Page 417 of 710

Driving your vehicle
94 5
DRIVER’S ATTENTION
The driver must be cautious in the
below situations as the function may
not work properly when recognition
of the lane marker is poor or limited
:
When lane and road condition is
poor
• It is difficult to distinguish the lane
marker from road when the lane
marker is covered with dust or
sand.
• It is difficult to distinguish the
color of the lane marker from
road.
• There is something looks like a
lane marker.
• The lane marker is indistinct or
damaged.
• The number of lanes increases/
decreases or the lane lines are
crossing (Driving through a toll
plaza/toll gate, merged/divided
lane).
• There are more than two lane
markers.
• The lane marker is very thick or
thin.
(Continued)(Continued)
• The lane marker is not visible due
to snow, rain, stain, a puddle or
other factors.
• A shadow is on the lane marker
because of a median strip,
guardrail, noise barriers and oth-
ers.
• When the lane markers are com-
plicated or a structure substitutes
for the lines such as a construc-
tion area.
• There are crosswalk signs or other
symbols on the road.
• The lane suddenly disappears
such as at the intersection.
• The lane marker in a tunnel is cov-
ered with dirt or oil and etc.
• The lane is very wide or narrow.
When external condition is inter-
vened
• The brightness of outside changes
suddenly when entering/existing a
tunnel or passing under a bridge.
• The headlamps are not on at night
or in a tunnel, or light level is low.
(Continued)(Continued)
• There is a boundary structure in
the roadway.
• The light of street, sun, or oncom-
ing vehicle reflects from the water
on the road.
• When light shines brightly in the
reverse direction you drive.
• Road surface is not even.
• The distance from the vehicle
ahead is very short or the vehicle
ahead drives hiding the lane line.
• You drive on a steep grade or a
sharp curve.
• The vehicle vibrates heavily.
• The temperature near inside mir-
ror is very high due to direct sun
light and etc.
when front visibility is poor
• The lens or windshield is covered
by strange materials.
• The sensor cannot detect the lane
because of fog, heavy rain or snow.
• The windshield is fogged by
humid air in the vehicle.
• Putting something on the crash
pad and etc.
Page 420 of 710

597
Driving your vehicle
Function setting and activa-
tion
Function setting
The driver can activate the function
by placing the ignition switch or
ENGINE START/STOP button to the
ON position and by selecting “User
Settings Driver Assistance
Blind-Spot Safety”
- BCW turns on and gets ready to
be activated when “Warning
Only” is selected. Then, if a vehi-
cle approaches the driver's blind
spot area a warning sounds.
- The function is deactivated and
the indicator on the Blind-Spot
Safety button is extinguished
when 'Off' is selected. If you press Blind-Spot Safety but-
ton while “Warning Only” is select-
ed the indicator on the button extin-
guishes and the function deacti-
vates.
If you press Blind-Spot Safety but-
ton while the function is cancelled
the indicator on the button illumi-
nates and the function activates. In
this case, the function returns to the
state before the vehicle turned off.
When the function is initially turned
on and when the motor is turned off
then on again while the function is
in activation, the warning light will
illuminate for 3 seconds on the out-
side rearview mirror. If the vehicle is turned off then on
again, the function maintains the
previous state.
ODEP059293
Page 421 of 710
Driving your vehicle
98 5
Warning Timing
The driver can select the initial
warning activation time select “User
Settings Driver Assistance
Warning Timing”
The options for the initial Blind-
Spot Collision Warning includes
the following:- Normal:
When this condition is selected,
the initial Blind-Spot Collision
Warning is activated normally. If
this setting feels too sensitive
change the option to ‘Normal’.
The warning activation time may
feel late if the side/rear vehicle
abruptly accelerates.
- Later:
Select this warning activation
time when the traffic is light and
you are driving in a low speed.
✽ ✽
NOTICE
If you change the warning timing,
the warning time of other functions
may change. Always be aware
before changing the warning timing.
OYG059344L
Page 422 of 710
599
Driving your vehicle
Operating conditions
The function enters the ready status,
when ‘Warning Only’ is selected and
the following conditions are satisfied:
(1) Blind-Spot Collision Warning will
activate when:
- The vehicle speed above approxi-
mately 20 mph (30 km/h).
Warning message and func-
tion control
Blind-Spot Collision Warning
First stage warning
If a vehicle is detected within the
boundary of the function, a warning
light will illuminate on the outside
rearview mirror and the head up dis-
play (if equipped).
Once the detected vehicle is no
longer within the blind spot area, the
warning will turn off according to the
driving conditions of the vehicle.
OJF055213
■First stage warning
(left)■First stage warning
(right)
Page 423 of 710
![KIA NIRO 2021 Owners Manual Driving your vehicle
100 5
ORJ058128ORJ058129
[A] : Warning sound
Second stage warning
A warning chime to warn the driver will activate when:
1. At the First stage warning (the warning light illuminat KIA NIRO 2021 Owners Manual Driving your vehicle
100 5
ORJ058128ORJ058129
[A] : Warning sound
Second stage warning
A warning chime to warn the driver will activate when:
1. At the First stage warning (the warning light illuminat](/manual-img/2/54800/w960_54800-422.png)
Driving your vehicle
100 5
ORJ058128ORJ058129
[A] : Warning sound
Second stage warning
A warning chime to warn the driver will activate when:
1. At the First stage warning (the warning light illuminate on the outside
review mirror and the head up display (if equipped) AND
2. The turn signal is applied (same side as where the vehicle is being detected).
When this warning is activated, the warning light on the outside rearview mirror
and the head up display (if equipped) will also blink. And a warning chime will
sound.
If you turn off the turn signal indicator, the second stage warning will be deacti-
vated.
Once the detected vehicle is no longer within the blind spot area, the warn-
ing will turn off according to the driving conditions of the vehicle.
■Second stage warning (left)■Second stage warning (right)
WARNING
The warning light on the out-
side rearview mirror will illu-
minate whenever a vehicle is
detected at the rear side by
the function.
To avoid accidents, do not
focus only on the warning
light and neglect to check the
vehicle surroundings.
Drive safely even though the
vehicle is equipped with
Blind-Spot Collision Warning.
Do not solely rely on the func-
tion but check your surround-
ings before changing lanes or
backing the vehicle up.
The function may not warn the
driver in some situations so
always check your surround-
ings while driving.
Page 424 of 710

5101
Driving your vehicle
Detecting Sensor
The rear corner radars are the sen-
sors inside the rear bumper for
detecting the side/rear areas. Always
keep the rear bumper clean for prop-
er operation of the function.
CAUTION
The driver should always use
extreme caution while operat-
ing the vehicle, whether or not
the warning light on the out-
side rearview mirror illumi-
nates or there is a warning
alarm.
Playing the vehicle audio sys-
tem at high volume may offset
Blind-Spot Collision Warning
warning sounds.
The warning of the Blind-Spot
Collision Warning may not
sound while other system's
warning sounds.
ODEP059158
■Rear corner radarsCAUTION
The function may not work
properly when the bumper has
been damaged, or if the rear
bumper has been replaced or
repaired.
The sensing range differs some-
what according to the width of
the road. When the road is nar-
row, the function may detect
other vehicles in the next lane.
The function may turn off due to
strong electromagnetic waves.
Always keep the sensor or near
the sensor clean.
NEVER arbitrarily disassem-
ble the sensor component nor
apply any impact on the sen-
sor component.
Be careful not to apply unnec-
essary force on the radar sen-
sor or sensor cover. If the sen-
sor is forcibly moved out of
proper alignment, the function
may not operate correctly. In
this case, a warning message
may not be displayed.
(Continued)
Page 425 of 710

Driving your vehicle
102 5
Warning message
Blind-Spot Collision Warning (BCW)
system disabled. Radar blocked
This warning message may appear
when :
- One or both of the sensors on the
rear bumper is blocked by dirt or
snow or a foreign object.
- Driving in rural areas where the
sensor does not detect another
vehicle for an extended period of
time.
- When there is inclement weather
such as heavy snow or rain.If any of these conditions occur, the
light on the Blind-Spot Safety button
and the function will turn off automat-
ically.
Turn off BCW (if equipped) when a
trailer or carrier is installed.
- Press the Blind-Spot Safety button
(the indicator on the button extin-
guish) or “User Settings Driver
Assistance Blind-Spot Safety
Off ”.
- Deactivate RCCW by deselecting
“User Settings Driver Assistance
Blind-Spot Safety Rear Cross-
Traffic Safety”.
If you use BCW, remove a trailer or
carrier.
When BCW canceled warning mes-
sage is displayed in the cluster,
check to make sure that the rear
bumper is free from any dirt or snow
in the areas where the sensor is
located. Remove any dirt, snow, or
foreign material that could interfere
with the radar sensors.
(Continued)
Have the vehicle inspected by
an authorized Kia dealer.
Do not apply foreign objects
such as a bumper sticker or a
bumper guard near the radar
sensor or apply paint to the
sensor area. Doing so may
adversely affect the perform-
ance of the sensor.
NEVER install any acces-
sories or stickers on the front
windshield, nor tint the front
windshield.
Pay extreme caution to keep
the camera sensor out of water.
NEVER locate any reflective
objects (i.e. white paper, mir-
ror) over the crash pad. Any
light reflection may cause a
malfunction of the function.
OJF058433L
Page 426 of 710

5103
Driving your vehicle
After any dirt or debris is removed,
BCW should operate normally after
about 10 minutes of driving the vehi-
cle.
If the function still does not operate
normally, have your vehicle inspect-
ed by an authorized Kia dealer.
Check Blind-Spot Collision Warning
system
If there is a problem with BCW, a
warning message will appear and the
light on the switch will turn off. The
function will turn off automatically. We
recommend that you have your vehi-
cle inspected by an authorized Kia
dealer.Limitations of the function
The driver must be cautious in the
below situations, because the func-
tion may not detect other vehicles or
objects in certain circumstances.
When a trailer or carrier is installed.
The vehicle drives in inclement
weather such as heavy rain or
snow.
The sensor is polluted with rain,
snow, mud, etc.
The rear bumper where the sensor
is located is covered with a foreign
object such as a bumper sticker, a
bumper guard, a bike rack, etc.
The rear bumper is damaged, or
the sensor is out of the original
default position.
The vehicle height gets lower or
higher due to heavy loading in a
liftgate, abnormal tire pressure,
etc.
When the temperature of the rear
bumper is high.
When the sensors are blocked by
other vehicles, walls or parking-lot
pillars.
OJF058435L