For the 2003 Ford Taurus, both the low-beam and high-beam headlights use a 9007 bulb. The supplied fitment data does not identify a projector or non-projector headlight variation, so verify the original bulb before ordering if the housing has been changed.
Factory fog lights use 899 bulbs. Front turn signals and parking lights use 3457A, while the front side markers use 194NA. Rear lighting includes 3157R bulbs for the brake and tail lights, 3157 for the rear turn signals, and 168NA for the rear side markers.
- Reverse light: 921; wagons use 3156.
- Center stop light: 912.
- License plate light: 168 or 917.
- Trunk light: 212-2 for sedans or 578 for wagons.
- Dome and map lights have multiple options, including 579, 211-2, and 578; compare with the original bulb.