Toyota SCION XB 2005 Owner's Manual page 217

2. Release the bulb retaining spring
and remove the bulb. Install a new
bulb and the bulb retaining spring.
To install a bulb, align the tabs of the
bulb with the cutouts of the mounting
hole.
3. Install the rubber cover as shown
and fit it securely on the boss. Plug
in the connector.
Make sure the rubber cover fits securely
on the connector and the headlight body.
Aiming is not necessary after replacing
the bulb. When aiming adjustment is nec-
essary, contact your Scion dealer.
—Parking and front side
marker/front turn signal lights
211