Mazda 2013 Mazda3 Owner's Manual page 521

Maintenance and Care
Owner Maintenance
Bulb type
1. Make sure the ignition is switched off
and the headlight switch is off.
2. Remove the liftgate upper trim.
3. Disconnect the electrical connector
from the bulb by pressing the tab on
the connector with your finger and
pulling the connector sideward to the
left.
4. Turn the socket and bulb assembly
counterclockwise and remove it.
8-56
5. Disconnect the bulb from the socket.
6. Install the new bulb in the reverse order
of the removal procedure.
License plate lights
1. Make sure the ignition is switched off
and the headlight switch is off.
2. Wrap a flathead screwdriver with a soft
cloth to prevent damage to the lens,
and then remove the lens by carefully
prying on the edge of the lens with a
flathead screwdriver.