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595
Driving your vehicle
Rear Cross-Traffic Collision
Warning settings
Setting features
Rear Cross-Traffic Safety
With the ignition switch or ENGINE
START/STOP button in the ON posi-
tion, select 'Driver Assistance →
Parking Safety →Rear Cross-Traffic
Safety' from the User Settings menu
to turn on Rear Cross-Traffic
Collision Warning and deselect to
turn off the function.
✽ ✽
NOTICE
Settings for Rear Cross-Traffic
Collision Warning include Rear
Cross-Traffic Collision Warning and
Rear Cross-Traffic Collision-
Avoidance Assist.
✽ ✽
NOTICE
If the engine is restarted, Warning
Timing will maintain the last setting.
Warning Timing
With the ignition switch or ENGINE
START/STOP button in the ON posi-
tion, select 'Driver Assistance →
Warning Timing' from the User
Settings menu to change the initial
warning activation time for Rear
Cross-Traffic Collision Warning.
When the vehicle is first delivered,
warning timing is set to 'Normal' If
you change the warning timing, the
warning time of other Driver Assist
functions may change.
WARNING
When the engine is restarted,
Rear Cross-Traffic Collision
Warning will always turn on.
However, if 'Off' is selected after
the engine is restarted, the driv-
er should always be aware of
the surroundings and drive
safely.
OJA050145L
OJA050141L
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Driving your vehicle
96
5
Rear Cross-Traffic Collision
Warning operation
Rear Cross-Traffic Collision
Warning warning
Rear Cross-Traffic Collision Warning
will warn the driver when a collision
is imminent.
Collision warning
To warn the driver of an approaching
vehicle from the rear left/right side of
your vehicle, the outside rearview
mirror will blink and a warning will
appear on the cluster. At the same
time, an audible warning will sound.
If Rear view camera is operating, a
warning will also appear on the info-
tainment screen.
CAUTION
The setting of the WarningTiming applies to all functionsof Rear Cross-Traffic CollisionWarning.
Even though ‘Normal’ is selected for warning timing, ifa vehicle from the left or rightside approaches at highspeed, the warning may seemlate.
Select 'Late' for Warning Timing when traffic is light andwhen driving speed is slow.
ORJ058127
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597
Driving your vehicle
Rear Cross-Traffic Collision Warning
will operate when the following con-
ditions are satisfied:
Your vehicle gear is shifted to R(Reverse)
Your vehicle speed is below 5 mph (8 km/h)
The approaching vehicle is within approximately 82 feet (25 m) from
the left and right side of your vehicle
The speed of the vehicle approaching from the left and right
is above 3 mph (5 km/h)
✽ ✽
NOTICE
If the operating conditions are satis-
fied, there will be a warning when-
ever the vehicle approaches from the
left or right side even though your
vehicle speed is 0 mph (0 km/h).
Rear Cross-Traffic Collision
Warning malfunction and limi-
tations
Rear Cross-Traffic Collision
Warning malfunction
When Rear Cross-Traffic Collision
Warning is not working properly, the
'Check Rear Cross-Traffic Safety
system' warning message will
appear on the cluster for several sec-
onds, and the master ( ) warning
light will illuminate on the cluster. If
this occurs, have your vehicle
inspected by an authorized Kia deal-
er. When the outside rearview mirror
warning light is not working properly,
the 'Check side view mirror warning
light' warning message will appear
on the cluster for several seconds,
and the master ( ) warning light
will illuminate on the cluster. If this
occurs, have your vehicle inspected
by an authorized Kia dealer.
ODL3A050285
ODL3A050286
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Driving your vehicle
98
5
Rear Cross-Traffic Collision
Warning disabled
When the rear bumper around the
rear-side radar or sensor is covered
with foreign matters, such as snow or
rain, or if you have installed a trailer
or carrier, it can reduce the detecting
performance and temporarily limit or
disable Rear Cross-Traffic Collision
Warning.
If this occurs, the 'Rear Cross-Traffic
Safety disabled. Radar blocked'
warning message will appear on the
cluster.
Rear Cross-Traffic Collision Warning
will operate properly when such foreign
material or trailer, etc., is removed. If Rear Cross-Traffic Collision
Warning does not operate properly
after it is removed, have the function
inspected by an authorized Kia deal-
er.
Limitations of Rear Cross-Traffic
Collision Warning
Rear Cross-Traffic Collision Warning
may not operate properly, or it may
operate unexpectedly under the fol-
lowing circumstances:
Departing from where trees or grass is overgrown
Departing from where roads are wet
Speed of the approaching vehicle is fast or slow
✽ ✽
NOTICE
For more details on the limitations
of the rear corner radar, refer to
"Blind-Spot Collision Warning
(BCW) (if equipped)" in chapter 5.
ODL3A050287
CAUTION
Turn off Rear Cross-Traffic
Collision Warning to install atrailer, carrier, etc., or remove thetrailer, carrier, etc. to use RearCross-Traffic Collision Warning.
WARNING
Even though the warning message does not appear on
the cluster, Rear Cross-Traffic
Collision Warning may not
properly operate.
Rear Cross-Traffic Collision Warning may not properly
operate in an area (e.g. open
terrain), where any substance
are not detected after turning
ON the engine.
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![KIA RIO 2022 Owners Manual 599
Driving your vehicle
WARNING
[A]: Structure
Driving near a vehicle orstructure
Rear Cross-Traffic Collision
Warning may be limited when
driving near a vehicle or struc-
ture, and may not detect KIA RIO 2022 Owners Manual 599
Driving your vehicle
WARNING
[A]: Structure
Driving near a vehicle orstructure
Rear Cross-Traffic Collision
Warning may be limited when
driving near a vehicle or struc-
ture, and may not detect](/manual-img/2/54885/w960_54885-332.png)
599
Driving your vehicle
WARNING
[A]: Structure
Driving near a vehicle orstructure
Rear Cross-Traffic Collision
Warning may be limited when
driving near a vehicle or struc-
ture, and may not detect the
vehicle approaching from the left
or right. If this occurs, the func-
tion may not warn the driver
when necessary.
Always check your surround-
ings while backing up. (Continued)
OSC050100
(Continued)
When the vehicle is in a com-plex parking environment
Rear Cross-Traffic Collision
Warning may detect vehicles
which are parking or pulling out
near your vehicle (e.g. a vehicle
leaving beside your vehicle, a
vehicle parking or pulling out in
the rear area, a vehicle
approaching your vehicle mak-
ing a turn, etc.). If this occurs,
the function may unnecessarily
warn the driver.
Always check your surround-
ings while backing up. (Continued)
OSC050101
(Continued)
[A]: Vehicle
When the vehicle is parkeddiagonally
Rear Cross-Traffic Collision
Warning may detect vehicles
which are parking or pulling out
near your vehicle (e.g. a vehicle
leaving beside your vehicle, a
vehicle parking or pulling out in
the rear area, a vehicle
approaching your vehicle mak-
ing a turn, etc.). If this occurs,
the function may unnecessarily
warn the driver.
Always check your surround-
ings while backing up. (Continued)
OSC050102
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![KIA RIO 2022 Owners Manual Driving your vehicle
100
5
(Continued)
[A]: Structure, [B]: Wall
Pulling into the parking space
where there is a structure
Rear Cross-Traffic Collision
Warning may detect vehicles
passing by in fron KIA RIO 2022 Owners Manual Driving your vehicle
100
5
(Continued)
[A]: Structure, [B]: Wall
Pulling into the parking space
where there is a structure
Rear Cross-Traffic Collision
Warning may detect vehicles
passing by in fron](/manual-img/2/54885/w960_54885-333.png)
Driving your vehicle
100
5
(Continued)
[A]: Structure, [B]: Wall
Pulling into the parking space
where there is a structure
Rear Cross-Traffic Collision
Warning may detect vehicles
passing by in front of you when
parking backwards into a park-
ing space with a wall or struc-
ture in the rear or side area. If
this occurs, the function may
unnecessarily warn the driver.
Always check your surround-
ings while backing up. (Continued)
OSC050103
(Continued)
When the vehicle is on or neara slope
Rear Cross-Traffic Collision
Warning may be limited when
the vehicle is on a uphill or
downhill slope, or near it, and
may not detect the vehicle
approaching from the left or
right. If this occurs, the function
may not warn the driver when
necessary.
Always check your surround-
ings while backing up. (Continued)
OSC051104N
(Continued)
When the vehicle is parkedrearward
Rear Cross-Traffic Collision
Warning may detect vehicles
passing by behind you when
parking backwards into a
parking space. If this occurs,
the function may unnecessar-
ily warn the driver. Always
check your surroundings
while backing up.
OSC050286N
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5101
Driving your vehicle
This device complies with Part 15
of the FCC rules.
Operation is subject to the following
two conditions:
1. This device may not cause harm-ful interference, and
2. This device must accept any inter- ference received, including inter-
ference that may cause undesired
operation.
WARNING
Rear Cross-Traffic CollisionWarning may not operate nor-
mally if interfered by strong
electromagnetic waves.
Rear Cross-Traffic Collision Warning may not operate for 3
seconds after the vehicle is
started, or the rear corner
radars are initialized.
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102
5
The radio frequency compo-
nents (Rear Corner Radar)
complies :For United States
DECLARATION OF CONFORMITY (IF EQUIPPED)
OYB060040L
OYB060041L
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