
blockage' warning message appears
on the cluster.
7-138
Parking Distance Warning disabled
If this occurs the 'Parking Distance
Warning system limited. Ultrasonic
sensor blocked' warning message
appears on the cluster. Parking Distance
Warning will operate properly when
snow, rain or foreign material is removed.
If Parking Distance Warning does not
operate properly after obstruction (snow,
rain, or foreign material) is removed
(including trailer, carrier, etc., from the
rear bumper), have the vehicle inspected
by an authorized HYUNDAI dealer.
B0377EU01
B0377EU02
B0377EU03