Front Side Radar Sensor

Your vehicle is equipped with a front side radar sensor.

System Using Front Side Radar Sensor

Front Cross Traffic Alert (FCTA)

The front side radar sensor functions by detecting radio waves reflected off vehicles approaching from the front or obstructions.

The sensors are installed inside the front bumper (left and right sides).

CAUTION:

Keep the front bumper surface near the sensors clean.
Do not apply stickers near the sensors.
If the bumper receives a severe impact, stop the system and have the vehicle inspected by an Authorised Mazda Repairer.

Detection Limitations

Deformed bumper near the sensor.
Snow, ice, or mud on the bumper.
Bad weather (rain, snow, fog).
Stationary small objects, pedestrians, animals, shopping carts.
Low-height vehicles or vehicles that reflect radar poorly.

Rear Side Radar Sensor

Systems Using Rear Side Radar Sensor

Blind Spot Monitoring (BSM)
Rear Cross Traffic Alert (RCTA)
Smart Brake Support [Rear Crossing] (SBS-RC)

The rear side radar sensors detect radio waves reflected off vehicles approaching from the rear.

Sensors are installed inside the rear bumper (left and right sides).

CAUTION:

Keep the rear bumper near the sensors clean.
Do not apply stickers near the sensors.
If the rear bumper receives a severe impact, have the vehicle inspected.

Detection Limitations

Deformed bumper near the sensor.
Snow, ice, mud on bumper.
Bad weather conditions.
Stationary small objects or low-height vehicles.

Rear / Rear Corner / Rear Side Ultrasonic Sensors*

Ultrasonic sensors emit waves that reflect off rear obstructions and detect returning signals.

Saloon & Hatchback Sensor Positions

Rear ultrasonic sensor
Rear corner ultrasonic sensor
Rear side ultrasonic sensor

Sensors are mounted in the rear bumper.

Front Camera / Side Cameras / Rear Camera*

The vehicle is equipped with front, side, and rear cameras used by the 360° View Monitor.

Camera Installation Positions

Saloon & Hatchback:

Side cameras
Front camera
Rear camera

Driver Monitoring Camera*

The driver monitoring camera detects facial features and estimates driver fatigue or sleepiness.

Note: Driver Monitoring may not operate normally under the following conditions:

Camera covered or obstructed.
Driver leaning heavily on steering wheel.
Wearing sunglasses, hat, mask, or hair covering eyes.
Significant lighting changes (backlight, sunset, oncoming headlights).
Driver frequently looking away or tilting head.

Cruise Control

Cruise control allows maintaining speeds above approximately 30 km/h (19 mph).

WARNING:

Do not use on hilly terrain.
Do not use on steep inclines.
Do not use in heavy or unstable traffic.
Do not use on slippery or winding roads.

Cruise Indications

White: System activated (standby).
Green: Speed set.

Activation

Press cruise switch (white indication turns on).
Accelerate above 25 km/h (16 mph).
Press RES switch up (SET+) or down (SET-) to set speed.

Changing Set Speed

Press SET+ to increase speed.
Press SET- to decrease speed.
Press and release: adjusts by 1 km/h (1 mph).

NOTE:

Cannot set speed if doors open, seatbelt unfastened, brake applied, or parking brake engaged.
Cruise cancels below 20 km/h (12 mph).

Mazda 3 3 2016-2023 Front Side Radar Sensor Car Owner Manuals