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.
WARNING
■Cautions regarding the use of the system
System components

■Outside rear view mirror indicator visibility
In 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 "Blind Spot Monitor Malfunction Visit Your Dealer" is shown on the multi-information display
There may be a sensor malfunction of misaligned. Have the vehicle inspected by your Toyota dealer.
■Customization
Some functions can be customized.
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 operate correctly.
If a sensor or its surrounding area on the rear bumper is dirty or covered with snow, the Blind Spot Monitor may not operate and a warning message will be displayed. In this situation, clear off the dirt or snow and drive the vehicle with the operation conditions of the BSM function satisfied for approximately 60 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.
Turning the Blind Spot Monitor on/off
The Blind Spot Monitor
can
be enabled/disabled on
of
the multi-information display.
When the Blind Spot Monitor is enabled, the BSM indicator will illuminate.
Canceling and resuming
the speed control
Blind Spot Monitor operationCruise control
Summary of functions
Use the cruise control to maintain a set speed without depressing the
accelerator pedal.
Indicators
Cruise control switch
Setting the vehicle speed
Press the “on-off” button to
activate the cruise control.
Cruise control indicator will come
on.
...
Installation
Install engine coolant temperature
sensor
Install a new gasket onto the sensor.
Using sst, install the sensor.
Sst 09817-33190
torque: 19.6 N*m (200 kgf*cm, 14 ft.*Lbf)
Connect the sensor connector.
Install air cleaner case (see page es-431)
Install air cleaner cap ( ...
Precaution
Check that the battery cables are connected to the
correct terminals.
Disconnect the battery cables if a quick charge is
given to the battery.
Do not perform tests with a high voltage insulation
resistance tester.
Never disconnect the battery while the engine is
running.
Check tha ...