2021 LINCOLN NAUTILUS fuse

Protected Components
Fuse Rating
Fuse or Relay Number
Lumbar.
Wireless accessory charging.
Subwoofer amplifier.
20 A
4
Not used.
–
5
Security horn relay.
10 A
6
Gearshift module.
10 A
7
Power liftgate module.
5 A
8
Hands free liftgate module.
Embedded modem.
Keypad.
5 A
9
Combined sensing module.
Not used.
–
10
Not used.
–
11
Climate control module.
7.5 A
12
Enhanced central gateway module.
Instrument cluster.
7.5 A
13
Steering column control module.
Not used.
15 A
14
328
2021 Nautilus (CD9) Canada/United States of America, enUSA, Edition date: 202011, First-Printing Fuses

Protected Components
Fuse Rating
Fuse or Relay Number
SYNC module.
15 A
15
Not used.
–
16
Headlamp control module.
7.5 A
17
Not used (spare).
7.5 A
18
Headlamp switch.
5 A
19
Bluetooth low energy module.
Push button ignition switch.
5 A
20
Not used (spare).
5 A
21
Not used (spare).
5 A
22
Driver door window and mirror.
30 A
23
Driver door module.
Driver door lock indicator.
Driver lock switch illumination.
Moonroof.
30 A
24
Amplifier.
20 A
25
Front passenger door window and mirror.
30 A
26
Front passenger door module.
Front passenger lock indicator.
Front passenger switch illumination.
329
2021 Nautilus (CD9) Canada/United States of America, enUSA, Edition date: 202011, First-Printing Fuses

Protected Components
Fuse Rating
Fuse or Relay Number
Left-hand rear door module.
30 A
27
Right-hand rear door module.
30 A
28
Enhanced central gateway power - OBD connector.
15 A
29
Not used (spare).
5 A
30
Radio transceiver module.
10 A
31
Multi-function display.
Integrated control panel.
Radio.
20 A
32
Not used.
–
33
Run-start bus (fuse 17, 18, 21, 22, 35, 36, 37, circuit breaker 38).
30 A
34
Passenger airbag deactivation indicator.
5 A
35
Rear heated seat module.
15 A
36
Suspension module.
Heated steering wheel.
20 A
37
Auto-dimming interior mirror.
Automatic high beam and lane departure mirror module.
Parking assist control module.
Circuit breaker.
30 A
38
330
2021 Nautilus (CD9) Canada/United States of America, enUSA, Edition date: 202011, First-Printing Fuses

IDENTIFYING FUSE TYPES
Micro 2.
A
Micro 3.
B
Maxi.C
Mini.D
M Case.
E
J Case.
F
J Case Low Profile.
G
Slotted M Case.
H 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.
331
2021 Nautilus (CD9) Canada/United States of America, enUSA, Edition date: 202011, First-Printing Fuses E267379

Engine coolant reservoir. See Checking the Coolant (page 340).
A
Engine oil dipstick.
See Engine Oil Dipstick Overview (page 338).
B
Engine oil filler cap.
See Adding Engine Oil (page 338).
C
Brake fluid reservoir.
See Checking the Brake Fluid (page 218).
D
Battery.
See Changing the 12V Battery (page 345).
E
Power distribution box.
See Accessing the Under Hood Fuse Box (page 316).
F
Air filter.
See Changing the Engine Air Filter (page 344).
G
Windshield washer fluid reservoir.
See Adding Washer Fluid (page 118).
H
335
2021 Nautilus (CD9) Canada/United States of America, enUSA, Edition date: 202011, First-Printing Maintenance

Engine coolant reservoir. See Checking the Coolant (page 340).
A
Brake fluid reservoir.
See Checking the Brake Fluid (page 218).
B
Battery.
See Changing the 12V Battery (page 345).
C
Power distribution box.
See Accessing the Under Hood Fuse Box (page 316).
D
Air filter assembly.
See Changing the Engine Air Filter (page 344).
E
Engine oil dipstick.
See Engine Oil Dipstick Overview (page 338).
F
Engine oil filler cap.
See Adding Engine Oil (page 338).
G
Windshield washer fluid reservoir.
See Adding Washer Fluid (page 118).
H
337
2021 Nautilus (CD9) Canada/United States of America, enUSA, Edition date: 202011, First-Printing Maintenance

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533
2021 Nautilus (CD9) Canada/United States of America, enUSA, Edition date: 202011, First-Printing Customer Information

Auto Mode......................................................156
Auto Mode Indicators.........................................156
Switching Auto Mode On and Off...................
156
Auto-Start-Stop..............................................194 Auto-Start-Stop – Troubleshooting.................195
Auto-Start-Stop Indicators...........................194
Auto-Start-Stop Precautions.......................194
Auto-Start-Stop – Troubleshooting..........195 Auto-Start-Stop – Frequently Asked
Questions.........................................................196
Auto-Start-Stop – Information Messages..........................................................195
Autounlock.......................................................90 Autounlock Requirements..................................90
Switching Autounlock On and Off....................
90
What Is Autounlock..............................................90
Autowipers.......................................................114 Adjusting the Sensitivity of the Rain
Sensor.................................................................115
Autowipers Settings.............................................114
What Are Autowipers..........................................114
AWD See: All-Wheel Drive...........................................214
B
Battery See: Changing the 12V Battery.......................345 Beginning a Voice Interaction
...................435
Blind Spot Information System..................273 Blind Spot Information System –
Troubleshooting.............................................275
Blind Spot Information System Indicators.....................................................275
Blind Spot Information System Limitations....................................................273
Blind Spot Information System Precautions..................................................273
Blind Spot Information System Requirements..............................................274
Blind Spot Information System – Troubleshooting.........................................275
Blind Spot Information System – Information Messages.........................................................275
Bluetooth®
......................................................443
Body Control Module Fuse Box...............326 Accessing the Body Control Module Fuse
Box.....................................................................326
Identifying the Fuses in the Body Control Module Fuse Box...........................................327
Locating the Body Control Module Fuse Box.....................................................................326
Body Styling Kit Precautions.....................360
Body Styling Kits...........................................360
Bonnet Lock See: Opening and Closing the Hood............332 Booster Seats..................................................49
Types of Booster Seats.......................................49
Brake Fluid Specification............................219
Brake Over Accelerator...............................218
Brake Precautions
.........................................218
Brakes..............................................................218 Anti-Lock Braking System.................................
218
Brakes – Troubleshooting.................................219
Brakes – Troubleshooting..........................219 Brakes – Frequently Asked Questions........220
Brakes – Information Messages....................
220
Brakes – Warning Lamps..................................219
Breaking-In.....................................................305
C
Calculating Payload......................................291
Calculating the Load Limit..........................291 Helpful examples for calculating the available
amount of cargo and luggage load
capacity............................................................292
California Proposition 65............................514
Canceling the Set Speed...........................252
Capacities and Specifications
...................398
Catalytic Converter......................................204
Catalytic Converter – Troubleshooting........204
Catalytic Converter Precautions..............204
556
2021 Nautilus (CD9) Canada/United States of America, enUSA, Edition date: 202011, First-Printing Index