Parking Sensor System
Parking Sensor System (Some Models)
The parking sensor system uses ultrasonic sensors to detect obstructions around the vehicle while parking the vehicle in a garage or during parallel parking when the vehicle is driven at a speed of about 10 km/h (6 mph) or less. The system is equipped with an assist device to notify the driver of the approximate distance from the vehicle to the surrounding obstruction using a beep sound and obstruction detection indication.

Do not rely completely on the parking sensor system and be sure to confirm the safety around your vehicle visually when driving.
This system can assist the driver in operating the vehicle in the forward and backward directions while parking. The detection ranges of the sensors are limited, therefore, driving the vehicle while relying only on the system may cause an accident. Always confirm the safety around your vehicle visually when driving.
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Do not install any accessories within the detection ranges of the sensors. It may affect the system operation.
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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.
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The system may not operate normally under the following conditions:
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Mud, ice, or snow is adhering to the sensor area (Returns to normal operation when removed).
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The sensor area is frozen (Returns to normal operation when the ice is thawed).
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The sensor is covered by a hand.
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The sensor is excessively shocked.
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The vehicle is excessively tilted.
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Under extremely hot or cold weather conditions.
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The vehicle is driven on bumps, inclines, gravel, or grass covered roads.
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Anything which generates ultrasound is near the vehicle, 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.
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The vehicle is driven in heavy rain or in road conditions causing water-splash.
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A commercially-available wing pole or an aerial for a radio transmitter is installed to the vehicle.
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The vehicle is moving towards a tall or square curbstone.
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An obstruction is too close to the sensor.
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Obstructions under the bumper may not be detected. Obstructions that are lower than the bumper or thin which may have been initially detected but are no longer detected as the vehicle approaches more closely.
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The following types of obstructions may not be detected:
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Thin objects such as wire or rope
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Things which absorb sonic waves easily such as cotton or snow
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Angular shaped objects
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Very tall objects, and those which are wide at the top
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Small, short objects
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Always have the system inspected at an expert repairer, we recommend an Authorised Mazda Repairer if any shock is applied to the bumpers, even in a minor accident. If the sensors are deviated, they cannot detect obstructions.
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(With front sensor and front corner sensor)
The system may have a malfunction if the beep does not operate or the indicator light does not illuminate when the park assist sensors switch is turned on. Consult an expert repairer, we recommend an Authorised Mazda Repairer.
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(Without front sensor and front corner sensor)
The system may have a malfunction if the beep does not operate. Consult an expert repairer, we recommend an Authorised Mazda Repairer.
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(With front sensor and front corner sensor)
The system may have a malfunction if the beep sound which indicates a system malfunction is heard and the indicator light flashes. Consult an expert repairer, we recommend an Authorised Mazda Repairer.
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The beeper which indicates a system malfunction may not be heard if the ambient temperature is extremely cold, or mud, ice, or snow adheres to the sensor area. Remove any foreign material from the sensor area.
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When installing a trailer hitch, consult an expert repairer, we recommend an Authorised Mazda Repairer.
Sensor Detection Range
The sensors detect obstructions within the following range.

Park Assist Sensor System Operation
With front sensor and front corner sensor
The switch can be activated when the ignition is switched ON, the selector lever is in any position except reverse (R), and the vehicle speed is about 10 km/h (6 mph) or less.
When the parking sensor switch is pressed, a beep sound is heard, the obstruction detection indication is displayed in the audio screen, and the indicator light in the switch illuminates.

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If the system is cancelled, it will not restore automatically even when the vehicle speed is decreased to 10 km/h (6 mph) or less.
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When the ignition is switched OFF, the system status before it was turned off 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.
Sensor detection condition
The system can be used when the ignition is switched ON and the Park Assist Sensor Switch has been turned on.
The sensors detect obstructions under the following conditions:
Sensor |
Condition |
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Front Sensor |
The selector lever is in any position except reverse (R), and the vehicle speed is about 10 km/h (6 mph) or less. |
Front Corner Sensor |
The vehicle speed is about 10 km/h (6 mph) or less. |
Rear Sensor |
The selector lever is in reverse (R). |
Rear Corner Sensor |
The selector lever is in reverse (R), and the vehicle speed is about 10 km/h (6 mph) or less. |
The system is cancelled under the following conditions:
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The parking sensor switch is pressed while the parking sensor is in operation.
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The vehicle speed is 10 km/h (6 mph) or more. (Except rear sensor)
Without front sensor and front corner sensor
When the ignition is switched ON and the selector lever is shifted to the reverse (R), the beep sound activates and the system is enabled for use.
The sensors detect obstructions under the following conditions:
Sensor |
Condition |
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Rear Sensor |
The selector lever is in reverse (R). |
Rear Corner Sensor |
The selector lever is in reverse (R), and the vehicle speed is about 10 km/h (6 mph) or less. |
Obstruction Detection Indication
The position of a sensor which has detected an obstruction is indicated. The gauge illuminates in different areas depending on the distance to an obstruction detected by the sensor.
As the vehicle approaches closer to an obstruction, the zone in the gauge closer to the vehicle illuminates.

The detection indicator can switch between display and non-display.
Refer to Personalisation Features (Search).
System problem notification
If any of the problems indicated in the table occurs, the driver is notified of the problem depending on the type of system as shown.
Detection Indicator |
Solution |
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With front sensor and front corner sensor |
Without front sensor and front corner sensor |
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Disconnection |
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The system may have a malfunction. Have the vehicle inspected at an expert repairer, we recommend an Authorised Mazda Repairer as soon as possible. |
System malfunction |
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The system may have a malfunction. Have the vehicle inspected at an expert repairer, we recommend an Authorised Mazda Repairer as soon as possible. |
Frost/soiling |
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Foreign matter may be on the sensor area corresponding to the obstruction detection indication shown. If the system does not recover, have the vehicle inspected at an expert repairer, we recommend an Authorised Mazda Repairer. |
Parking Sensor Warning Beep
The beeper sounds as follows while the system is operating.
Front Sensor (Some Models), Rear Sensor
Distance Detection area |
Distance between vehicle and obstruction |
Beeper sound*1 |
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Front Sensor (Some Models) |
Rear Sensor |
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Farthest distance |
Approx. 100―60 cm (39.3―23.6 in) ![]() |
Approx. 150―60 cm (59.0―23.6 in) ![]() |
Slow intermittent sound |
Far distance |
Approx. 60―45 cm (23.6―17.7 in) ![]() |
Approx. 60―45 cm (23.6―17.7 in) ![]() |
Medium intermittent sound |
Middle distance |
Approx. 45―35 cm (17.7―13.7 in) ![]() |
Approx. 45―35 cm (17.7―13.7 in) ![]() |
Fast intermittent sound |
Close distance |
Within approx. 35 cm (13.7 in) ![]() |
Within approx. 35 cm (13.7 in) ![]() |
Continuous sound |
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The rate at which the intermittent sound beeps increases as the vehicle approaches the obstruction.
Front Corner Sensor (Some Models), Rear Corner Sensor
Distance Detection area |
Distance between vehicle and obstruction |
Beeper sound*1 |
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Front (Some Models)/Rear Corner Sensor |
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Far distance |
Approx. 55―38 cm (21.7―15.0 in) ![]() |
Medium intermittent sound |
Middle distance |
Approx. 38―25 cm (15.0―9.8 in) ![]() |
Fast intermittent sound |
Close distance |
Within approx. 25 cm (9.8 in) ![]() |
Continuous sound |
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The rate at which the intermittent sound beeps increases as the vehicle approaches the obstruction.
If an obstruction is detected in a zone for 6 seconds or more, the beep sound is stopped (except for the close-distance zone). If the same obstruction is detected in another zone, the corresponding beep sound is heard.
When Warning Indicator/Beep is Activated
The system notifies the driver of an abnormality by activating the beep sound and the indicator light.
Indicator/Beep |
How to check |
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The indicator light flashes when the parking sensor switch is pressed at a vehicle speed of 10 km/h (6 mph) or less. |
The system may have a malfunction. Have the vehicle inspected at an expert repairer, we recommend an Authorised Mazda Repairer as soon as possible. |
The beep sound is not heard. |
The system may have a malfunction. Have the vehicle inspected at an expert repairer, we recommend an Authorised Mazda Repairer as soon as possible. |
The intermittent sound of the buzzer is heard five times. |
Remove any foreign material from the sensor area. If the system does not recover, have the vehicle inspected at an expert repairer, we recommend an Authorised Mazda Repairer. |
A certain obstruction detection indicator is continuously displayed. |
Refer to Obstruction Detection Indication (Search). |