Ford F-Series F250 F-250 Econoline – fuse box diagram (USA version)
Fuse box
| Fuse/CB | Ampere rating [A] | Description |
| 1 | 15 | Brake pressure switch, DLC, PSOM, Speed control, stop/hazard/turn lamp |
| 2 | 30 | Wiper control module, windshield wiper motor |
| 3 | — | Not used |
| 4 | 20 | Flash-to-pass, instrument illumination, license lamps, hand and park lamps |
| 5 | 15 | Air bag module, auxiliary battery relay, back-ip lamps, daytime running lamps (DRL) module, hazard lamps, shift locj actuator, transmission control switch, turn lamps |
| 6 | 20 | Accessory tap, anti-thef mdule, illuminated entry, remote keyless entry modulle, speed control, trailer battery charge relay |
| 7 | 10 | Anti-thef module, transmission range sensor, park/neutral posistion switch, powertrain control module (PCM) |
| 8 | 15 | Anti-theft indicator, courtesy lamp switch, dome/map lamp, illuminated entry, power mirrors, radio memory, remote keyless entry module, visior lamps |
| 9 | 15 | Air conditioner switch |
| 10 | 25 | Cigar lighter, power amplifier, rear power outlet |
| 11 | 15 | Headlamp switch, radio |
| 12 | 20 CB | Anti-theft module, power door locks, memory lock module |
| 13 | 5 | Instrument panel illumination lamps |
| 14 | 20 CB | Power windows |
| 15 | 20 | Air bag module |
| 16 | 30 | Modified vehicle power, power lumbar seats |
| 17 | 20 | Programmable speedometer/odometer module (PSOM), rear ant-lock brake system (RABS) |
| 18 | 15 | Instrument panel warning lamps, warning chime |
| Circuit protected | Location | Size |
| Alternator | Starter motor relay | 18 Ga. |
| Alternator | Starter motor relay | 12 Ga. (2) |
| Glow plugs right bank (diesel) | Starter motor relay | 14 Ga. |
| Glow plugs left bank (diesel) | Starter motor relay | 14 Ga. |
| Powertrain control module (diesel) | Starter motor relay | 16 Ga.20 Ga. |
| Ignition switch | Power distribution box | 60 A fuse |
| Trailer tow | Power distribution box | 40 A fuse |
| Trailer tow | Power distribution box | 30 A fuse |
| Fuse panel | Power distribution box | 60 A fuse |
| Aux. panel | Power distribution box | 50 A fuse |
| Blower motor | Power distribution box | 60 A fuse |
| Modified vehicle | Power distribution box | 50 A fuse |
| Electric brake | Power distribution box | 20 A fuse |
| Driver’s power seat/lumbar | Power distribution box | 50 A fuse |
| Turn signal – RH (Trailer tow) | Power distribution box | 10 A fuse |
| Turn signal – LH (Trailer tow) | Power distribution box | 10 A fuse |
| Running lights (Trailer tow) | Power distribution box | 10 A fuse |
| Horn | Power distribution box | 15 A fuse |
| Trailer tow & aux. batt. relay | Power distribution box | 60 A fuse |
| Fuel pump (gas engine only) | Power distribution box | 30 A fuse |
| Powertrain control module | Power distribution box | 30 A fuse |
| Underhood lamp | Power distribution box | 15 A fuse |
| Fuse link color code | |
| Blue | 20 GA. |
| Brown | 18 GA. |
| Black | 16 GA. |
| Green | 14 GA. |
| Gray | 12 GA. |
Power distribution box
| Circuit protected | Type of protection | Location |
| Glow plug right bank | 14 Gauge fuse link | Starter motor relay |
| Glowe plug left bank | 14 Gauge fuse link | Starter motor relay |
| Alternator | 18 Gauge fuse link | Starter motor relay |
| Aleternator | 12 Gauge fuse link (2) | Starter motor relay |
| Diesel PCM relay/KAM | 16 Gauge fuse link20 Gauge fuse link | Starter motor relay |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.