The Blind Spot Monitor is a system that uses rear side radar sensors installed on the inner side of the rear bumper on the left and right side to assist the driver in confirming safety when changing lanes.
System components

Turning the BSM 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 outside rear view mirror indicator brightness
The brightness of the indicators on the outside rear view mirrors 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.
■When "Blind Spot Monitor 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.
■When there is a malfunction in the Blind Spot Monitor
If a system malfunction is detected due to any of the following reasons, a warning message will be displayed:
WARNING
■To ensure the system can operate properly
Blind Spot Monitor sensors are installed behind the left and right sides of the rear bumper respectively. Observe the following to ensure the Blind Spot Monitor can function correctly.

In this situation, clear off the dirt or snow and drive the vehicle with the operation conditions of the BSM function satisfied for approximately 10 minutes.
If the warning message does not disappear, have the vehicle inspected by your Toyota dealer
If a sensor is moved even slightly off position, the system may malfunction and vehicles may not be detected correctly.
In the following situations, have your vehicle inspected by your Toyota dealer.
 BSM function - BSM (Blind Spot 
Monitor)
 BSM function - BSM (Blind Spot 
Monitor)
	 Intuitive parking assist
 Intuitive parking assist
	 Display - Intuitive parking assist
 Display - Intuitive parking assist
	 Open in Bus 4 Main Bus Line
 Open in Bus 4 Main Bus Line
	 Steering Angle Sensor Module Circuit Voltage Out of Range (C05261C)
 Steering Angle Sensor Module Circuit Voltage Out of Range (C05261C)