2021 - 2022 Ford F-150 Fuse Box Diagram

2021 Ford F-150
2021 Ford f150

Fuse Types

 
Fuse Types
Fuse Types

A - Micro 2.
B - Micro 3.
C - Maxi.
D - Mini.
E - M Case.
F - J Case.
G - J Case Low Profile.
H - Slotted M Case.

Fuse Precautions 

 
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. 
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.

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.

Under Hood Fuse Box

 
Under Hood Fuse Box Location
Under Hood Fuse Box Location


Under Hood Fuse Box Diagram
Under Hood Fuse Box Diagram

Fuse Specification Chart


Fuse Location   Fuse Rating   Protected Component  
1   40 ABody control module - battery power in feed 1.  
3   40 ABody control module - battery power in feed 2.  
4   30 AFuel pump.  
5   5 AKeep-alive power.   Powertrain control module (hybrid).  
6   25 APowertrain control module power.  
7   20 APowertrain control module power.  
8   20 APowertrain control module power (hybrid).  
10 APowertrain control module power (gas, diesel).  
9   20 APowertrain control module power.  
10   20 APowertrain control module power (diesel).  
11   30 AStarter motor.  
13   40 ABlower motor.  
15   25 AHorn.  
19   20 ASnow plow switch.   Rear heated seats (gas).  
21   10 AHeadlamp run/start feed.  
22   10 AElectronic power assist steering.  
23   10 AElectric brake boost.  
24   10 APowertrain control module (gas, hybrid).   Transmission control module (diesel).   Glow plug control module (diesel).  
25   10 ACenter high-mounted stop lamp camera.   Trailer camera.   2 kW inverter.   24 V alternator - run/start feed.   Analog rear video camera.  
28   50 AElectric brake boost.  
29   50 AElectric brake boost.  
30   40 ADriver power seat.  
31   30 APassenger power seat.  
32   20 AAuxiliary power point.  
33   20 AAuxiliary power point.   USB smart charger.  
34   20 AAuxiliary power point.  
37   30 ATailgate module.  
38   40 AClimate controlled seat module.   Power running boards.  
41   25 APower sliding back window.  
42   30 ATrailer brake control module.  
47   50 ACooling fan.  
48   20 ARear heated seats (diesel, hybrid)  
49   50 ACooling fan.  
50   40 AHeated backlight (gas, hybrid).  
55   30 ATrailer tow park lamps.  
56   20 ATrailer tow stop and turn lamps.  
58   10 ATrailer tow backup lamps.  
64   25 AFour-wheel drive.  
65   15 ATransmission control module (diesel).  
67   20 ATransmission run/start.  
69   30 ALeft-hand windshield wiper.  
80   15 ANot used (spare).  
82   25 AFour-wheel drive.  
83   50 ASupplemental heater (diesel).  
84   50 ASupplemental heater (diesel).  
85   50 ASupplemental heater (diesel).  
86   25 ASelective catalytic reduction system.  
91   20 ATrailer tow light module.  
95   15 APowertrain control module power (hybrid).  
98   10 APowertrain control module power (hybrid).   Coolant pumps (hybrid).  
100   15 ALeft-hand headlamps.  
101   15 ARight-hand headlamps.  
105   50 AActive front steering.  
107   30 ATrailer tow battery charge.  
121   30 AFuel filter heater (diesel).  
124   5 ARain sensor module.  
125   10 AUSB smart charger.  
134   25 AMulti-contour seats relay.  
138   10 ATailgate release.  
139   5 AUSB smart charger.  
146   15 ATraction battery control module.  
159   5 ADC/DC power (hybrid).  
160   10 ASmart data link control.  
162   7.5 ANot used (spare).  
168   20 ATraction battery control module (hybrid).  
169   10 AMotor electric cool pump (hybrid).  
170   10 APedestrian alert control module (hybrid).   Traction battery control module (hybrid).   Electric motor cool pump (hybrid).  
202   60 ABody control module B+.  
210   30 ABody control module start stop.  

2022 Model
305   5 AUpfitter 5 relay (Raptor, Tremor).  
306   5 AUpfitter 6 relay (Raptor, Tremor).            

Relay Specification Chart


Relay Number   Protected Component  
R04   Electronic fan relay 1.  
R06   Electronic fan relay 3.  
R35   Supplemental heater.  
R36   Supplemental heater.  

Body Control Module Fuse Box


Body Control Module Fuse Box Location
 Body Control Module Fuse Box Location

Body Control Module Fuse Box Diagram
 Body Control Module Fuse Box Diagram

Fuse Location   Fuse Rating   Protected Component  
1   —   Not used.  
2   10 ADelayed accessory feed.  
3   7.5 AWireless charger.  
4   20 ANot used.  
5   —   Not used.  
6   10 ADriver power window switch.  
7   10 AGear shift module.  
8   5 ACell phone passport module.  
9   5 ACombined sensor module.  
10   —   Not used.  
11   —   Not used.  
12   7.5 AEnhanced central gateway.   Climate control.  
13   7.5 AInstrument cluster.   Steering column control module.  
14   15 ANot used (spare).  
15   15 AIntegrated control panel.   SYNC.  
16   —   Not used.  
17   7.5 AHeadlamp control module.  
18   7.5 ANot used.  
19   5 AHeadlamp switch.  
20   5 APassive start.   Ignition switch.   Key inhibit solenoid.  
21   5 ATrailer brake switch.  
22   5 ANot used.  
23   30 ADriver door control module.  
24   30 AMoonroof.  
25   20 ANot used.  
26   30 APassenger door control module.  
27   30 ANot used.  
28   30 AAmplifier.  
29   15 A12 inch display.   Adjustable pedals.  
30   5 ANot used.  
31   10 ARF receiver.   Driver monitor.   Terrain management switch.  
32   20 AAudio control module.  
33   —   Not used.  
34   30 ARun/start relay.  
35   5 A400 watt inverter run/start.  
36   15 AAuto-dimming interior mirror.   Rear heat seat run/start.   Adaptive front steering run/start.   Heated wheel (vehicles without adaptive front steering).  
37   20 AAdvanced driver-assistance systems.  
38   30 A circuit breaker.   Rear power windows.  

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