Kia Optima Hybrid 2017 Owner's Manual page 511

Driving your vehicle
RCTA (Rear Cross Traffic Alert)
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When your vehicle moves backwards
from a parking position, the sensor de‐
tects approaching vehicles to the left or
right side direction and gives informa‐
tion to the driver.
7-94
Operating conditions
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• Select RCTA (Rear Cross Traffic Alert)
in "User Settings" under "Driving As‐
sist" on the instrument cluster. The
system will turn on and stand by to
be activated.
• Select RCTA again, to turn the sys‐
tem off.
• If the vehicle is turned off and on
again, the RCTA system will return to
the state right before the vehicle was
turned off. Turn the RCTA system off
when not in use.
• The system is operated when the ve‐
hicle speed is below 10 km/h with the
shift lever in R (Reverse).
• The RCTA (Rear Cross Traffic Alert)
detection range is 0.5 m~20 m based
on side direction. If an approaching
vehicle speed is 7 km/h~36 km/h in
detection range, The warning is on.
However, the system sensing range is
different based on conditions. Always
pay attention to surrounding.