2004 Volvo S80 Light Bulbs Types:
| Bulb | Type | Output | Socket |
| Headlights High beam | H7 | 55W | - |
| Headlights Low beam | H7 | 55W | - |
| Bi-Xenon headlights* (option) | - | 35W | D2R |
| Front parking lights | - | 5 W | W 2.1x9.5d |
| Front direction indicators | - | 21W | BAU 15s |
| Front fog lights | H1 | 55W | - |
| Side marker lights | - | 3W | W2.1x9.5d |
| Rear direction indicators | - | 21W | PY |
| Tail lights | 67 | 5W/4cp | BA 15 |
| Brake lights | LED | - | - |
| Backup lights | 1156 | 21W | BA 15 |
| Rear fog light | 1156 | 21/4W | BA 15 d |
| License plate light | - | 5W | W 2.1x9.5d |
| Door step courtesy lights/Front | - | 5W | SV 8.5 |
| Door step courtesy lights/Rear | - | 5W | W 2.1x9.5d |
| Trunk lights | - | 10W | SV 8.5 |
| Glove compartment light | - | 2W | BA 9s |
| Vanity mirror light(s) | - | 12V 1.2 W | - |
| Instrument lighting | - | 3W | W 2.1x9.5d |
| Rear ashtray | - | 1.2W | W 2x4.6d |
| Front courtesy lights | - | 10W | SV 8.5 |
| Rear reading lights | - | 5W | W2.1x9.5d |
| Sideview mirror | - | 5W | W2.1x9.5d |
