2004 Ford F150 Fuse Box Diagram

In this article, we’re going to take a close look at the 2004 Ford F150 fuse box diagram. We’ll break down the details and explain what each fuse does, making it easier for you to understand and navigate your electrical system with confidence.

2004 FORD F150 FUSE BOX DIAGRAM

2004 Ford F150 Passenger compartment fuse panel/power distribution box

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.

2004 FORD F150 FUSE BOX DIAGRAM
* Mini fuses/ ** Cartridge fuses.
Fuse/RelayLocationFuse AmpRatingPassenger Compartment FusePanel Description
110A*Run/Accessory – Wipers, Instrument cluster
220A*Stop/Turn lamps, Speed control deactivate switch
35A*Power mirrors, Memory logic power, Memory seats, and pedals
410A*DVD battery power
57.5A*Keep alive memory for Powertrain Control Module (PCM) and climate control module
615A*Parklamps, BSM, Instrument panel illumination
75A*Radio (start signal)
810A*Heated mirrors, Switch indicator
9Not used
1020A*Trailer tow backup lamps relay (PCB1), Trailer tow park lamp relay (R201)
1110A*A/C clutch, 4×4 solenoid
12Not used
1310A*Climate control module power
1410A*Back-up lamp and DaytimeRunning Lamps (DRL) relay coil, A/C pressure switch, Brake-shift interlock solenoid, Heated PCV
155A*Overdrive cancel, Cluster, Brake-Shift Interlock (BSI)
1610A*ABS module (Run/Start power)
1715A*Fog lamp relay (R202)
1810A*Run/Start feed – Flasher relay, Electrochromatic mirror, Heated seats, BSM, Compass, RSS (Reverse Sensing System)
1910A*Restraints (Airbag module)
2015A*PCM 4×4 power
2115A*Cluster keep alive power
2210A*Delayed accessory power for audio, power door lock switch, and moonroof switch illumination
2310A*RH low beam headlamp
2415A*Battery saver power for demand lamps
2510A*LH low beam headlamp
2620A*Horn relay (PCB3), Horn power
275A*Passenger Airbag Deactivation (PAD) warning lamp, Cluster airbag warning lamp, Cluster RUN/START power
285A*SecuriLock transceiver (PATS)
2915A*PCM 4×4 power
30Not used
3120A*Radio power
3215A*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, VCT
3315A*Shift solenoid, CMS #12 and #22
3420A*Fuel injectors and PCM power
3520A*Instrument cluster high beam indicator, High beam headlamps
3610A*Trailer tow right turn/stop lamps
3720A*Rear power point
3825A*Subwoofer power
3920A*Instrument panel powerpoint
4020A*Low beam headlamps, DRL
4120A*Cigar lighter, Diagnostic connector power
4210A*Trailer tow left turn/stop lamps
10130A**Starter solenoid
10220A**Ignition switch feed
10320A**ABS valves
104Not used
10530A**Electric trailer brakes
10630A**Trailer tow battery charge
10730A**Power door locks (BSM)
10830A**Passenger power seat
10930A**Driver power seat, Adjustable pedals
110Not used
11130A**4×4 relays
11240A**ABS pump power
11330A**Wipers and washer pump
11440A**Heated backlite, Heated mirror power
115Not used
11630A**Blower motor
117Not used
11830A**Heated seats
40130A Circuit breakerPower windows, Moonroof, 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

2004 Ford F150 Auxiliary relay box

The relay box, which serves as a haven for electrical relays, is located within the vast engine compartment and is tucked away against the left fender. It is strategically positioned to act as the main control point for the complex network of electrical operations in your car. The relays each one has a special code that helps to explain how it works, and is coded as follows:

2004 FORD F150 FUSE BOX DIAGRAM
Fuse/Relay locationFuse amp ratingDescription
F015AClockspring illumination
R014×4 CCW
R024×4 CW
R03Daytime Running Lamps (DRL) (if equipped, otherwise not used)
R201DRL
R202A/C clutch
D01A/C clutch diode

2004 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
60ABlueYellow
70ATanBrown
80ANaturalBlack

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.

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