Mazda 3 2018, Owner'S Manual

Page: 214 / 624

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.

When there are sources of light in the area such as street lamps, illuminated signboards,
and traffic signals.

When there are reflective objects in the surrounding area such as reflective plates and
signs.

When visibility is reduced under rain, snow and foggy conditions.

When driving on roads with sharp turn or hilly terrain.

When the headlights/rear lamps of vehicles in front of you or in the opposite lane are dim
or not illuminated.

When there is sufficient darkness such as at dawn or dusk.

When the luggage compartment is loaded with heavy objects or the rear passenger seats
are occupied.

When visibility is reduced due to a vehicle in front of you spraying water from its tires
onto your windshield.
▼
To Operate the System
The 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 HBC determines that it is dark based
on the brightness of the surrounding area.
At the same time, the HBC indicator light
(green) in the instrument cluster
illuminates.
The HBC determines that it is dark based
on the brightness of the surrounding area.
NOTE

When the vehicle speed is about 30 km/h
(19 mph) or more, the headlights
automatically switch to high beams
when there are no vehicles ahead or
approaching in the opposite direction.
When the vehicle speed is less than
about 20 km/h (12 mph), the HBC
switches the headlights to low beams.

The low beams may not switch to high
beams when cornering.

Operation of the HBC function can be
disabled. Refer to Personalization
Features on page 9-12.
When Driving
i-ACTIVSENSE
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Mazda3_8GE4-EA-17F_Edition1 2017-4-7 11:59:21