Rcta (Rear Cross Traffic Alert) Function; Turning The Rcta Function On/Off; Meter Control Switches; Rcta Buzzer - Lexus is300 2021 Service Manual

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4-5. Using the driving support systems
RCTA (Rear Cross Traffic
*
Alert) function
*
: If equipped
The RCTA function uses the BSM
rear side radar sensors installed on
the inner side of the rear bumper.
This function is intended to assist
the driver in checking areas that
are not easily visible when backing
up.
System components

Meter control switches

A
The RCTA function can be turned on/off.
When the RCTA function is disabled, the
RCTA OFF indicator illuminates.
Outside rear view mirror indicators
B
When a vehicle approaching from the right
or left at the rear of the vehicle is detected,
both outside rear view mirror indicators
will flash.
Center Display
C
If a vehicle approaching from the right or
left at the rear of the vehicle is detected,
the RCTA icon (P.218) for the detected
side will be displayed on the Center Dis-
play. This illustration shows an example of a
vehicle approaching from both sides of the
vehicle.

RCTA buzzer

D
If a vehicle approaching from the right or
left at the rear of the vehicle is detected, a
buzzer will sound. The buzzer also sounds
for approximately 1 second immediately
after the RCTA function is turned on.
Turning the RCTA function
on/off
Use the meter control switches to
enable/disable the RCTA function.
(P.77)
Vehicles without the Intuitive park-
ing assist
1
Press
or
to select
2
Press
or
to select "RCTA"
and then press
Each time the engine switch is turned off
then changed to ON, the RCTA function
will be enabled automatically.
Vehicles with the Intuitive parking
assist
1
Press
or
to select
2
Press
or
to select "PKSA"
and then press
3
Press
or
to select "RCTA"
and then press
.
.
.
.
.

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