Mazda CX-9 2016 Owner's Manual page 251

Rear Cross Traf c Alert (RCTA) operation
1. The Rear Cross Traf c Alert (RCTA) system operates when the selector lever is shifted
to the reverse (R) position.
2. If there is the possibility of a collision with an approaching vehicle, the Blind Spot
Monitoring (BSM) warning indicator lights ashes and the warning beep is activated
simultaneously.
(With rear view monitor)
The Rear Cross Traf c Alert (RCTA) warning indication in the rearview monitor also
synchronizes with the Blind Spot Monitoring (BSM) warning indicator light on the door
mirrors.
(With rear view monitor)
When Driving
i-ACTIVSENSE
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