Lexus ES manuals

Lexus ES: RSA (Road Sign Assist)

The RSA system recognizes specific road signs using the front camera to provide information to the driver via the display.

Lexus ES. Using the driving support systems

If the system judges that the vehicle is being driven over the speed limit, performing prohibited actions, etc.

in relation to the recognized road signs, it alerts the driver using a warning display and warning buzzer.

WARNING

■Before using the RSA Do not rely solely upon the RSA system.

RSA is a system which supports the driver by providing information, but it is not a replacement for a driver's own vision and awareness. Drive safely by always paying careful attention to the traffic rules.

Indication on the multi-information display

When the front camera recognizes a sign, the sign will be displayed on the multi-information display.

Lexus ES. Using the driving support systems

Lexus ES. Using the driving support systems

If signs other than speed limit signs are recognized, they will be displayed in an overlapping stack under the current speed limit sign.

Supported types of road signs

The following types of road signs, including electronic signs and blinking signs, are recognized.

A non-official or a recently introduced traffic sign may not be recognized.

Lexus ES. Using the driving support systems Speed limit

Lexus ES. Using the driving support systems Do Not Enter

Lexus ES. Using the driving support systems Stop

Yield

Warning display

In the following situations, the RSA system will alert the driver.

Depending on the situation, traffic environment (traffic direction, speed unit) may be detected incorrectly and a warning display may not operate properly.

■Setting procedure

1. Press or of the meter control switches and select .

2. Press or of the meter control switches and select "Vehicle Settings", then press "OK".

3. Press or of the meter control switches and select Lexus ES. Using the driving support systems, then press "OK"

4 Press or of the meter control switches and select "RSA", then press "OK"

■Automatic turn-off of RSA sign display

In the following situations, a displayed speed limit sign will stop being displayed automatically:

In the following situations, do not enter, stop and yield signs will stop being displayed automatically:

■Conditions in which the function may not operate or detect correctly In the following situations, RSA does not operate normally and may not recognize signs, display the incorrect sign, etc. However, this does not indicate a malfunction.

■Speed limit sign display If the power switch was last turned off while a speed limit sign was displayed on the multi-information display, the same sign displays again when the power switch is turned to ON mode.

■If "RSA Malfunction Visit Your Dealer" is shown The system may be malfunctioning. Have the vehicle inspected by your Lexus dealer.

■Customization Some functions can be customized.

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