2012 Toyota Yaris bulb fitment uses a 9003 bulb for both the low-beam and high-beam headlights. The same 9003 application is listed for the daytime running lights, so verify the existing bulb and connector before ordering.
Fog-light fitment is listed as either H11 LED or H16 LED. The front turn signal and parking light use 7444NA, while the rear turn signal uses 7440A. Brake and tail-light applications are 7443R, with a 7443A bulb listed for the rear side marker.
- Front side marker: 168NA for hatchback models or 2827 for sedan models.
- Reverse light: 921.
- Center stop light: 921 or an integrated LED, depending on the vehicle.
- License plate light: 168 or 917.
- Dome and map lights may use 168, 194, 7441, or 917.
- Trunk light: 194 or 7441; hatchbacks may use DE3022.
Check the Yaris body style and the original lamp assembly, especially for fog lights, interior lights, and the center stop light, before purchasing.