Mazda mx5 Owner's Manual page 217

Radar sensors (rear)
The radar sensors (rear) function by detecting the radio waves refl ected off a vehicle
approaching from the rear or an obstruction sent from the radar sensors. The following
systems also use the radar sensors (rear).
Blind Spot Monitoring (BSM) System
Rear Cross Traffi c Alert (RCTA)
The radar sensors (rear) are installed inside the rear bumper, one each on the left and right
sides.
Refer to Radar Sensors (Rear) on page 4-118 .
When Driving
i-ACTIVSENSE
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