Hyundai Kona Electric 2018 Owner's Manual page 257

Convenient features of your vehicle
Non-operational conditions of
Parking Distance Warning
(Reverse) system
The Parking Distance Warning
(Reverse) system may not operate
normally when:
• Moisture is frozen to the sensor.
• Sensor is covered with foreign mat-
ter, such as snow or water, or the
sensor cover is blocked.
3-106
There is a possibility of the Parking
Distance Warning (Reverse) system
malfunction when:
• Driving on uneven road surfaces
such as unpaved roads, gravel,
bumps, or gradient.
• Objects generating excessive noise
such as vehicle horns, loud motor-
cycle engines, or truck air brakes
can interfere with the sensor.
• Heavy rain or water spray is present.
• Wireless transmitters or mobile
phones are present near the sensor.
• The sensor is covered with snow.
• Any non-factory equipment or acces-
sories have been installed, or if the
vehicle bumper height or sensor
installation has been modified.
Detecting range may decrease when:
• Outside air temperature is extreme-
ly hot or cold.
• Undetectable objects smaller than
1 m (40 inches) and narrower than
14 cm (6 inches) in diameter.