2023 Lincoln Nautilus Fuses and Fuse Box | How To Use
The 2023 Lincoln Nautilus has a high-tech electricity system that is meant to make sure it works well and is safe. Central to this system is the fuse box, which is an important part that holds the fuses that protect the vehicle’s electrical connections. By stopping the flow of current in the event of a short circuit or overload, fuses protect against damage or electrical problems that might happen. The fuse box in the 2023 Lincoln Nautilus is strategically placed inside the car so it is easy to get to and use for repair and troubleshooting. For owners to properly use the fuse box, they must look to the vehicle’s manual, which gives detailed information about what each fuse does and how it connects to other circuits. Understanding how the fuses are laid out and what they do will help drivers quickly and easily fix any electrical problems that may come up in the cutting-edge and technologically advanced 2023 Lincoln Nautilus.
FUSE PRECAUTIONS
WARNING: Always disconnect the battery before servicing high-current fuses.
WARNING: To reduce the risk of electrical shock, always replace the cover to the power distribution box before reconnecting the battery or refilling fluid reservoirs.
WARNING: Always replace a fuse with one that has the specified amperage rating. Using a fuse with a higher amperage rating can cause severe wire damage and could start a fire.
UNDER HOOD FUSE BOX
LOCATING THE UNDER HOOD FUSE BOX
ACCESSING THE UNDER HOOD FUSE BOX
Accessing the Under Hood Fuse Box -Top
Accessing the Under Hood Fuse Box -Bottom
- Release the latches on both sides of the fuse box.
- Raise the inboard side of the fuse box from the cradle.
- Move the fuse box toward the center of the engine compartment.
- Pivot the outboard side of the fuse box to access the bottom side.
IDENTIFYING THE FUSES IN THE UNDER-HOOD FUSE
BOX Under Hood Fuse Box – Top
|
Fuse Number |
Fuse Rating |
Protected Component |
| 1 | 30 A | Second-row power seat. |
| 2 | — | Starter relay. |
| 3 | 15 A | Rear window wiper. Rain sensor.
Rear wash relay coil. |
| 4 | — | Blower motor relay. |
| 5 | — | Not used. |
| 6 | — | Not used. |
| 7 | 20 A | Powertrain control module – vehicle power 1. |
| 8 | 20 A | Powertrain control module – vehicle power 2. Canister vent.
Vapor blocking value. Heated oxygen post. |
| 9 | — | Powertrain control module relay. |
| 10 | 20 A | Power outlet 5-main bin. |
| 11 | 15 A | Powertrain control module – vehicle power 4. |
| 12 | 15 A | Powertrain control module – vehicle power 3. |
| 13 | — | Not used. |
| 14 | — | Not used. |
| 15 | — | Run-start relay. |
| 16 | 20 A | Power outlet 2 – back of the console. |
| 17 | 20 A | Power outlet 4 – luggage compartment. |
| 18 | — | Not used. |
| 19 | 10 A | Run-start electronic power assist steering. |
| 20 | 10 A | Run/start lighting. |
| 21 | — | Not used. |
| 22 | 10 A | Air conditioner clutch solenoid. |
| 23 | 15 A | Front split view camera. Rear view camera.
Forward-looking radar. 360° camera module. Blind spot information system. Voltage quality module (start/stop). |
| 24 | 10 A | Not used (spare). |
| 25 | 10 A | Run-start anti-lock brake system. |
| 26 | 10 A | Run-start powertrain control module. |
| 27 | 5 A | USB power outlet – back of the console. |
| 28 | 10 A | Rear window washer pump. |
| 29 | — | Not used. |
| 30 | — | Not used. |
| 31 | — | Not used. |
| 32 | — | Electronic fan 1 relay. |
| 33 | — | A/C clutch relay. |
| 34 | — | Not used. |
| 35 | — | Not used. |
| 36 | — | Not used. |
| 37 | — | Not used. |
| 38 | — | Electronic fan 2 relays. |
| 39 | — | Electronic fan 3 relays. |
| 40 | — | Horn relay. |
| 41 | — | Left-hand high beam and stop lamp relay. |
| 42 | — | Fuel pump relay. |
| 43 | 15 A | Right-hand high beam and stop lamp. |
| 44 | — | Not used. |
| 45 | — | Not used. |
| 46 | — | Not used. |
| 47 | — | Not used. |
| 48 | 15 A | Left-hand high beam and stop lamp. |
| 49 | — | Not used. |
| 50 | 20 A | Horn. |
| 51 | — | Not used. |
| 52 | — | Not used. |
| 53 | 10 A | Massaging seats. |
| 54 | 10 A | Brake on-off switch. |
| 55 | 10 A | Alternator A-line. |
| 86 | — | Not used. |
Under Hood Fuse Box – Bottom
|
Fuse Number |
Fuse Rating |
Protected Component |
| 56 | — | Not used. |
| 57 | — | Not used. |
| 58 | 30 A | Fuel pump feed. |
| 59 | 40 A | Electronic fan 3. |
| 60 | 40 A | Electronic fan 1. |
| 61 | — | Not used. |
| 62 | 50 A | Body control module 1. |
| 63 | 25 A | Electronic fan 2. |
| 64 | — | Not used. |
| 65 | 20 A | Front heated seat. |
| 66 | 15 A | Not used (spare). |
| 67 | 50 A | Body control module 2. |
| 68 | 40 A | Heated rear window. |
| 69 | 30 A | Anti-lock brake system valves. |
| 70 | 30 A | Passenger seat. |
| 71 | – | Not used. |
| 72 | — | Not used. |
| 73 | 20 A | Rear heated seats. |
| 74 | 30 A | Driver seat module. |
| 75 | 25 A | Windshield wiper motor. |
| 76 | 30 A | Power liftgate module. |
| 77 | 30 A | Climate-controlled seat module. |
| 78 | 40 A | Trailer tow. |
| 79 | 40 A | Blower motor. |
| 80 | — | Not used. |
| 81 | 40 A | 110 V inverter. |
| 82 | – | Not used. |
| 83 | — | Not used. |
| 84 | 30 A | Starter motor solenoid. |
| 85 | — | Not used. |
| 87 | 60 A | Anti-lock brake system pump. |
BODY CONTROL MODULE FUSE BOX
LOCATING THE BODY CONTROL MODULE FUSE BOX
ACCESSING THE BODY CONTROL MODULE FUSE BOX
To access the fuses in the body control module fuse box, contact an authorized dealer.
IDENTIFYING THE FUSES IN THE BODY CONTROL MODULE FUSE BOX
|
Fuse or Relay Number |
Fuse Rating |
Protected Components |
| 1 | – | Not used. |
| 2 | 10 A | Delayed accessory – power inverter logic, moonroof logic, and driver window switch power. |
| 3 | 7.5 A | Memory seats. |
| Lumbar.
Wireless accessory charging. |
||
| 4 | 20 A | Subwoofer amplifier. |
| 5 | – | Not used. |
| 6 | 10 A | Security horn relay. |
| 7 | 10 A | Gearshift module. |
| 8 | 5 A | Power liftgate module. Hands-free liftgate module. Embedded modem. |
| 9 | 5 A | Keypad.
Combined sensing module. |
| 10 | – | Not used. |
| 11 | – | Not used. |
| 12 | 7.5 A | Climate control module.
Enhanced central gateway module. |
| 13 | 7.5 A | Instrument cluster.
Steering column control module. |
| 14 | 15 A | Not used. |
| 15 | 15 A | SYNC module. |
| 16 | – | Not used. |
| 17 | 7.5 A | Headlamp control module. |
| 18 | 7.5 A | Not used (spare). |
| 19 | 5 A | Headlamp switch.
Bluetooth low energy module. |
| 20 | 5 A | Push button ignition switch. |
| 21 | 5 A | Not used (spare). |
| 22 | 5 A | Not used (spare). |
| 23 | 30 A | Driver door window and mirror. Driver door module.
Driver door lock indicator. Driver lock switch illumination. |
| 24 | 30 A | Moonroof. |
| 25 | 20 A | Amplifier. |
| 26 | 30 A | Front passenger door window and mirror. Front passenger door module.
Front passenger lock indicator. Front passenger switch illumination. |
| 27 | 30 A | Left-hand rear door module. |
| 28 | 30 A | Right-hand rear door module. |
| 29 | 15 A | Enhanced central gateway power – OBD connector. |
| 30 | 5 A | Not used (spare). |
| 31 | 10 A | Radio transceiver module. Multi-function display.
Integrated control panel. |
| 32 | 20 A | Radio. |
| 33 | – | Not used. |
| 34 | 30 A | Run-start bus (fuse 17, 18, 21, 22, 35, 36, 37, circuit breaker 38). |
| 35 | 5 A | Passenger airbag deactivation indicator. |
| 36 | 15 A | Rear heated seat module. Suspension module. |
| 37 | 20 A | Heated steering wheel. Auto-dimming interior mirror.
Automatic high beam and lane departure mirror module. Parking assist control module. |
| 38 | 30 A | Circuit breaker. |
IDENTIFYING FUSE TYPES
- Micro 2.
- Micro 3.
- Maxi.
- Mini.
- M Case.
- J Case.
- J Case Low Profile.
- Slotted M Case.
FUSES – TROUBLESHOOTING
FUSES – FREQUENTLY ASKED QUESTIONS
When do I need to check a fuse?
If electrical components in the vehicle are not working.
When do I need to replace a fuse?
If a fuse has blown.
How do I identify a blown fuse?
You can identify a blown fuse by a broken wire within the fuse.
FAQs
The fuse box in the 2023 Lincoln Nautilus is typically located in the engine compartment or the interior of the vehicle.
Generally, there should be a cover that can be removed to reveal the fuses.
The Lincoln Nautilus may use standard blade fuses or mini blade fuses, depending on the model and trim.
Visually inspect the fuses. A blown fuse will have a broken or melted wire inside. Additionally, the metal strip inside the fuse will be visibly damaged.
Fuses protect electrical circuits in the vehicle by breaking the circuit if there is a surge or overcurrent, preventing damage to components.
No, it’s essential to replace a blown fuse with one of the same amp rating to avoid damaging the vehicle’s electrical system.
The fuse box covers have a diagram that indicates the amp rating for each fuse.
Some vehicles come with spare fuses stored in the fuse box.
Typically, you only need a pair of needle-nose pliers or a fuse puller, both of which may be included in the fuse box or your vehicle’s toolkit.
It’s a good practice to check the fuses periodically or when you encounter electrical issues. Always check them with the vehicle turned off.
It’s recommended to use genuine or high-quality replacement fuses to ensure proper protection of the electrical system.
If replacing the fuse doesn’t resolve the problem, there may be an underlying issue, and it’s advisable to consult a professional mechanic or the dealership.
Follow the instructions for the correct procedure. Generally, it involves identifying the faulty fuse, removing it, and replacing it with a new one.
Removing a fuse may disable a specific function, but it’s crucial to understand the consequences and potential impact on other systems before doing so.
There is typically no need to reset the fuses. Once a blown fuse is replaced with a functional one of the same rating, the circuit should be restored automatically.
Useful Link:
View Full PDF: 2023 Lincoln Nautilus Owner’s Manual | Auto User Guide