2008 Volvo C30 Light Bulbs Types:
| Bulb | Type | Output |
| Low beam headlight | H7 | 55W |
| High beam headlight | HB3 | 55W |
| Brake light, back-up light, rear fog light | P21W | 21W |
| Turn signals front/rear (applies to models with halogen headlights) | PY21W | 21W |
| Rear parking light, side marker light | P21/W5 | 5W |
| Footwell lighting, cargo compartment lighting, license plate lighting | C5W | 5W |
| Vanity mirror | Festoon | 1.2W |
| Front parking light, side turn signal | W5W | 5W |
| Front fog light (option) | H11 | 55W |
| Glove compartment lighting | Festoon | 3W |
