2012 Ford Focus Light Bulbs Types:
| Bulb | Type |
| Headlamps high beam | H1 |
| Headlamp low beam | H11LL |
| Turn lamp (front) | W21W |
| Park/Side marker lamp (front) | 168NA |
| Fog lamps (if equipped) | H11 LL |
| Stop/tail lamp | 3157K |
| Turn lamp | 3757AK |
| Backup lamp | 921 |
| License plate lamp | LED |
| High-mount brake lamp | LED |
