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Mazda 3 Owners Manual: High Beam Control System (HBC)

Mazda 3 Owners Manual / When Driving / i-ACTIVSENSE / High Beam Control System (HBC)

The High Beam Control System (HBC) determines the conditions in front of the vehicle using the Forward Sensing Camera (FSC) while driving in darkness to automatically switch the headlights between high and low beams.

Refer to Warning/Indicator Lights on .

While driving the vehicle at a speed of about 30 km/h (18 mph), the headlights are switched to high beams when there are no vehicles ahead or approaching in the opposite direction.

The system switches the headlights to low beams when one of the following occurs:

Mazda 3. High Beam Control System


The warning light flashes when the system has a malfunction.

Refer to Warning Lights on .

CAUTION
  • Do not adjust the vehicle height, modify the headlight units, or remove the camera, otherwise the system will not operate normally.
  • Do not rely excessively on the High Beam Control System (HBC) and drive the vehicle while paying suffi cient attention to safety. Switch the headlights between the high beams and low beams manually if necessary.

NOTE The timing in which the system switches the headlights changes under the following conditions. If the system does not switch the headlights appropriately, manually switch between high and low beams according to the visibility as well as road and traffic conditions.

To Operate the System

The High Beam Control System (HBC) operates to switch the headlights automatically between high and low beams after the ignition is switched ON and the headlight switch is in the AUTO and high beam position.

The High Beam Control System (HBC) determines that it is dark based on the brightness of the surrounding area. At the same time, the High Beam Control System (HBC) indicator light (green) in the instrument cluster illuminates.


NOTE

Manual Switching

Switching to low beams

Shift the lever to the low beam position.

The High Beam Control System (HBC) indicator light (green) turns off.

Switching to high beams

Turn the headlight switch to the
position.

The High Beam Control System (HBC) indicator light (green) turns off and the
is illuminated.

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