2003 Honda Pilot headlight fitment uses a 9003 bulb for both the low-beam and high-beam headlights. The same 9003 fitment is also listed for the daytime running lights, so check the existing bulb and socket before ordering replacements. No fog-light bulb fitment is listed in the supplied data.
Other useful exterior bulb details include 1157A for the front turn signals and parking lights, while the rear turn signals use 7443 bulbs. The tail and brake lights use 7443R bulbs. Reverse lights and the center stop light use 921 bulbs. Front and rear side markers are listed as 168NA.
- License plate lighting may use either 168 or 917 bulbs.
- Courtesy lighting uses 578, and the glove-box light uses DE3021.
- Interior lighting includes 194 and 7441 bulbs.
- Map lights may use 2825 or 98 bulbs, while the trunk light uses DE3022.
The supplied fitment data does not identify separate projector or non-projector headlight configurations, so no headlight-type distinction is provided for this model year.