Mazda 3 2020 Owner's Manual page 217

▼ Headlights
Turn the headlight switch to turn the headlights and other exterior lights on or off.
When the tail lights, position lights, and the number plate lights are turned on, the
lights-on indicator light in the instrument cluster turns on.
NOTE
To prevent discharging the battery, do not leave the lights on while the engine is

off unless safety requires them.
Headlights do not blind drivers approaching in the opposite direction no matter

what side of the road you must drive your vehicle (left-hand or right-hand traffic).
Therefore, it is not necessary to adjust the optical axis of the headlights when
switching temporarily to driving on the opposite side of the road (left-hand or
right-hand traffic).
Without auto-light control
Switch Position
Headlights
*
Running lights
Tail lights
Position lights
Number plate lights
*
1 When the light switch is switched to a different position from the OFF,
vehicle is stopped, the running lights turn off. When starting to drive the vehicle, the running lights
turn on again.
Lighting Control
OFF
Off
*1
On
Off
Switches and Controls
Off
*1*2
On
On
position while the
*Some models.
When Driving
On
Off
On
4-59