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: 
The rear cross traffic alert function is operational when
Conditions under which the rear cross traffic alert function will not detect a vehicle
The rear cross traffic alert function is not designed to detect the following types of vehicles and/or objects.
*: Depending on conditions, detection of a vehicle and/or object may occur.
Conditions under which the rear cross traffic alert function may not function correctly
The rear cross traffic alert function may not detect vehicles correctly in the following conditions:

The rear cross traffic alert function
Driving tipsRear no. 1 Suspension arm
Components
Removal
Hint:
Use the same procedures for the rh side and lh side.
The procedures listed below are for the lh side.
Remove rear wheel
Remove rear no. 1 Suspension arm assembly lh
Support the no. 2 Suspension arm lh.
Remove the bolt and 2 nuts from t ...
How to proceed with troubleshooting
Hint:
Use these procedures to troubleshoot the lighting system.
*: Use the intelligent tester.
Vehicle brought to workshop
Inspect battery voltage
Standard voltage:
11 to 14 v
If the voltage is below 11 v, recharge or replace the battery
before proceeding.
Refer to pr ...
High beam automatic turning on or off conditions
When all of the following conditions are fulfilled, high beam will be
automatically turned on:
Vehicle speed is above approximately 21 mph (34 km/h).
The area ahead of the vehicle is dark.
There are no oncoming or preceding vehicles with headlights or tail
lights turned on.
There are fe ...