In this article, we present a comprehensive guide to the 2016 Ford Expedition Fuse Box Diagram covering the layout of the fuse box, discuss the purpose of different fuses and relays, and offer practical insights on troubleshooting common electrical problems. Whether you are a mechanic, or a inquisitive owner, this guide will equip you with the knowledge needed to effectively navigate your Expedition’s electrical system.
Table of Contents
Note: All information contained in this Quick Reference Guide was accurate at the time of duplication. For detailed operating and safety information, please consult your Owner’s Manual.
Importance of the Fuse Box Diagram
- Troubleshooting Electrical Issues: The fuse box diagram serves as a map, indicating the location and purpose of each fuse and relay within the vehicle’s electrical system.
- Preventing Damage: Fuses act as protective devices in the electrical system. They are designed to fail or “blow” when there is an excessive current flow, protecting sensitive components from damage caused by electrical overload.
- Adding Accessories or Upgrades: When installing additional accessories such as a new audio system, auxiliary lighting, or a trailer hitch, it is crucial to understand the fuse box diagram.
- Maintenance and Repairs: The fuse box diagram is a valuable resource during maintenance and repairs.
- Safety: Understanding the fuse box and its diagram enhances safety on the road.
Things to Know Before Changing the Fuses
- Disconnect the battery: Prioritize disconnecting the battery before handling high-current fuses. This crucial measure helps prevent electrical accidents and safeguards your personal well-being.
- Replace the power distribution box cover: After reconnecting the battery or refilling fluid reservoirs, don’t forget to replace the cover of the power distribution box. This simple step significantly reduces the risk of electrical shock and provides an additional layer of protection for both you and your vehicle.
- Use the correct amperage rating: Always replace a fuse with one that has the exact amperage rating specified. Using a fuse with a higher amperage rating can cause severe wire damage and, in extreme cases, may pose a fire hazard. To maintain electrical safety, strictly adhere to the recommended amperage when replacing fuses.
2016 Ford Expedition Fuse Box Diagram (Engine Compartment)
The power distribution box, situated in the engine compartment, is home to essential high-current fuses that serve as protectors for your vehicle’s primary electrical systems. These crucial fuses play an important role in defending the systems from overloads, ensuring their smooth operation, and preventing potential damage. The high-current fuses are coded as follows:
Note: In the event that you need to disconnect and reconnect the battery, it's important to note that certain features may require resetting. This step is necessary to restore their functionality. 1J Case Low Profile / 2Mini Fuses.
| Fuse or Relay Number | Fuse Amp Rating | Protected Components |
| 1 | Relay | Rear washer relay. |
| 2 | Relay | Starter relay. |
| 3 | Relay | Blower motor relay. |
| 4 | Relay | Rear wiper relay. |
| 5 | Relay | Fuel pump relay. |
| 6 | Relay | Electronic cooling fan. |
| 7 | Relay | Rear window defroster. Heated mirror relay. |
| 8 | Relay | Electronic cooling fan. |
| 9 | Relay | Run/start relay. |
| 10 | Relay | Power distribution box relay. |
| 11 | 40A1 | Power running boards. Heated seats. |
| 12 | 40A1 | Run/start relay. |
| 13 | 30A1 | Starter relay. |
| 14 | 50A1 | Electronic cooling fan. |
| 15 | — | Not used. |
| 16 | 50A1 | Electronic fan. |
| 17 | — | Not used. |
| 18 | 30A1 | Trailer brake. |
| 19 | 20A1 | Powerpoint (console). |
| 20 | 20A1 | 4×4 module HAT 2. |
| 21 | 30A1 | Trailer tow module. |
| 22 | 30A1 | Passenger power seat. |
| 23 | Relay | Air conditioner clutch relay. |
| 24 | Relay | Trailer tow park lamp relay. |
| 25 | — | Not used. |
| 26 | 10A2 | ALT sensor. |
| 27 | 20A2 | 4×4 module HAT 1. |
| 28 | 25A2 | Trailer tow park lamp relay. |
| 29 | 10A2 | Integrated wheel end solenoid. |
| 30 | 10A2 | Air conditioner clutch relay. |
| 31 | 15A2 | Trailer tow backup lamp. |
| 32 | 40A1 | Blower motor relay. |
| 33 | 40A1 | 110-volt AC power point. |
| 34 | 30A1 | Auxiliary blower motor. |
| 35 | 50A1 | Powertrain control module relay. |
| 36 | 30A1 | Power liftgate. |
| 37 | — | Not used. |
| 38 | — | Not used. |
| 39 | Relay | Trailer tow backup lamps relay. |
| 40 | Relay | Electronic fan 2 relay. |
| 41 | 10A2 | Powertrain control module keep-alive power. |
| 42 | 5A2 | Run/start relay. |
| 43 | 10A2 | Brake on/off switch. |
| 44 | 20A2 | Fuel pump relay. |
| 45 | 10A2 | Not used (spare). |
| 46 | 15A2 | Front/rear washer pump. |
| 47 | 30A1 | Rear wiper motor. |
| 48 | 40A1 | Trailer tow module. |
| 49 | — | Not used. |
| 50 | 30A1 | Front wiper motor relay. |
| 51 | 40A1 | Rear window defroster and heated mirror relay. |
| 52 | 10A1 | Anti-lock brake system run/start feed. |
| 53 | 5A1 | Powertrain control module ISP. |
| 54 | 5A1 | Power steering. |
| 55 | — | Not used. |
| 56 | 30A1 | Passenger compartment fuse panel run/start feed. |
| 57 | 5A2 | Blower motor run/start. |
| 58 | — | Not used. |
| 59 | 15A2 | Heated mirrors. |
| 60 | — | Not used. |
| 61 | — | Not used. |
| 62 | — | Not used. |
| 63 | 25A1 | Electronic fan. |
| 64 | 30A1 | Moonroof. |
| 65 | 20A1 | Not used (spare). |
| 66 | 20A1 | Auxiliary power point (rear of center console). |
| 67 | 40A1 | Front row climate-controlled seats. |
| 68 | 30A1 | Anti-lock brake system valves. |
| 69 | 60A1 | Anti-lock brake system pump. |
| 70 | 30A1 | Third-row power fold seat. |
| 71 | 20A1 | Auxiliary power point/cigar lighter. |
| 72 | 20A1 | Auxiliary power point (right rear quarter panel). |
| 73 | 20A1 | Rear seat climate module. |
| 74 | 30A1 | Driver power seat. |
| 75 | 25A2 | Vehicle power 1 – powertrain control module. |
| 76 | 20A2 | Vehicle power 2 – powertrain control module. |
| 77 | 20A2 | Vehicle power 4 – ignition coils. |
| 78 | — | Not used. |
| 79 | 15A2 | Vehicle power 3 – powertrain control module. |
| 80 | — | Not used. |
| 81 | — | Not used. |
| 82 | 5A2 | Rain sensor. |
| 83 | — | Not used. |
| 84 | — | Not used. |
| 85 | Relay | Wiper motor relay. |
2016 Ford Expedition Fuse Box Diagram (Passenger Compartment)
The passenger compartment fuse panel is easily accessible on the right-hand side of the passenger footwell, concealed behind a trim panel. To reach the fuse panel, gently pull the trim panel towards you and swing it away from the side. When reinstalling the trim panel, align the tabs with the grooves on the panel, and firmly push it shut to ensure a secure fit. This straightforward process enables convenient removal and reinstallation of the trim panel, granting easy access to the passenger compartment fuse panel.
| Fuse or Relay Number | Fuse Amp Rating | Protected Components |
| 1 | 30A | Driver window. |
| 2 | 15A | Rear seat control. Multimedia gateway module. |
| 3 | 30A | Passenger window. |
| 4 | 10A | Demand lamps. |
| 5 | 20A | Amplifier. |
| 6 | 5A | Rear electronic automatic temperature control. |
| 7 | 7.5A | Power mirror. Driver seat memory switch. |
| 8 | — | Not used. |
| 9 | 10A | SYNC. Power lift gate. Electric finish panel. Display. |
| 10 | 10A | Run accessory relay. |
| 11 | 10A | Passive entry/start module. |
| 12 | 15A | Interior lighting. Puddle lamps. |
| 13 | 15A | Right turn and stop/turn signals. |
| 14 | 15A | Left turn and stop/turn signals. |
| 15 | 15A | Reverse lamp. Center high-mount stop lamp. EC mirror. |
| 16 | 10A | Right front low beam. |
| 17 | 10A | Left front low beam. |
| 18 | 10A | Brake shift interlock/start button LED/keypad illumination. Third-row power folding seat. Passive entry touch start. |
| 19 | — | Not used. |
| 20 | 20A | Lock/unlock relays. |
| 21 | — | Not used. |
| 22 | 20A | Horn. |
| 23 | 15A | Steering wheel control module. Cluster. |
| 24 | 15A | Adjustable pedals/power adjustable column. Datalink. |
| 25 | 15A | Liftgate release decklid. Liftglass release motor. |
| 26 | 5A | Push to start switch. |
| 27 | 20A | Passive entry/start module. |
| 28 | 15A | Ignition switch. Key inhibit switch. |
| 29 | 20A | Radio. GPS. |
| 30 | 15A | Front park lamps. |
| 31 | 5A | Trailer brake on/off. |
| 32 | 15A | Power vent. Driver’s window motor. Power inverter. |
| 33 | 10A | CCD suspension module. |
| 34 | 10A | Rear park assist. Rear camera. BLIS. Heated seat. |
| 35 | 5A | Climate module. O/D switch. |
| 36 | — | Not used. |
| 37 | 10A | 4X4 module. |
| 38 | 10A | EC mirror. Moonroof. DVD. AM/FM radio. |
| 39 | 15A | Left and right front high beams. |
| 40 | 10A | Rear park/tail lamps. |
| 41 | 7.5A | Restraints control module. |
| 42 | — | Not used. |
| 43 | — | Not used. |
| 44 | — | Not used. |
| 45 | 5A | Not used (spare). |
| 46 | 10A | Climate control. |
| 47 | 15A | Fog lamps. |
| 48 | 30A | Front passenger and rear windows circuit breaker. |
| 49 | Relay | Windows and vents relay. |
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Conclusion
Having a good understanding of the fuse box diagram for the 2016 Ford Expedition is extremely important if you want to effectively manage the electrical system of this exceptional big SUV. By familiarizing yourself with the layout, purpose, and location of fuses and relays, you will acquire the necessary knowledge to troubleshoot electrical issues, prevent damage to critical components, and perform maintenance tasks confidently.
This comprehensive guide has thoroughly explored the significance of the fuse box diagram, emphasizing its role in troubleshooting, preventing damage, facilitating installations, assisting in repairs, and enhancing overall safety.
With the knowledge obtained from this guide, you will be able to confidently resolve electrical problems, replace blown fuses with the appropriate amperage rating, and make informed decisions when installing accessories.
Always remember that the fuse box diagram is your ultimate resource for understanding the electrical system of your vehicle. By utilizing this valuable tool, you can effortlessly navigate the intricate network of fuses and relays, saving yourself time, money, and potential frustration.
