2020 Lincoln MKZ Fuses and Fuse Box | Checking and replacing fuses
Welcome to the 2020 Lincoln MKZ fuse and fuse box maintenance guide. The fuse system in your vehicle is critical to the proper operation of various electrical components. Fuses serve as safety devices, interrupting the flow of electricity when a circuit overloads, preventing damage to sensitive electronics. We’ll walk you through the steps of checking and replacing fuses in your 2020 Lincoln MKZ in this guide. Gather the necessary tools, including a fuse puller and replacement fuses of the appropriate amperage, before beginning. It is critical to consult your vehicle’s owner’s manual to determine the correct amperage for each fuse. To avoid any electrical hazards during the process, make sure the vehicle is turned off and the key is removed.
The fuse box in the 2020 Lincoln MKZ is usually found in easily accessible locations, such as the driver’s side kick panel or the engine compartment.
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Fuses
FUSE SPECIFICATION CHART
Power Distribution Box
WARNING: Always disconnect the battery before servicing high current fuses.
WARNING: To reduce risk of electrical shock, always replace the cover to the power distribution box before reconnecting the battery or refilling fluid reservoirs.
The power distribution box is in the engine compartment. It has high-current fuses that protect your vehicle’s main electrical systems from overloads.
If you disconnect or reconnect the battery, some features need to be reset.
Fuse or Relay Number |
Fuse Rating |
Protected Component |
1 |
1 |
Moonroof. |
2 |
– |
Starter relay. |
3 |
2 |
Rain sensor. |
4 |
– |
Blower motor relay. |
5 |
1 |
Power point 4 – Back of console. |
6 |
– |
Water pump relay. |
7 |
2 |
Powertrain control module – vehicle power 1. Powertrain control module power. |
8 |
2 |
Powertrain control module – vehicle power 2. Emissions components. |
9 |
– |
Powertrain control module relay. |
10 |
1 |
Power point 1 – driver front. |
11 |
3 |
Powertrain control module – vehicle power 4. Ignition coils. |
12 |
3 |
Powertrain control module – vehicle power 3. Non-emissions components. |
Fuse or Relay Number |
Fuse Rating |
Protected Component |
13 |
2 |
Vehicle power 5. Ignition coils. |
14 |
2 |
Vehicle power 6. Ignition coils. |
15 |
– |
Run-start relay. |
16 |
1 |
Power point 3 – rear. |
17 |
120A |
Power point 2 – front. |
18 |
2 |
Right hand side headlamp ballast. |
19 |
2 |
Run-start electronic power assist steering. |
20 |
2 |
Run-start lighting. Adaptive cruise control. |
21 |
2 |
Run-start transmission control. Transmission oil pump start-stop. |
22 |
210A |
Air conditioner clutch solenoid. |
23 |
2 |
Run-start: Blind spot information system, Rear view camera, All-wheel drive (3.0L engine), Heads-up display, shifter. |
Fuse or Relay Number |
Fuse Rating |
Protected Component |
24 |
– |
Not used. |
25 |
3 |
Run-start anti-lock brake system. |
26 |
3 |
Run-start powertrain control module. |
27 |
– |
Not used. |
28 |
– |
Not used. |
29 |
2 |
MAF (mass air flow). |
30 |
– |
Not used. |
31 |
– |
Not used. |
32 |
– |
Electric fan #1 relay. |
33 |
– |
Air conditioner clutch relay. |
34 |
– |
Not used. |
35 |
– |
Not used. |
36 |
– |
Not used. |
37 |
– |
Not used. |
38 |
– |
Electric fan 2 relay. |
Fuse or Relay Number |
Fuse Rating |
Protected Component |
39 |
– |
Electric fan coil 2 and 3 relay. |
40 |
– |
Horn relay. |
41 |
– |
Not used. |
42 |
– |
Fuel pump relay coil. |
43 |
– |
Not used. |
44 |
2 |
Left hand side headlamp ballast. |
45 |
2 |
USB smart charger. |
46 |
– |
Not used. |
47 |
– |
Not used. |
48 |
– |
Not used. |
49 |
2 |
Keep alive power. |
50 |
2 |
Horn. |
51 |
– |
Not used. |
52 |
– |
Not used. |
Fuse or Relay Number |
Fuse Rating |
Protected Component |
53 |
2 |
Multi-contour seats. |
54 |
3 |
Brake on-off switch. |
55 |
3 |
Alt sensor. |
86 |
– |
Not used. |
- Micro 2 fuse.
- M case fuse.
- Micro 3 fuse.
Power Distribution Box – Bottom
There are fuses located on the bottom of the `fuse box. To access the bottom of the fuse box, do the following:
- Release the two latches, located 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.
Fuse or Relay Number |
Fuse Rating |
Protected Component |
56 |
– |
Not used. |
57 |
– |
Not used. |
58 |
1 |
Fuel pump feed. |
59 |
2 |
Electric fan 3 (2.0L engine). |
2 |
Electric fan 3 (3.0L engine). |
|
60 |
2 |
Electric fan 1 (2.0L engine). |
2 |
Electric fan 1 (3.0L engine). |
|
61 |
– |
Not used. |
62 |
2 |
Body control module 1. |
63 |
1 |
Electric fan 2 (2.0L engine). |
1 |
Electric fan 2 (3.0L engine). |
|
6 |
1 |
All-wheel drive (torque vectoring). |
Fuse or Relay Number |
Fuse Rating |
Protected Component |
65 |
1 |
Front heated seat. |
66 |
2 |
Not used (spare). |
67 |
2 |
Body control module 2. |
68 |
1 |
Heated rear window. |
69 |
1 |
Anti-lock brake system valves. |
70 |
1 |
Passenger seat. |
71 |
– |
Not used. |
72 |
1 |
Transmission oil pump. |
73 |
2 |
Not used (spare). |
74 |
1 |
Driver seat module. |
75 |
1 |
Wiper motor 1. |
76 |
1 |
Power decklid module. |
Fuse or Relay Number |
Fuse Rating |
Protected Component |
77 |
1 |
Front climate controlled seats. |
78 |
– |
Not used. |
79 |
2 |
Blower motor. |
80 |
1 |
Wiper motor 2. |
81 |
1 |
Inverter. |
82 |
– |
Not used. |
83 |
1 |
Transmission Range Control Module shifter. |
84 |
1 |
Starter solenoid. |
85 |
1 |
Wide open panoramic roof 2. |
87 |
2 |
Anti-lock brake system pump. |
Passenger Compartment Fuse Panel
The fuse panel is located under the instrument panel to the left of the steering column.
Fuse or Relay Number |
Fuse Rating |
Protected Component |
1 |
– |
Not used. |
2 |
1 |
Lumbar. |
3 |
1 |
Driver door unlock. |
4 |
1 |
Not used (spare). |
5 |
1 |
Subwoofer amplifier. |
6 |
2 |
Not used (spare). |
7 |
2 |
Not used (spare). |
8 |
2 |
Not used (spare). |
9 |
210A |
Not used (spare). |
10 |
2 |
Power trunk logic. Keypad. |
11 |
2 |
Not used (spare). |
Fuse or Relay Number |
Fuse Rating |
Protected Component |
12 |
2 |
Climate control. Gear shift. |
13 |
2 |
Steering wheel column. Cluster. Datalink logic. |
14 |
2 |
Extended power module. |
15 |
2 |
Datalink-Gateway module. |
16 |
1 |
Trunk release. |
17 |
2 |
Not used (spare). |
18 |
2 |
Push button stop-start. |
19 |
2 |
Extended power module. |
20 |
2 |
Adaptive headlamps. |
21 |
2 |
Humidity and in-car temperature sensor. |
22 |
2 |
Not used (spare). |
Fuse or Relay Number |
Fuse Rating |
Protected Component |
23 |
1 |
Delayed accessory (power inverter logic all smart window logic, driver window switch). Rear sunshade. Moonroof. Panoramic roof. |
24 |
1 |
Central lock-unlock. |
25 |
1 |
Driver door (window, mirror). |
2 |
1 |
Front passenger door (window, mirror). |
27 |
1 |
Moonroof. |
28 |
1 |
Amplifier. |
29 |
1 |
Rear driver side door (window). |
30 |
1 |
Rear passenger side door (window). |
31 |
1 |
Not used (spare). |
32 |
1 |
Voice control. Radio frequency receiver. Display. |
Fuse or Relay Number |
Fuse Rating |
Protected Component |
33 |
1 |
Radio. |
34 |
1 |
Run-start bus (fuse #19, 20, 21, 22, 35, 36, 37, circuit breaker). |
35 |
1 |
Not used (spare). |
36 |
1 |
Continuous control damping suspension module. Auto dimming rear view mirror. |
37 |
1 |
Heated steering wheel. |
38 |
– |
Not used. |
- Micro 2 fuse
- Micro 3 fuse.
- Circuit breaker.
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.
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
Fuse Types
Callout |
Fuse Type |
A |
Micro 2 |
B |
Micro 3 |
C |
Maxi |
Callout |
Fuse Type |
D |
Mini |
E |
M Case |
F |
J Case |
G |
J Case Low Profile |
FAQs
The fuse box in the 2020 Lincoln MKZ is usually located in easily accessible areas, such as the driver’s side kick panel or the engine compartment.
Refer to your owner’s manual’s fuse diagram to identify the fuse associated with the malfunctioning component. Examine the filament for any breaks or discoloration.
A fuse puller and replacement fuses of the appropriate amperage are required. To determine the correct amperage for each fuse, consult your vehicle’s owner’s manual.
It is critical to use a replacement fuse with the same amperage as the original. Using the wrong amperage can cause electrical problems or damage.
Check your fuses during routine maintenance checks or whenever you experience electrical problems in the vehicle.
To avoid electrical hazards, make sure the vehicle is turned off and the key is removed. Specific safety precautions should be found in your vehicle’s owner’s manual.
Yes, fuses can be visually inspected for broken filaments or discoloration. Some fuses, however, may necessitate the use of a multimeter for accurate testing.
Using the fuse puller, gently grasp the blown fuse and pull it straight out. Take care not to damage the fuse or the surrounding area.
If the problem persists, it may necessitate additional inspection by a professional mechanic to identify and address the underlying cause.
It is determined by the function of the blown fuse. Non-critical systems may allow limited operation while critical components may render the vehicle unsafe to drive.
Some vehicles include spare fuses in the fuse box. Check your owner’s manual for confirmation, and buy replacements if necessary.
It is not always necessary to disconnect the battery when replacing fuses. However, always adhere to the safety precautions outlined in your vehicle’s owner’s manual.
Extreme weather conditions, such as heat or moisture, can potentially impact fuse performance. Regular inspections are recommended, especially in harsh environments.
Frequent blown fuses may indicate an underlying electrical problem. Consult with a professional mechanic to diagnose and resolve the issue.
A: Replacing a fuse with a higher amperage is not recommended because it can cause electrical damage or fire hazards. Always use the amperage specified for each fuse.
Useful Links
View Full PDF: 2020 Lincoln MKZ Owner’s Manual| Auto User Guide
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