
Lincoln Nautilus 2021 Fuse Box Info
Passenger compartment fuse box location:

The fuse panel is under the instrument panel to the left of the steering column.
Engine compartment fuse box location:

Fuse Box Diagram | Layout
Passenger compartment fuse box:

| Fuse/Relay N° | Rating | Functions |
| 1 | - | Not used |
| 2 | 10A | Delayed accessory - power inverter logic, moonroof logic and driver window switch power |
| 3 | 7.5A | Memory seats, Lumbar, Wireless accessory charging |
| 4 | 20A | Subwoofer amplifier |
| 5 | - | Not used |
| 6 | 10A | Security horn relay |
| 7 | 10A | Gearshift module |
| 8 | 5A | Power liftgate module, Hands free liftgate module, Embedded modem |
| 9 | 5A | Keypad, Combined sensing module |
| 10 | - | Not used |
| 11 | - | Not used |
| 12 | 7.5A | Climate control module, Enhanced central gateway module |
| 13 | 7.5A | Instrument cluster, Steering column control module |
| 14 | 15A | Not used |
| 15 | 15A | SYNC module |
| 16 | - | Not used |
| 17 | 7.5A | Headlamp control module |
| 18 | 7.5A | Not used (spare) |
| 19 | 5A | Headlamp switch, Bluetooth low energy module |
| 20 | 5A | Push button ignition switch |
| 21 | 5A | Not used (spare) |
| 22 | 5A | Not used (spare) |
| 23 | 30A | Driver door window and mirror, Driver door module, Driver door lock indicator, Driver lock switch illumination |
| 24 | 30A | Moonroof |
| 25 | 20A | Amplifier |
| 26 | 30A | Front passenger door window and mirror, Front passenger door module, Front passenger lock indicator, Front passenger switch illumination |
| 27 | 30A | Left-hand rear door module |
| 28 | 30A | Right-hand rear door module |
| 29 | 15A | Enhanced central gateway power - OBD connector |
| 30 | 5A | Not used (spare) |
| 31 | 10A | Radio transceiver module, Multi-function display, Integrated control panel |
| 32 | 20A | Radio |
| 33 | - | Not used |
| 34 | 30A | Run-start bus (fuse 17, 18, 21, 22, 35, 36, 37, circuit breaker 38) |
| 35 | 5A | Passenger airbag deactivation indicator |
| 36 | 15A | Rear heated seat module, Suspension module |
| 37 | 20A | Heated steering wheel, Auto-dimming interior mirror, Automatic high beam and lane departure mirror module, Parking assist control module |
| 38 | 30A | Circuit breaker |
Engine compartment fuse box:

| Fuse/Relay N° | Rating | Functions |
| 1 | 30A | Second row power seat |
| 2 | - | Starter relay |
| 3 | 15A | Rear wiper, Rain sensor, Rear wash relay coil |
| 4 | - | Blower motor relay |
| 5 | - | Not used |
| 6 | - | Not used |
| 7 | 20A | Powertrain control module - vehicle power 1 |
| 8 | 20A | Powertrain control module - vehicle power 2, Canister vent, Vapor blocking value, Heated oxygen post |
| 9 | - | Powertrain control module relay |
| 10 | 20A | Power point 5-main bin |
| 11 | 15A | Powertrain control module - vehicle power 4 |
| 12 | 15A | Powertrain control module - vehicle power 3 |
| 13 | - | Not used |
| 14 | - | Not used |
| 15 | - | Run/start relay |
| 16 | 20A | Power point 2 - back of console |
| 17 | 20A | Power point 4 - luggage compartment |
| 18 | - | Not used |
| 19 | 10A | Run-start electronic power assist steering |
| 20 | 10A | Run/start lighting |
| 21 | - | Not used |
| 22 | 10A | Air conditioner clutch solenoid |
| 23 | 15A | Front split view camera, Rear view camera, Forward looking radar, 360° camera module, Blind spot information system, Voltage quality module (start/stop) |
| 24 | 10A | Not used (spare) |
| 25 | 10A | Run-start anti-lock brake system |
| 26 | 10A | Run-start powertrain control module |
| 27 | 5A | USB power outlet - back of console |
| 28 | 10A | 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 relay |
| 39 | - | Electronic fan 3 relay |
| 40 | - | Horn relay |
| 41 | - | Left-hand high beam and stoplamp relay |
| 42 | - | Fuel pump relay |
| 43 | 15A | Right-hand high beam and stoplamp |
| 44 | - | Not used (spare) |
| 45 | - | Not used |
| 46 | - | Not used |
| 47 | - | Not used |
| 48 | 15A | Left high beam and stop lamp |
| 49 | - | Not used |
| 50 | 20A | Horn |
| 51 | - | Not used |
| 52 | - | Not used |
| 53 | 10A | Massaging seats |
| 54 | 10A | Brake on off switch |
| 55 | 10A | Alternator A-line |
| 86 | - | Not used |
Engine compartment fuse box - bottom:

| Fuse/Relay N° | Rating | Functions |
| 56 | - | Not used |
| 57 | - | Not used |
| 58 | 30A | Fuel pump feed |
| 59 | 40A | Electronic fan 3 |
| 60 | 40A | Electronic fan 1 |
| 61 | - | Not used |
| 62 | 50A | Body control module 1 |
| 63 | 25A | Electronic fan 2 |
| 64 | - | Not used |
| 65 | 20A | Front heated seat |
| 66 | 15A | Not used (spare) |
| 67 | 50A | Body control module 2 |
| 68 | 40A | Heated rear window |
| 69 | 30A | Anti-lock brake system valves |
| 70 | 30A | Passenger seat |
| 71 | - | Not used |
| 72 | - | Not used |
| 73 | 20A | Rear heated seats |
| 74 | 30A | Driver seat module |
| 75 | 25A | Windshield wiper motor |
| 76 | 30A | Power liftgate module |
| 77 | 30A | Climate controlled seat module |
| 78 | 40A | Trailer tow |
| 79 | 40A | Blower motor |
| 80 | - | Not used (spare) |
| 81 | 40A | 110 volt inverter |
| 82 | - | Not used |
| 83 | - | Not used |
| 84 | 30A | Starter motor solenoid |
| 85 | - | Not used |
| 87 | 60A | Anti-lock brake system pump |





