2003 Ford Ranger Light Bulbs Types:
| Bulb | Type |
| Park/turn/side marker lamps (front) | 3457AK, 194 |
| Headlamps | 9007 |
| Foglamps (if equipped) | 9145 |
| Hi-mount brakelamp | 922 |
| Cargo lamps | 906 |
| Rear stop/turn/tail lamps | 3157K |
| Rear license plate lamps | 194 |
| Backup lamp | 3156K |
| Dome lamp | 912 |
| Glove compartment | 194 |
| Map/dome-SuperCab (if equipped) | 904 |
| Map/dome-Regular Cab (if equipped) | 904, 904 |
