2012 Toyota 4Runner Light Bulbs Types:
| Bulb | Type |
| Headlights (low beam) | H11 |
| Headlights (high beams) | HB3 |
| Front turn signal and daytime running lights | 1156NA |
| Parking lights and front side marker lights | Wedge base bulbs (clear) |
| Fog lights | H11 |
| Rear turn signal lights | Wedge base bulbs (amber) |
| Back-up lights | Wedge base bulbs (clear) |
| License plate lights | Wedge base bulbs (clear) |
| Stop/tail and rear side marker lights | 7443 |
| Outer foot lights | Wedge base bulbs (clear) |
| Front personal/ front interior lights | Wedge base bulbs (clear) |
| Rear interior light | Double end bulbs |
| Vanity lights | Wedge base bulbs (clear) |
| Door courtesy lights | 168 |
| Luggage compartment lights | Double end bulbs |
