For the 2015 Toyota Yaris, both the low-beam and high-beam headlights use a 9003 bulb. The daytime running light is listed as either 9003 or LED, so confirm the vehicle’s lighting configuration before ordering a replacement.
Other notable exterior fitments include 7444NA bulbs for the front turn signals and parking lights, while the front side marker uses 168NA. At the rear, the turn signal uses 7440, the brake and tail lights use 7443R, and the rear side marker uses 7443A. The reverse light takes a 921 bulb.
The center stop light is LED. Interior and auxiliary lighting includes 168 or 917 bulbs for the dome and map lights, DE3022 for the trunk light, and 168 or 917 for the license plate lights. No fog-light bulb fitment is listed for this model year.