Toyota highlander 2015 Instruction Manual page 321

The Rear Cross Traffic Alert function detection areas
The areas that vehicles can be detected in are outlined below.
To give the driver a more consistent time to react, the buzzer can alert
for faster vehicles from farther away.
Example:
Approaching vehicle
Fast
Slow
■
The Rear Cross Traffic Alert function is operational when
●
The BSM main switch is set to on.
●
The shift lever is in R.
●
Vehicle speed is less than approximately 5 mph (8 km/h).
●
Approaching vehicle speed is between approximately 5 mph (8 km/h) and
18 mph (28 km/h).
HIGHLANDER_U (OM48E98U)
4-5. Using the driving support systems
Speed
18 mph (28 km/h)
5 mph (8 km/h)
I n f o r ma t i o n P r o v i d e d b y :
321
4
1
Approximate
alert distance
65 ft. (20 m)
18 ft. (5.5 m)