07
7-19
• Your vehicle is being towed
• The surrounding is very bright
• The surrounding is very dark, such as
in a tunnel, etc.
• The brightness changes suddenly, for
example when entering or exiting a
tunnel
• The brightness outside is low, and the
headlamps are not on or are not bright
• Driving through steam, smoke or
shadow
• Only part of the vehicle, pedestrian or
cyclist is detected
• The vehicle in front is a bus, heavy
truck, truck with an unusually shaped
cargo, trailer, etc.
• The vehicle in front has no tail lights,
tail lights are located unusually, etc.
• The brightness outside is low, and the
tail lamps are not on or are not bright
• The rear of the front vehicle is small
or the vehicle does not look normal,
such as when the vehicle is tilted,
overturned, or the side of the vehicle
is visble, etc.
• The front vehicle’s ground clearance is
low or high
• A vehicle, pedestrian or cyclist
suddenly cuts in front
• The bumper around the front radar is
impacted, damaged or the front radar
is out of position
• The temperature around the front
radar is high or low
• Driving through a tunnel or iron bridge
• Driving in large areas where there are
few vehicles or structures (i.e. desert,
meadow, suburb, etc.)
• Driving near areas containing metal
substances, such as a construction
zone, railroad, etc.• A material is near that reflects very
well on the front radar, such as a
guardrail, nearby vehicle, etc.
• The cyclist in front is on a bicycle
made of material that does not reflect
on the front radar
• The vehicle in front is detected late
• The vehicle in front is suddenly
blocked by an obstacle
• The vehicle in front suddenly changes
lane or suddenly reduces speed
• The vehicle in front is bent out of
shape
• The front vehicle’s speed is fast or
slow
• The vehicle in front steers in the
opposite direction of your vehicle to
avoid a collision
• With a vehicle in front, your vehicle
changes lane at low speed
• The vehicle in front is covered with
snow
• You are departing or returning to the
lane
• Unstable driving
• You are on a roundabout and the
vehicle in front is not detected
• You are continuously driving in a circle
• The vehicle in front has an unusual
shape
• The vehicle in front is driving uphill or
downhill
• The pedestrian or cyclist is not
fully detected, for example, if the
pedestrian is leaning over or is not
fully walking upright
• The pedestrian or cyclist is wearing
clothing or equipment that makes it
difficult to detect as a pedestrian or
cyclist
Driver Assistance System
7-66
Limitations of Intelligent Speed
Limit Assist
Intelligent Speed Limit Assist may not
operate properly, or it may operate
unexpectedly under the following
circumstances:
• The road sign is contaminated or
indistinguishable
- The road sign is difficult to see due
to bad weather, such as rain, snow,
fog, etc.
- The road sign is not clear or
damaged
- The road sign is partially obscured
by surrounding objects or shadow
- A road sign near the road you are
driving is detected
• The road signs do not conform to the
standard
- The text or picture on the road sign
is different from the standard
- The road sign is installed between
the main line and the exit road or
between diverging roads
- There is no conditional road signs
on the road sign located on the exit
road
- A sign is attached to another vehicle
• The distance between the vehicle and
the road signs is too far
• The vehicle encounters illuminant
road signs
• Intelligent Speed Limit Assist
incorrectly recognizes numbers in the
street signals or other signs as the
speed limit
• The minimum speed limit sign is on
the road
• The brightness changes suddenly, for
example when entering or exiting a
tunnel or passing under a bridge• Headlamps are not used or the
brightness of the headlamps are weak
at night or in the tunnel
• Road signs are difficult to recognize
due to the reflection of sunlight, street
lights, or oncoming vehicles
• The navigation information or GPS
information contain errors.
• The driver does not follow the guide
of the navigation.
• The driver is driving on a new road
that is not in the navigation system
yet.
• The field of view of the front view
camera is obstructed by sun glare
• Driving on a road that is sharply
curved or continuously curved
• Driving through speed bumps, or
driving up and down or left to right on
steep inclines
• The vehicle is shaking heavily
• Driving on a newly opened road
Information
For more details on the limitations of the
front view camera, refer to “Forward
Collision-Avoidance Assist (FCA)” section
in this chapter.
: $ 5 1 , 1 *
• Intelligent Speed Limit Assist is a
supplemental function that helps the
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correct speed limit or control the
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• $ O Z D \ V V H W W K H Y H K L F O H V S H H G W R W K H
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Driver Assistance System
7-92
Smart Cruise Control disabled
OTM070115N OTM070115N
When the front radar cover or sensor
is covered with snow, rain, or foreign
material, it can reduce the detecting
performance and temporarily limit or
disable Smart Cruise Control.
If this occurs the ‘Smart Cruise Control
disabled. Radar blocked’ warning
message will appear for a certain period
of time on the cluster.
Smart Cruise Control will operate properly
when snow, rain or foreign material is
removed.
: $ 5 1 , 1 *
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Q R W D S S H D U R Q W K H F O X V W H U 6 P D U W &