What is fuse 27 Ford F-150?

Fuse #27 runs the fuel pump . It's a common problem and Ford makes a "fuel pump fuse relocation kit" for $20.

Where are the cabin fuses located?

Most vehicles have two fuse boxes, with one under the hood and the other in the cabin . You can usually find the other fuse box in the dashboard on the driver's side, but some manufacturers also place it below the glove box. If the interior fuse box isn't there, you can try checking the luggage compartment.

Can a blown fuse cause a car not to start?

Blown fuse – Sometimes the simplest explanation is the best one. A blown fuse in the starter circuit could be the cause of a no-start problem . Broken or corroded wiring – Damaged or dirty wires to the battery or to the starter solenoid (or wires that are loose) can prevent sufficient power from reaching the starter.

Can a fuse be bad but not blown?

Sometimes a fuse is bad but not necessarily blown . In this case, the best way to test it is with a test light or a multimeter. These are both relatively inexpensive tools and provide an easy way of checking if there's a current running through the fuse.

What does an ECM fuse stand for?

ECM stands for Engine Control Module , and ECU is short for Engine Control Unit. These two acronyms represent the same component and are used interchangeably.

What does the F stand for on a fuse?

Alternatively, “F” stands for “Fast” or “fast acting fuses” with the “FF” rating for ultra-rapid fuses such as the one shown here. The ultra-rapid fuses operate at higher temperatures so are ideal to provide circuit protection to semiconductor devices.

What does the iod fuse control?

The IOD (Ignition Off Draw) fuse supplies voltage to many accessories and/or components that MUST receive power with the key off . At this time, I recommend to run an Parasitic Draw Test to determine what is causing the draw.

The Smart Junction Box (SJB) is also known as the central body control module. It integrates power distribution controls, fuses, and relays for various vehicle systems in one device . The number of components varies from model to model, but the total can run into the hundreds.

How to find hidden junction box?

You may be able to locate a metal junction box using a magnetic stud finder . Junction boxes in the ceiling often have extra blocking around them to hold them in place.

Where is the Ford 5 digit factory code?

Look for the factory code. The 5 digit security code is usually in the glove department if you have not moved the owner's wallet card . The 5 digit code can also be found on years 2011- 2018 on a white label inside passenger side fuse box, it will be the 5 numbers you need, followed by a letter.

Where is the blown fuse located?

Open the fuse box door . Inspect each fuse using a flashlight to find the one that is burned or melted (the working fuses will have a clear glass casing but the blown one will look cloudy or blackened).

2019 Ford F-150 fuse box diagram

This F-150 has 2 different fuse boxes:

Power Distribution Box diagramPassenger Compartment Fuse Panel diagram

Type	No.	Description
Fuse MICRO2 25A	1	Horn.
Fuse FMM/MCase 50A	2	Electric fan 1.
Fuse FMM/MCase 30A	3	Windshield wiper motor.
Fuse FMM/MCase 60A	4	Body control module.
Fuse FMM/MCase 30A	5	Starter relay.
Fuse FMM/MCase 20A	6	Power point 1.
Fuse FMM/MCase 20A	8	Power point 2
Fuse MICRO2 5A	10	Rain sensor.
Fuse FMM/MCase 15A	12	Upfitter 1 relay [Raptor]
Fuse MICRO2 10A	13	4x4 run/start. Adaptive cruise control run/start module.
Fuse MICRO2 15A	14	Not used (spare) [Raptor]
Fuse MICRO2 7.5A	15	Front view camera. Voltage quality module. // 15 AMP Voltage quality module [Raptor]
Fuse MICRO2 10A	16	Powertrain control module, Transmission control module run/start.
Fuse MICRO2 10A	17	Anti-lock brakes run/start.
Fuse MICRO2 10A	18	Electric power steering run/start.
Fuse MICRO2 5A	19	Upfitter 5 relay [Raptor]
Fuse FMM/MCase 40A	20	Blower motor.
Fuse FMM/MCase 30A	21	Passenger seat motors.
Fuse MICRO2 20A	22	Radio amplifier
Fuse MICRO2 10A	23	Alt A sensor.
Fuse FMM/MCase 30A	24	Trailer brake control module.
Fuse FMM/MCase 50A	25	Body control module 1.
Fuse FMM/MCase 50A	26	Electric fan [Gas]
Fuse FMM/MCase 30A	27	Driver seat motors/memory module.
Fuse MICRO2 15A	28	Heated seat.
Fuse MICRO2 10A	29	4x4 solenoid.
Fuse FMM/MCase 25A	30	Trailer tow battery charge.
Fuse MICRO2 10A	32	A/C clutch.
Fuse MICRO2 10A	34	Vehicle power 5 [Diesel]
Fuse MICRO2 20A	35	Vehicle power 4 [Gas] // 15 AMP Vehicle power 4 [Diesel]
Fuse MICRO2 10A	36	Vehicle power 3.
Fuse MICRO2 25A	37	Vehicle power 2 [Gas] // 15 AMP Vehicle power 2 [Diesel]
Fuse MICRO2 25A	38	Vehicle power 1 [Gas] // 25 AMP Vehicle power 1 [Diesel]
Fuse FMM/MCase 30A	41	Body control module voltage quality module feed.
Fuse FMM/MCase 20A	43	Trailer tow lamps module
Fuse MICRO2 10A	46	Steering column lock.
Fuse FMM/MCase 50A	47	Powertrain control heater 3 [Diesel]
Fuse FMM/MCase 30A	48	Fuel filter heater [Diesel]
Fuse FMM/MCase 30A	50	Fuel pump.
Fuse FMM/MCase 20A	51	Power point 3.
Fuse FMM/MCase 50A	52	Powertrain control heater 2 [Diesel]
Fuse FMM/MCase 25A	53	Trailer tow park lamps.
Fuse FMM/MCase 15A	55	Upfitter 2 relay [Raptor]
Fuse MICRO2 5A	58	USB smart charger.
Fuse MICRO2 15A	61	Headlights
Fuse MICRO2 5A	62	Upfitter 6 relay [Raptor]
Fuse MICRO2 25A	63	4x4.
Fuse MICRO2 15A	64	E-locker.
Fuse FMM/MCase 40A	70	Anti-lock brake system (ABS) valves, Electric parking brake.
Fuse FMM/MCase 25A	71	4x4
Fuse MICRO2 10A	74	Trailer tow backup lamps.
Fuse FMM/MCase 40A	76	Body control module 2.
Fuse FMM/MCase 30A	77	Climate controlled seat.
Fuse MICRO2 10A	78	Spot light module.
Fuse MICRO2 10A	80	Heated windshield wiper. / Upfitter 4 relay [Raptor]
Fuse MICRO2 30A	82	Transmission fluid pump. / 5 AMP Powertrain control module [Diesel]
Fuse MICRO2 15A	83	Transmission control module.
Fuse MICRO2 10A	88	Multi-contour seats relay. // Upfitter 3 relay [Raptor]
Fuse FMM/MCase 30A	89	Power running boards
Fuse MICRO2 15A	93	Heated mirrors.
Fuse MICRO2 15A	94	Rear heated seat module [Raptor, Diesel]
Fuse MICRO2 15A	95	Not used (spare) [Raptor]
Fuse FMM/MCase 40A	97	Electric fan [Raptor]
Fuse FMM/MCase 50A	97	Powertrain control heater 1 [Diesel]
Fuse FMM/MCase 15A	98	10R transmission module r/s, [3.3L] transmission fluid pump.
Fuse FMM/MCase 40A	99	Heated rear window.
Fuse FMM/MCase 25A	100	Diesel exhaust fluid (DEF) heater relay [Diesel]
Fuse FMM/MCase 25A	101	Electric fan [Base]
Fuse FMM/MCase 30A	102	Power sliding back window.
Fuse FMM/MCase 20A	103	Trailer tow stop-turn relay fuse.
Fuse MICRO2 15A	104	Snowplow switch, Rear heated seats [Base]
Fuse MICRO2 10A	105	Telescoping mirror.
Relay	R02	Powertrain control module relay.
Relay	R05	Electric fan relay.

Type	No.	Description
Fuse MICRO2 7.5A	2	Memory module logic, Memory seat switches, Lumbar motor.
Fuse MICRO2 20A	3	Driver door lock motor.
Fuse MICRO2 5A	4	Trailer brake control.
Fuse MICRO2 20A	5	Spare
Fuse MICRO3 10A	6	Spare
Fuse MICRO3 10A	7	Spare
Fuse MICRO3 10A	8	Spare
Fuse MICRO3 10A	9	Extended power module [Base]
Fuse MICRO3 5A	10	Embedded modem module.
Fuse MICRO3 5A	11	Combined sensor module.
Fuse MICRO3 7.5A	12	Climate head module, Smart datalink connector.
Fuse MICRO3 7.5A	13	Cluster, Steering column control module.
Fuse MICRO3 10A	14	Brake on/off switch.
Fuse MICRO3 10A	15	Smart datalink connector.
Fuse MICRO2 15A	16	Tailgate release.
Fuse MICRO3 5A	17	Heads up display, Terrain switch
Fuse MICRO3 5A	18	Ignition switch and passive-entry passive-start start stop switch, Key inhibit solenoid.
Fuse MICRO3 7.5A	19	Extended power module [base]
Fuse MICRO3 7.5A	19	Restraint control module [Raptor]
Fuse MICRO3 5A	21	Heads up display, In car temperature with humidity sensor
Fuse MICRO3 5A	22	Passenger occupant detection [Raptor]
Fuse MICRO2 10A	23	Power driven rear glass switch, Inverter, Driver side window, Moonroof, Vista roof.
Fuse MICRO2 20A	24	Central lock/unlock.
Fuse MICRO2 30A	25	Driver door control module.
Fuse MICRO2 30A	26	Passenger door control module.
Fuse MICRO2 30A	27	Vista roof, Moonroof.
Fuse MICRO2 20A	28	Spare
Fuse MICRO2 30A	29	Spare
Fuse MICRO2 30A	30	Spare
Fuse MICRO2 15A	31	Adjustable pedal switch and motor.
Fuse MICRO2 10A	32	Multi-function display, SYNC, Radio frequency receiver.
Fuse MICRO2 20A	33	Radio.
Fuse MICRO2 30A	34	Run-start relay.
Fuse MICRO2 5A	35	Selectable drive mode switch, Upfitter switches [Raptor]
Fuse MICRO2 15A	36	360 camera module, Heated steering wheel module, Rear-view mirror. Rear heated seats, Lane departure warning module, Automatic high beam module, Image processing module A.
Fuse MICRO2 20A	37	Not used (spare)
Circuit breaker MAXI	38	Rear window switches and motors.

Ford F-150 fuse box diagrams change across years, pick the right year of your vehicle:

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Source: Ford F-150 2019 Owner's Manual

2019 Ford F-150 fuse box diagram - StartMyCar (2024)

FAQs

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