For the 2014 Honda Insight, the low-beam headlights use H11 bulbs, while the high-beam headlights use 9005 bulbs. The daytime running lights also use 9005. The supplied fitment data does not identify a separate projector or non-projector headlight variation.
Front and rear turn signals use amber 7440A bulbs. The brake lights, center stop light, and tail lights are listed as LED, so no replaceable bulb size is provided for those applications. Reverse lights use 921 bulbs.
Depending on the specific lamp application, the parking, license plate, and trunk lights use either 168 or 917 bulbs. Front side markers use 168NA, and rear side markers use 194NA. Interior lighting includes DE3175 bulbs for the dome and map lights, plus a 158 bulb for the glove box. The automatic light application is listed as 2721.