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2020 Lincoln Navigator Fuses and Fuse Box | Diagram and Details

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2020 Lincoln Navigator Fuses and Fuse Box | Diagram and Details

The fuses and fuse box in the 2020 Lincoln Navigator are very important for keeping the car safe and handling the different electrical parts inside. The fuse box, which is usually put in a certain spot, holds a variety of fuses that protect against electricity overloads. Each fuse is made to “blow” if the current goes over a certain level, protecting the parts that are linked. Often, the fuse box is organized with a picture that shows what each fuse does. This makes it easy for people to find and fix electrical problems. This complete system makes sure that important parts like the lights, power windows, and radio systems work properly and don’t break. To fix problems and keep the 2020 Lincoln Navigator’s electrical system running at its best, you need to be familiar with the fuse box diagram and its features.

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FUSE SPECIFICATION CHART

Engine Compartment Fuse Box

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.

The engine compartment fuse box is in the engine compartment. It has high-current fuses that protect your vehicle’s main electrical systems from overloads.
You need to reset some features when you, or someone else, disconnects and reconnects the battery. See Changing the 12V Battery (page 390).
Replace fuses with the same type and rating. See Changing a Fuse2020 Lincoln Navigator-Fuses and Fuse Box -fig 1

Fuse Number Fuse Rating Protected Component
1 25 A Horn.
2 50 A Electric fan 1.
3 30 A Front wiper motor.
4 50 A Inverter.
5 30 A Starter relay.
6 20 A Power point #1.
8 20 A Power point #2.
10 5 A Rain sensor.
12 20 A Trailer tow light module.
13 10 A 4X4 module. Heated backlight relay coil. Heated mirror relay coil. Heated wiper park relay coil. Transmission isolation relay coil.
14 15 A Transmission coil module.
15 15 A Right-hand lighting driver module. Left-hand lighting driver module. Voltage quality module.
16 10 A Powertrain control module run/start feed.
17 10 A Anti-lock brake system run/start feed.
18 10 A Electronic power assist steering run/start feed.
19 — Not used.
20 40 A Front blower.
21 40 A Passenger seat motors.
22 — Not used.
23 10 A Alternator A-line.
24 30 A Trailer brake control module.
25 50 A The body control module power 1.
26 50 A Electric fan 3.
27 40 A Driver seat motors.
28 15 A Rear heated seats. Rear seat climate control module.
29 — Not used.
30 25 A Trailer tow class II-IV battery charge.
31 50 A Power folding seat module.
32 10 A A/C clutch.
33 — Not used.
34 — Not used.
35 20 A Vehicle power 4.
36 10 A Vehicle power 3.
37 25 A Vehicle power 2.
38 25 A Vehicle power 1.
39 — Not used.
41 — Not used.
43 — Not used.
45 20 A Front and rear washer pump.
46 7.5 A Family entertainment system.
47 — Not used.
48 — Not used.
49 — Not used.
50 30 A Fuel pump.
51 20 A Power point #3.
52 50 A Body control module voltage quality monitor.
53 25 A Trailer tow park lamps relay. Trailer tow control module.
54 40 A Electronic limited-slip differential relay.
55 40 A Auxiliary blower.
 
56 20 A Power point #4.
58 5 A Front driver and passenger seats – belt tension reducer.
59 — Not used.
60 5 A Lincoln starts the lamp.
61 25 A Right-hand enhanced exterior lighting module.
62 25 A Left-hand enhanced exterior lighting module.
63 25 A 4X4 module.
64 — Not used.
65 — Not used.
66 — Not used.
67 — Not used.
69 30 A Power liftgate module.
70 40 A Anti-lock brake system and park brake module.
71 25 A 4X4 module
72 — Not used.
73 — Not used.
74 10 A Trailer tow backup lamps.
75 — Not used.
76 50 A The body control module runs power 2.
77 30 A Climate control seat module.
78 — Not used.
79 — Not used.
80 10 A Heated wiper park.
81 — Not used.
82 — Not used.
83 15 A Transmission control module power.
84 — Not used.
85 — Not used.
86 5 A USB smart charger #5.
87 5 A USB smart charger #3.
88 10 A Multi-contour seat relay.
89 40 A Power running boards.
91 — Not used.
93 15 A Heated mirrors.
94 5 A USB smart charger #1.
95 10 A USB smart charger #2.
96 30 A Rear wiper motor relay.
97 40 A Intercooler puller fan relay.
98 15 A Transmission oil pump.
99 40 A Heated backlight.
100 20 A Power point #5.
101 25 A Electric fan 2.
102 — Not used.
103 — Not used.
104 — Not used.
105 — Not used.

Note: Spare fuse amperage may vary.

Relay Number Protected Component
R02 Powertrain control module.
R05 Electric fan 2.

Passenger Compartment Fuse Box
The fuse box is under the right-hand side of the instrument panel.2020 Lincoln Navigator-Fuses and Fuse Box -fig 2
To remove the trim panel for access to the fuse box, pull the panel toward you swing it out and away from the side, and remove it.

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To reinstall it, line up the tabs with the grooves on the panel, then push it shut.

2020 Lincoln Navigator-Fuses and Fuse Box -fig 3

Fuse Number Fuse Rating Protected Component
1 — Not used.
2 10 A Driver seat switch.
3 7.5 A Driver door unlock.
4 20 A Speaker amplifier.
5 — Not used.
6 10 A Smart datalink connector logic.
7 10 A Rear audio control module. Head-up display.
8 5 A Wireless accessory charger. Hands-free liftgate module.
9 5 A Keypad. Combined sensor module.
10 — Not used.
11 — Not used.
12 7.5 A Instrument cluster.
13 7.5 A Steering column control module. Smart datalink connector logic. Climate control module. Gear shift module.
14 15 A Brake switch.
15 15 A SYNC.
16 — Not used.
17 7.5 A Headlamp control module.
18 7.5 A Not used (spare).
19 5 A Telematics control unit module. Bluetooth low energy module.
20 5 A Not used (spare).
21 5 A In-vehicle temperature and humidity sensor.
22 5 A Electrochromic mirror. Second row heated seat module.
23 30 A Left-hand front door zone module. Power window switch. Power mirror switch. DVD player.
24 30 A Moonroof logic.
25 20 A Speaker amplifier 2.
26 30 A Right-hand front door zone module.
27 30 A Left-hand rear door zone module.
28 30 A Right-hand rear door zone module.
29 15 A Adjustable column and pedal memory module.
30 5 A Trailer tow control module.
31 10 A Rear climate control module. Drive mode switch module. Terrain management system switch. Radiofrequency transceiver module.
32 20 A Audio control module. Rear seat entertainment module. Rear audio control module.
33 — Not used.
34 30 A Run/start relay.
35 5 A Not used (spare).
36 15 A Image processing module A. Automated park assist module. Continuous control damping module. Air particulate matter sensor.
37 20 A Heated steering wheel.
38 30A Circuit Breaker Left-hand rear power window. Right-hand rear power window.

Note: Spare fuse amperage may vary.

CHANGING A FUSE Fuses

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.2020 Lincoln Navigator-Fuses and Fuse Box -fig 4

If electrical components in the vehicle are not working, a fuse may have blown. Blown fuses are identified by a broken wire within the fuse. Check the appropriate fuses before replacing any electrical components.

Fuse Types2020 Lincoln Navigator-Fuses and Fuse Box -fig 5

  1. Micro 2.
  2. Micro 3.
  3. Maxi.
  4. Mini.
  5. M Case.
  6. Case.
  7. J Case Low Profile.
  8. Slotted M Case.

 

FAQs

What is the purpose of fuses in the 2020 Lincoln Navigator?

Fuses in the 2020 Lincoln Navigator serve to protect electrical components by breaking the circuit in case of an overload or short circuit.

How many fuse boxes does the 2020 Lincoln Navigator have?

The 2020 Lincoln Navigator typically has two fuse boxes—one located in the engine compartment and the other inside the cabin.

Where is the fuse box located in the engine compartment?

The engine compartment fuse box is usually situated near the battery or in the vicinity of the engine.

What components does the engine compartment fuse box protect?

The engine compartment fuse box typically protects major electrical components such as the engine control module, alternator, and other engine-related systems.

Where is the interior fuse box located?

The interior fuse box is usually found inside the cabin, often beneath the dashboard or in another accessible location.

What components does the interior fuse box protect?

The interior fuse box protects various electrical components within the cabin, including the infotainment system, interior lights, and power accessories.

How can I identify a blown fuse in the 2020 Lincoln Navigator?

A blown fuse can be identified by a visibly broken wire inside the fuse. Additionally, the metal strip in the fuse may appear melted or discolored.

What tools do I need to replace a fuse in the 2020 Lincoln Navigator?

To replace a fuse, you typically need a fuse puller or a pair of needle-nose pliers.

Are there spare fuses provided with the 2020 Lincoln Navigator?

It’s common for vehicles to come with a spare fuse kit, including a variety of fuse sizes commonly used in the vehicle.

How do I access the fuse box in the engine compartment?

Accessing the engine compartment fuse box usually involves releasing the box’s latches or screws and removing the cover.

Are there any specific precautions I should take when working with fuses?

Before working with fuses, it’s important to disconnect the vehicle’s battery to avoid the risk of electrical shock or damage.

Can I use a higher amp-rated fuse to replace a blown one?

It’s not recommended to use a higher amp-rated fuse, as it may compromise the safety of the vehicle’s electrical system. Always replace fuses with the correct amp rating.

What is the purpose of each fuse in the 2020 Lincoln Navigator?

Fuses serve different purposes, protecting specific electrical components. The owner’s manual or a fuse box diagram can provide details on each fuse’s function.

What are common electrical issues in the 2020 Lincoln Navigator that may be related to fuses?

Common electrical issues include malfunctioning infotainment systems, non-functional power windows, or issues with interior lights, all of which may be resolved by checking and replacing blown fuses.

View full PDF: 2020 Lincoln Navigator User Manual | Auto User Guide

2024 LINCOLN NAVIGATOR Review, Price, Features And Mileage (Brochure)

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