2008 Ford F150 Fuse Box Diagram (2024)

2008 Ford F150 Fuse Box Diagram (1)

by Tom Smith

In this article, we’ll explore the 2008 Ford F150 fuse box diagram in detail. We’ll explain what each fuse does, making it simpler for you to understand your vehicle’s electrical system. Our goal is to give you the knowledge to tackle electrical issues like a pro.

Table of Contents

Note: Always disconnect the battery before servicing high current fuses. To reduce risk of electrical shock, always replace the cover to the Power Distribution Box, and Auxiliary Relay Box before reconnecting the battery or refilling fluid reservoirs.

2008 Ford F150 Passenger compartment fuse panel/power distribution box

The fuse panel is located under the right-hand side of the instrument panel. Remove the trim panel and fuse box cover to access the fuses.

Note: In the event that you need to disconnect and reconnect the battery, it's important to note that certain features may require resetting. This step is necessary to restore their functionality.

To remove the fuse box cover, place a finger behind the PULL tab and your thumb above the PULL tab as shown in the illustration, then pull the cover off.

To reinstall the fuse box cover, place the top part of the cover on the fuse panel, then push the bottom part of the cover until you hear it click shut. Gently pull on the cover to make sure it is seated properly.

2008 Ford F150 Fuse Box Diagram (2)

* Mini fuses/ ** Cartridge fuses.
Fuse/Relay LocationFuse AmpRatingPassenger Compartment Fuse Panel Description
F0110A*Run/Accessory – Wipers, Instrument cluster, Audio for XL/STX
F0220A*Stop/Turn lamps, ABS, T/T electric brake module, PCM (BOO signal), turn signal mirrors, CHMSL
F037.5A*Power mirrors, Memory seats, and pedals
F0410A*DVD battery power, Power fold mirror
F057.5A*Keep alive memory for PowertrainControl Module (PCM), and Climate control module
F0615A*Parklamps, Body Security Module (BSM), Instrument panel illumination
F075A*Radio (start signal)
F0810A*Heated mirrors, Switch indicator
F0920A*Fuel pump relay, Fuel injectors, Injector sense
F1020A*Trailer tow backup lamps relay, Trailer tow park lamp relay
F1110A*A/C clutch, 4×4 solenoid
F125A*PCM relay coil
F1310A*Climate control module power, Flasher relay
F1410A*Back-up lamp and DaytimeRunning Lamps (DRL) relay coil, A/C pressure switch, Redundant speed control switch, Heated PCV(5.4L), ABS
F155A*Overdrive cancel, Cluster
F1610A*Brake-shift interlock solenoid
F1715A*Fog lamp relay
F1810A*Electrochromatic mirror, Heated seats, BSM, Compass, RSS (Reverse Sensing System), Power rail
F1910A*Restraints (Airbag module)
F2010A*Power rail
F2115A*Cluster keep alive power
F2210A*Delayed accessory power for audio, power door lock switch,and moon roof switch illumination
F2310A*RH low beam headlamp
F2415A*Battery saver power for demand lamps, Flex fuel
F2510A*LH low beam headlamp
F2620A*Horn
F275A*Passenger Airbag Deactivation (PAD) warning lamp, Cluster airbag warning lamp
F285A*SecuriLock transceiver (PATS), PCM IGN monitor
F2915A*PCM 4×4 power
F3015A*PCM 4×4 power
F3120A*Radio power, Satellite radio module
F3215A*Vapor Management Valve (VMV),A/C clutch relay, Canister vent,Heated Exhaust Gas Oxygen(HEGO) sensors #11 and #21, CMCV, Mass Air Flow (MAF) sensor, Variable Cam Timing (VCT), Heated Positive Crankcase Ventilation (PCV) valve (4.2L engine), CID sensor (4.2L engine), 4.6L/4.2L EGR
F3315A*Shift solenoid, CMS #12 and #22,Ignition coils
F3415A*PCM power, IMRC (4.2L)
F3520A*Instrument cluster high beam indicator, High beam headlamps, DRL disable relay
F3610A*Trailer tow right turn/stop lamps
3720A*Rear power point
3825A*Subwoofer power
39Not used
4020A*Low beam headlamps, DRL
41Not used
4210A*Trailer tow left turn/stop lamps
F10130A**Starter solenoid
F10220A**Ignition switch feed
F10320A**ABS valves
F104Not used
F10530A**Electric trailer brakes
F10630A**Trailer tow battery charge
F10730A**Power door locks (BSM)
F10830A**Passenger power seat
F10930A**Driver power seat, Adjustable pedals, Memory module (pedals, seats)
F11020A**Cigar lighter, Diagnostic connector power
F11130A**4×4 motor relays
F11240A**ABS pump power
F11330A**Wipers and washer pump
F11440A**Heated backlite, Heated mirror power
F11520A**Moonroof
F11630A**Blower motor
F11720A**Instrument panel powerpoint
F11830A**Heated seats
40130A Circuit breakerDelayed accessory power: Power windows, Power sliding backlite
R01Full ISO relayStarter solenoid
R02Full ISO relayAccessory delay
R03Full ISO relayHi-beam headlamps
R04Full ISO relayHeated backlite
R05Full ISO relayTrailer tow battery charge
R06Full ISO relayBlower motor
R201Half ISO relayTrailer tow park lamps
R202Half ISO relayFog lamps
R203Half ISO relayPCM
R301Printed circuit boardTrailer tow backup lamps
R302Not used
R303Printed circuit boardFuel pump
R304Printed circuit boardBattery saver
R305Printed circuit boardHorn

2008 Ford F150 Auxiliary relay box

The relay box is located in the engine compartment on the left fender. The relays are coded as follows:

2008 Ford F150 Fuse Box Diagram (3)
Fuse/RelayLocationFuse AmpRatingDescription
F035AClockspring illumination
R01Full ISO Relay4×4 CCW
R02Full ISO Relay4×4 CW
R0312 ISO RelayDaytime Running Lamps (DRL) high beam disable
R201RelayDRL
R202RelayA/C clutch
D01DiodeA/C clutch
D02DiodeOne Touch Integrated Start (OTIS)

2008 Ford F150 Standard fuse amperage rating and color

Fuse ratingMini fusesStandard fusesMaxi fusesCartridge maxi fusesFuse link cartridge
2AGreyGrey
3AVioletViolet
4APinkPink
5ATanTan
7.5ABrownBrown
10ARedRed
15ABlueBlue
20AYellowYellowYellowBlueBlue
25ANaturalNatural
30AGreenGreenGreenPinkPink
40AOrangeGreenGreen
50ARedRedRed
60ABlueYellowYellow
70ATanBrown
80ANaturalBlackBlack

2008 Ford F150 Fuse Box Diagram (4)

Tom Smith

+ posts

Tom Smith is a passionate car mechanic and automotive enthusiast, specializing in the intricate world of car fuse boxes. With years of hands-on experience under the hood, he has earned a reputation as a reliable expert in his field. As the founder and content creator of the popular blog website 'carsfuse.com,' Tom has dedicated himself to sharing his extensive knowledge of car fuse boxes and electrical systems with the world.

2008 Ford F150 Fuse Box Diagram (2024)

FAQs

Where is the fuse panel on a 2008 Ford F-150? ›

The fuse panel is located under the right-hand side of the instrument panel. Remove the trim panel and fuse box cover to access the fuses. To remove the fuse box cover, place a finger behind the PULL tab and your thumb above the PULL tab as shown in the illustration, then pull the cover off.

Where is the o2 sensor fuse on a 2008 Ford F-150? ›

On the 2008 Ford F-150 with the 4.6L engine, the fuses for the oxygen sensors are located in the fuse block located under the passenger's side of the dash (see image below). Fuse #32 covers the upstream sensors. And fuse #33 covers the downstream sensors.

Where is the interior fuse panel? ›

Usually, you will find two fuse boxes in the car. One is located under the hood and the other is found in the dashboard or near the steering wheel.

How do you know which fuse goes where? ›

A fuse box diagram will show you what kind of fuse goes into each slot and the exact amperage to use. If you are unable to locate a fuse box diagram, consult with your local auto mechanic. They should be able to provide you with the necessary information and help you replace or install a fuse correctly.

Where is the secondary fuse box? ›

In most cases, the main fuse box is situated under the hood, near the battery, while secondary panels can be found in the passenger compartment, often hidden behind a removable panel.

What are the fuses underneath the hood? ›

The fuses under the hood help protect electrical components such as electric motor and brake functions. To access the fuses under the hood, a number of panels around the storage compartment must be removed.

What fuse controls your interior lights? ›

The fuse that you're looking for will usually be the “lights” fuse, although it can differ from one vehicle to the next. The only way to know for sure is to locate a wiring diagram for the specific make, model, and year of your car, but checking out all of the fuses labeled “lights” or similar is usually good enough.

Is there a fuse for the mass airflow sensor? ›

To answer your question, there is no fuse for the MAF sensor.

How many O2 sensors does a 2008 Ford f150 have? ›

You have 4 total. Bank 1 sensor, bank 2 sensors 1before the catalytic converter.

Where is my fuse board? ›

Locating your fuse box

You must know where your fuse box is located, in case you need to turn the power off in the event of an emergency. Fuse boxes are commonly found in utility rooms, porches or under-the-stairs cupboards. You may also have one in your hallway or garage.

Where is the fuse box on a 2008 Ford f250? ›

Your fuse panel should be located to the right of the front passengers feet. There is an access panel to be removed. once removed remove the fuse box cover. On the fuse box cover there is a diagram that shows the position of fuse 24.

Where is the fuse box located in a truck? ›

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.

References

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