Mazda 3 Sedan 2020, Owner'S Manual

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CAUTION
 Do not install any accessories within the detection ranges of the sensors. It may
a ff ect the system operation.
 Depending on the type of obstruction and the surrounding conditions, the
detection range of a sensor may narrow, or the sensors may not be able to detect
obstructions.
NOTE

When the ignition is switched OFF, the system status before it was turned o ff is
maintained. For example, if the ignition is switched OFF while the parking sensor
is activated, the system will be activated when the ignition is switched ON the
next time.

The system may not operate normally under the following conditions:

Mud, ice, or snow is adhering to the sensor area (Returns to normal operation
when removed).

The sensor area is frozen (Returns to normal operation when the ice is thawed).

The sensor is covered by a hand.

The sensor is excessively shocked.

The vehicle is excessively tilted.

Under extremely hot or cold weather conditions.

The vehicle is driven on bumps, inclines, gravel, grating, or grass covered roads.

Anything which generates ultrasonic waves such as another vehicle's horn, the
engine sound of a motorcycle, the air brake sound of a large-sized vehicle, or
another vehicle's sensors approaches the vehicle.

The vehicle is driven in heavy rain or in road conditions causing water-splash.

A commercially-available fender pole or an antenna for a radio transmitter is
installed to the vehicle.

The vehicle is moving towards a tall or square curbstone, or a steep grade.

An obstruction is too close to the sensor.

The vehicle is moving towards an uneven wall or stairs.

There are multiple obstructions.

The vehicle is driven in a place with low ceilings.

Obstructions under the bumper cannot be detected. Obstructions which are
lower than the sensor or thin may not be detected even though they were
detected once.

The following types of obstructions may not be detected:

Thin objects such as wire, rope or poles

Things which absorb sonic waves easily such as cotton or snow

Angular shaped objects

Very tall objects, and those which are wide at the top

Small, short objects

Always have the system inspected at an Authorized Mazda Dealer if any shock is
applied to the bumpers, even in a minor accident. If the sensors are deviated, they
cannot detect obstructions.
When Driving
Parking Sensor System
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