In this article, we will explore the 2006 Ford F550 Fuse Box diagram, knowing the purpose and significance of each fuse and relay.
Table of Contents
Standard fuse amperage rating and color
| COLOR | |||||
| Fuse rating | Mini fuses | Standard fuses | Maxi fuses | Cartridge maxi fuses | Fuse link cartridge |
| 2A | Grey | Grey | — | — | — |
| 3A | Violet | Violet | — | — | — |
| 4A | Pink | Pink | — | — | — |
| 5A | Tan | Tan | — | — | — |
| 7.5A | Brown | Brown | — | — | — |
| 10A | Red | Red | — | — | — |
| 15A | Blue | Blue | — | — | — |
| 20A | Yellow | Yellow | Yellow | Blue | Blue |
| 25A | Natural | Natural | — | — | — |
| 30A | Green | Green | Green | Pink | Pink |
| 40A | — | — | Orange | Green | Green |
| 50A | — | — | Red | Red | Red |
| 60A | — | — | Blue | — | Yellow |
| 70A | — | — | Tan | — | Brown |
| 80A | — | — | Natural | — | Black |
2006 Ford F550 Fuse Box Diagram (Power Distribution Box)
The power distribution box in your 2006 Ford F550 is a crucial component located in the engine compartment. Serving as a central hub for the vehicle’s electrical system, this box contains a set of robust fuses that play a vital role in protecting the main electrical systems from overloading.
To access the Power Distribution Box, Open the hood by following these steps:
- Inside the vehicle, pull the hood release handle located under the bottom left corner of the instrument
panel. - Go to the front of the vehicle and release the auxiliary latch located under the right center of the hood.
Slide the handle to release the auxiliary latch. - Lift the hood until the lift cylinders hold it open.
| Fuse/Relay Location | Fuse Amp Rating | Description |
| 1 | 30A* | Wipers |
| 2 | 40A* | Blower |
| 3 | 30A* | Electronic Shift on the Fly(ESOF) |
| 4 | — | Not used |
| 5 | 50A* | Injector Driver Module (IDM)(Diesel engine only) |
| 6 | — | Not used |
| 7 | — | Not used |
| 8 | — | Shunt |
| 9 | 20A** | Trailer tow turn signals |
| 10 | 10A** | Powertrain Control Module (PCM) keep alive power, Canister vent solenoid (gasoline engine only) |
| 11 | 10A** | Anti-lock Brake System (ABS) |
| 12 | 2A** | Brake pressure switch |
| 13 | 15A** | Daytime Running Lamps (DRL) |
| 14 | — | Not used |
| 15 | 15A** | IDM logic (Diesel engine only) |
| 16 | — | Not used |
| 17 | 10A** | A/C clutch |
| 18 | 10A** | IDM relay (Diesel engine only) |
| 19 | — | Not used |
| 20 | 10A** | Trailer tow back-up lamps |
| 21 | — | Not used |
| 22 | 60A*** | ABS (Coils) |
| 23 | 60A*** | ABS (Pump) |
| 201 | 1⁄2 ISO relay | Trailer tow right turn signal/stop lamp |
| 202 | 1⁄2 ISO relay | Trailer tow left turn signal/stop lamp |
| 203 | 1⁄2 ISO relay | A/C clutch |
| 204 | — | Not used |
| 205 | 1⁄2 ISO relay | DRL #1 |
| 206 | 1⁄2 ISO relay | DRL #2 |
| 301 | Full ISO relay | DRL #3 |
| 302 | — | Not used |
| 303 | Full ISO relay | Blower |
| 304 | High-current relay | IDM (Diesel engine only) |
| * Cartridge Fuse ** Mini Fuses *** Maxi fuse | ||
2006 Ford F550 Passenger Compartment Fuse Panel Diagram
You can find the passenger compartment fuse panel in your vehicle easily. It’s located below and to the left of the steering wheel, near the brake pedal.
To get to the fuses, you’ll need to take off the panel cover. It’s a simple process.
Just use the finger slots on top of the panel and pull it downward. As you do that, the top clips of the panel will come loose, and the panel will come off smoothly.
| Fuse/Relay Location | Fuse Amp Rating | Passenger Compartment Fuse Panel Description |
| 1 | 15A* | Adjustable pedals |
| 2 | 10A* | Cluster |
| 3 | 10A* | Upfitter #3 |
| 4 | 20A* | Power point (Instrument panel) |
| 5 | 10A* | Upfitter #4 |
| 6 | — | Not used |
| 7 | 30A* | High beam headlamps, Flash-to-pass |
| 8 | 20A* | Back-up lamps |
| 9 | — | Not used |
| 10 | — | Not used |
| 11 | 20A* | Radio (Main) |
| 12 | 20A* | Cigar lighter, OBD II |
| 13 | 5A* | Power mirrors |
| 14 | — | Not used |
| 15 | — | Not used |
| 16 | — | Not used |
| 17 | 15A* | Exterior lamps |
| 18 | 20A* | Flasher, Brake On-Off (BOO) lamps |
| 19 | 10A* | Body Security Module (BSM)(Security) |
| 20 | 15A* | Trailer tow Electric BrakeController (EBC) |
| 21 | 20A* | Heated seats |
| 22 | 20A* | Engine control |
| 23 | 20A* | Engine control (gasoline engine only)/Climate control (Diesel engine only) |
| 24 | 15A* | Tow haul, Blower relay, ElectronicAutomatic Temperature Control(EATC) |
| 25 | — | Not used |
| 26 | 10A* | Airbags |
| 27 | 15A* | Ignition switch RUN feed |
| 28 | 10A* | Trailer tow EBC logic |
| 29 | 10A* | Customer access |
| 30 | 15A* | High beam headlamps |
| 31 | 15A* | Starter relay |
| 32 | 5A* | Radio (start) |
| 33 | 15A* | Cluster, 4×4, Wipers |
| 34 | 10A* | BOO switch (Low current) |
| 35 | 10A* | Instrument cluster |
| 36 | — | Not used |
| 37 | 15A* | Horn |
| 38 | 20A* | Trailer tow park lamps |
| 39 | 15A* | Heated mirrors |
| 40 | 20A* | Fuel pump |
| 41 | 10A* | Instrument cluster |
| 42 | 15A* | Delayed accessory |
| 43 | 10A* | Fog lamps |
| 44 | — | Not used |
| 45 | 10A* | Ignition switch RUN/START feed |
| 46 | 10A* | Left-hand low beam headlamp |
| 47 | 10A* | Right-hand low beam headlamp |
| 48 | — | Not used |
| 101 | 30A** | Trailer tow EBC |
| 102 | 30A** | BSM (Door locks) |
| 103 | 30A** | Ignition switch |
| 104 | — | Not used |
| 105 | — | Not used |
| 106 | — | Not used |
| 107 | 20A** | Trailer tow battery charge |
| 108 | 30A** | Upfitter #1 |
| 109 | 30A** | Upfitter #2 |
| 110 | 30A** | Ignition switch |
| 111 | — | Not used |
| 112 | 30A** | Power seat (Driver) |
| 113 | 30A** | Starter |
| 114 | 30A** | Power seat (Passenger) |
| 115 | 20A** | Upfitter control |
| 116 | 30A** | Ignition switch |
| 210 | — | Not used |
| 211 | 1⁄2 ISO relay | Back-up lamps |
| 212 | — | Not used |
| 301 | Full ISO relay | Trailer tow battery charge |
| 302 | Full ISO relay | Powertrain Control Module (PCM) |
| 303 | — | Not used |
| 304 | — | Not used |
| 305 | Full ISO relay | Upfitter control |
| 306 | Full ISO relay | Delayed accessory |
| 307 | Full ISO relay | Starter |
| 601 | 30A circuit breaker | Delayed accessory, Power windows, Moonroof |
| 602 | — | Not used |
| * Mini fuse ** Cartridge fuse | ||
Tom Smith is a passionate car mechanic and automotive enthusiast, specializing in the intricate world of car fuse boxes. With years of hands-on experience under the hood, he has earned a reputation as a reliable expert in his field. As the founder and content creator of the popular blog website 'carsfuse.com,' Tom has dedicated himself to sharing his extensive knowledge of car fuse boxes and electrical systems with the world.