Mazda CX-30 2020 Owner's Manual page 326

When Driving
i-ACTIVSENSE
The SBS-R system will operate under

the following conditions.
The engine is running.

The shift lever (manual

transmission vehicle) or the
selector lever (automatic
transmission vehicle) is in the R
(reverse) position.
i-ACTIVSENSE warning indication/

warning light is not displayed in the
multi-information display.
The vehicle speed is between

about 2 to 8 km/h (2 to 4 mph).
The SBS-R is not turned off.

The DSC is not malfunctioning.

In the following cases, the rear

ultrasonic sensor and rear camera
cannot detect obstructions and the
SBS-R may not operate.
The height of the obstruction is

low such as low walls or trucks
with low loading platforms.
The height of the obstruction is

high such as trucks with high
loading platforms.
The obstruction is small.

The obstruction is thin such as a

signpost.
The surface of the obstruction is

not pointed vertically relative to
the vehicle.
The obstruction is soft such as a

hanging curtain or snow stuck to a
vehicle.
The obstruction is shaped

irregularly.
The obstruction is extremely close.

In the following cases, the rear

ultrasonic sensor and rear camera
cannot detect obstructions correctly
and the SBS-R may not operate.
Something is stuck on the bumper

near a rear ultrasonic sensor.
The brake or accelerator pedal is

operated.
4-178
There is another obstruction near

one obstruction.
During inclement weather such as

rain, fog and snow.
High or low humidity.

High or low temperatures

Strong winds.

The path of travel is not flat.

Heavy luggage is loaded in the

luggage compartment or on the
rear seat.
Objects such as a wireless aerial,

fog light, or illuminated number
plate is installed near a rear
ultrasonic sensor.
The orientation of a rear ultrasonic

sensor has deviated for reasons
such as a collision.
The vehicle is affected by other

sound waves such as the horn,
engine noise, ultrasonic sensor of
another vehicle.
In the following cases, a rear

ultrasonic sensor and rear camera
may detect something as a target
obstruction which could cause the
SBS-R system to operate.
Driving on a steep slope.

Wheel blocks.

Hanging curtains, gate poles such

as at toll gates and railroad
crossing.
When travelling near objects such

as foliage, barriers, vehicles, walls,
and fences along a road.
When driving off-road in areas

where there is grass and forage.
When passing through low gates,

narrow gates, car washing
machines, and tunnels.
A trailer is connected.

A bright light source such as

sunlight hits the rear camera.
The surroundings are dark.
