Mazda Mazda3 2019 Owner's Manual page 245

Directly after the RCTA system

becomes operable using the
personalisation feature.
Radio wave interference from a radar

sensor equipped on a nearby parked
vehicle.
In the following cases, it may be difficult

to view the illumination/flashing of the
Blind Spot Monitoring (BSM) warning
indicator lights equipped on the door
mirrors.
Snow or ice adheres to the door

mirrors.
The front door glass is fogged or

covered in snow, frost or dirt.
Turn off the RCTA system while pulling

a trailer or while an accessory such as a
bicycle carrier is installed to the rear of
the vehicle. Otherwise, the radio waves
emitted by the radar will be blocked
causing the system to not operate
normally.
The rear side radar sensor of the RCTA

may be regulated under the radio wave
related laws of the country where the
vehicle is driven. If this system is used
abroad, it may be necessary to turn off
the system.
Refer to Rear Side Radar Sensor on
page 4-214.
If a Mazda genuine trailer hitch is used,

the RCTA is automatically turned off.
i-ACTIVSENSE
▼ Cancelling Operation of Rear Cross
Traffic Alert (RCTA)
The RCTA can be set to inoperable.
(If only the RCTA is turned off)

Refer to the Settings section in the MZD
Connect Owner's Manual.
(If the RCTA is turned off by

operating the i-ACTIVSENSE switch)
Refer to i-ACTIVSENSE Switch on
page 4-85.
NOTE
When the ignition is switched OFF, the
system status before it was turned off is
maintained. For example, if the ignition is
switched OFF with the RCTA operable,
the system will be operable when the
ignition is switched ON the next time.
When Driving
4-119