Hyundai Staria US4 2021 Owner's Manual page 212

NOTICE
• The sliding door with auto open
function will not work if any of the
following occurs:
- The smart key is close to a radio
transmitter such as a radio station
or an airport which can interfere
with normal operation of the
transmitter.
- The smart key is near a mobile
two way radio system or a cellular
phone.
- Another vehicle's smart key is
being operated close to your
vehicle.
• The detecting range may decrease or
increase when:
- One side of the tire is raised to
replace a tire or to inspect the
vehicle.
- The vehicle is slantingly parked on
a slope or unpaved road, etc.
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