The RCTA function uses the BSM rear side radar sensors installed behind the rear bumper. This function is intended to assist the driver in checking areas that are not easily visible when backing up.
System components

This illustration shows an example of a vehicle approaching from both sides of the vehicle.
Turning the RCTA function on/off
Vehicles with 4.2-inch multi-information display
1. Press  of the meter control 
switches, select
 of the meter control 
switches, select  .
 .
2. Press  of the meter control 
switches, select
of the meter control 
switches, select  .
.
3. Press  of the meter control 
switch.
 of the meter control 
switch.
Each time  is pressed, the function 
changes on/off.
 is pressed, the function 
changes on/off.
Vehicles with 7-inch multi-information display
1. Press  of the meter control 
switches, select
 of the meter control 
switches, select  .
.
2. Press  of the meter control 
switches, select
 of the meter control 
switches, select  .
.
3. Press  of the meter control 
switch.
 of the meter control 
switch.
Each time  is pressed, the function 
changes on/off.
 is pressed, the function 
changes on/off.
Setting the buzzer volume
The volume of the RCTA buzzer can be changed on
 (4.2-inch display)
or
 (4.2-inch display)
or  (7-inch display) of the 
multi-information
display.
 (7-inch display) of the 
multi-information
display.
■The outside rear view mirror indicators visibility
When under strong sunlight, the outside rear view mirror indicator may be difficult to see.
■RCTA buzzer hearing
RCTA function may be difficult to hear over loud noises such as high audio volume.
■Muting the buzzer sound
The buzzer can be temporarily muted by pressing
 of the meter control
switches while an object detection display is shown on the multi-information
display.
 of the meter control
switches while an object detection display is shown on the multi-information
display.
■When "Rear Cross Traffic Alert Unavailable" is shown on the multi-information display
Ice, snow, mud, etc., may be attached to the rear bumper around the sensors.
The system should return to normal operation after removing the ice, snow, mud, etc. from the rear bumper.
Additionally, the sensors may not operate normally when driving in extremely hot or cold environments.
 RCTA function - RCTA (Rear Cross Traffic 
Alert)
 RCTA function - RCTA (Rear Cross Traffic 
Alert)
	 RCD (Rear Camera 
Detection)
 RCD (Rear Camera 
Detection)
	 PKSB (Parking Support 
Brake)
 PKSB (Parking Support 
Brake)
	 Left Rear Wheel Speed Sensor Circuit Voltage Out of Range (C050C1C)
 Left Rear Wheel Speed Sensor Circuit Voltage Out of Range (C050C1C)
	 Problem Symptoms Table
 Problem Symptoms Table