5-4. Using the driving support systems
309 of a sign is available from the navigation system, the sign will be displayed on the display.
• Multiple signs can be displayed.
Depending on the specifications of the vehicle, the number of displayed signs may be limited.
n Operating conditions of sign display
Signs will be displayed when the following conditions are met:
lThe system has detected a sign
In the following situations, a displayed sign may stop being displayed:
lWhen a new sign has not been detected for a certain distance
lWhen the system determines that the road being driven on has
changed, such as after a left or right turn
n Situations in which the display function may not operate properly
In the following situations, the RSA system may not operate properly
and may not detect signs or may display the incorrect sign. However,
this does not indicate a malfunction.
lWhen a sign is dirty, faded, tilted or bent
lWhen the contrast of an electronic sign is low
lWhen all or part of a sign is hidden by a tree, utility pole, etc.
lWhen a sign is detected by the front camera for a short amount of time
lWhen the driving state( turning,
changing lanes, etc.) is judged incorrectly
lWhen a sign is immediately after a freeway junction or in an adjacent lane just before merging
lWhen stickers are attached to the rear of a preceding vehicle
lWhen a sign similar to a system
compatible sign is detected as a system compatible sign
lWhen a speed limit sign for a frontage road is within detection
range of the front camera
lWhen driving around a roundabout
lWhen a sign intended for trucks, etc. is detected
lWhen a sign has a supplemental sign( end point, day of week, time of day, etc.)
lWhen there is a sign within a traffic restricted area, such as a roadworks area
lWhen the navigation system map data is out of date
lWhen the navigation system cannot be used
In this case, the speed limit signs displayed on the multi-information
display and navigation system display may differ.
Notification function
In the following situations, the RSA system will output a warning to notify the driver.
• If the vehicle speed exceeds the speed warning threshold of the speed limit sign displayed on the display, the sign display will be emphasized and a buzzer will sound.
• When the RSA system detects a do not enter sign and determines that the vehicle has entered a no-entry
5
Driving