Driver assistance system
7-60
Limitations of the system
Intelligent Speed Limit Assist may
not operate normally, or the system
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
• 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
- An conditional road sign is not
installed with a sign located on the
road to enter or exit
- A sign is attached to another vehicle
• 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 recognise
due to the reflection of sunlight, street
lights, or oncoming vehicles
• 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
:$51,1*
• Intelligent Speed Limit Assist is a
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correct speed limit or control the
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Information
For more details on the limitations of the
front view camera, refer to “Forward
Collision-Avoidance Assist (FCA)” section
in chapter 7.