Where is the o2 sensor fuse on a 2004 Ford f150?

On the 2004 Ford Truck F-150 Heritage Pickup with the V6-4.2L engine, the fuse for the oxygen sensors is located in the under-hood fuse block . The fuse is # F1. 23. This is a 15amp fuse.

What fuse is the reverse light on a 2004 Ford F150?

Ford Mechanic: Kenny Z. HiCustomer Thank you for asking your question on JustAnswer. Fuse 14 in the interior fuse panel is for the reverse lamps.

Where is 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).

Is there a fuse for coolant sensor?

To answer your question, there is no fuse for the coolant temperature sensor , it is connected directly to the vehicle ECM. The ECM supplies a supply voltage on one wire, and the other wire is the signal wire returning to the ECM .

Where are the 4 O2 sensors located?

Four-cylinder engines have two sensors, while V6 and V8 engines have four sensors. The upstream oxygen sensor(s) are located below the exhaust manifold flanges and above the catalytic converter. The downstream oxygen sensor(s) are located in the exhaust pipe, behind the catalytic converter .

How do you know which fuse is blown?

Remove the fuse from its holder. In some cases you may need a small screwdriver to unscrew the fuse holder cap. Look at the fuse wire. If there is a visible gap in the wire or a dark or metallic smear inside the glass then the fuse is blown and needs to be replaced .

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.

What fuse controls rear lights?

Tail light fuse is sometimes called the “parking lamp” fuse and it may be located in the underhood fuse panel, which requires the removal of a cover. On the inside of the cover, the fuse position will be indicated.

What fuse controls warning lights?

The instrument cluster fuse manages the dashboard gauge of a vehicle. It uses electricity from the car battery to power various electronic components of the dashboard such as the different warning lights, gauges, and alarm systems. They include but are not limited to the following: Speedometer.

Which fuse box is for headlights?

There is one fuse for both headlights and that fuse is located in the fuse block assembly . The fuse block assembly is located below and to the left of the steering wheel. There are roughly a dozen or so fuses in the fuse block assembly, the cover should list what fuse is the headlight fuse.

Where is the fuse interior fuse box?

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.

Fuse Box Diagram Ford F-150 (2004-2008) (2024)

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In this article, we consider the eleventh-generation Ford F-150, produced from 2004 to 2008. Here you will find fuse box diagrams of Ford F-150 2004, 2005, 2006, 2007 and 2008, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.

See otherFord F-150:

Ford F-150 (1992-1997)…>>

Ford F-150 (1997-2003)…>>

Ford F-150 (2009-2014)…>>

Ford F-150 (2015-2018-..)…>>

Ford F-150 (2021-2022…)…>>

Ford F-150 Lightning (2022-2023)…>>

Fuse Layout Ford F150 2004-2008

Cigar lighter (power outlet) fuses in the Ford F-150 are the fuses №37 (Rear power point / Center console power point) and №41 (2004-2007) or F110 (2008) (Cigar lighter) in the Passenger compartment fuse box.

Table of Contents

Fuse box location

Passenger compartment fuse panel / Power distribution box

The fuse panel is located under the right-hand side of the instrument panel behind the cover.

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.

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.

Auxiliary relay box

The relay box is located in the engine compartment on the left fender.

Fuse box diagrams

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2004

Passenger compartment

Assignment of the fuses in the Passenger compartment / Power distribution box (2004)

№	Amp Rating	Description
1	10 A*	Run/Accessory - Wipers, Instrument cluster
2	20 A*	Stop/Turn lamps, Speed control deactivate switch
3	5A*	Power mirrors, Memory logic power, Memory seats and pedals
4	10 A*	DVD battery power
5	7.5 A*	Keep alive memory for Powertrain Control Module (PCM) and climate control module
6	15 A*	Parklamps, BSM, Instrument panel illumination
7	5A*	Radio (start signal)
8	10 A*	Heated mirrors, Switch indicator
9	—	Not used
10	20 A*	Trailer tow back-up lamps relay (PCB1), Trailer tow parklamp relay (R201)
11	10 A*	A/C clutch, 4x4 solenoid
12	—	Not used
13	10 A*	Climate control module power
14	10 A*	Back-up lamp and Daytime Running Lamps (DRL) relay coil, A/C pressure swatch, Brake-shift interlock solenoid
15	5A*	Overdrive cancel, Cluster, Brake-Shift Interlock (BSI)
16	10 A*	ABS module (Run/Start power)
17	15 A*	Fog lamp relay (R202)
18	10 A*	Run/Start feed - Flasher relay, Electrochromatic mirror, Heated seats, BSM, Compass, RSS (Reverse Sensing System)
19	10 A*	Restraints (Air bag module)
20	15 A*	PCM 4x4 power
21	15 A*	Cluster keep alive power
22	10 A*	Delayed accessory power for audio, power door lock switch and moonroof switch illumination
23	10 A*	RH low beam headlamp
24	15 A*	Battery saver power for demand lamps
25	10 A*	LH low' beam headlamp
26	20 A*	Horn relay (PCB3), Horn power
27	5A*	Passenger Air bag Deactivation (PAD) warning lamp, Cluster air bag warning lamp, Cluster RUN /START power
28	5A*	SecuriLock transceiver (PATS)
29	15 A*	PCM 4x4 power
30	—	Not used
31	20 A*	Radio power
32	15 A*	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
33	15 A*	Shift solenoid, CMS #12 and #22
34	20 A*	Fuel injectors and PCM power
35	20 A*	Instrument cluster high beam indicator, High beam headlamps
36	10 A*	Trailer tow right turn/stop lamps
37	20 A*	Rear power point
38	25 A*	Subwoofer power
39	20 A*	Instrument panel power point
40	20 A*	Low beam headlamps, DRL
41	20 A*	Cigar lighter, Diagnostic connector power
42	10 A*	Trailer tow left turn/stop lamps
101	30A**	Starter solenoid
102	20A**	Ignition switch feed
103	20A**	ABS valves
104	—	Not used
105	30A**	Electric trailer brakes
106	30A**	Trailer tow battery charge
107	30A**	Power door locks (BSM)
108	30A**	Passenger power seat
109	30A**	Driver power seat, Adjustable pedals
110	—	Not used
111	30A**	4x4 relays
112	40A**	ABS pump power
113	30A**	Wipers and washer pump
114	40A**	Heated backlite, Heated mirror power
115	—	Not used
116	30A**	Blower motor
117	—	Not used
118	30A**	Heated seats
401	30A Circuit breaker	Power windows, Moonroof, Power sliding backlite
R01	Full ISO relay	Starter solenoid
R02	Full ISO relay	Accessoiy delay
R03	Full ISO relay	Hi-beam headlamps
R04	Full ISO relay	Heated backlite
R05	Full ISO relay	Trailer tow battery charge
R06	Full ISO relay	Blower motor
R201	Half ISO relay	Trailer tow park lamps
R202	Half ISO relay	Fog lamps
R203	Half ISO relay	PCM
		* Mini fuses ** Cartridge fuses

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Auxiliary relay box

With Daytime Running Lamp (DRL) or 4×4 options

Without Daytime Running Lamp (DRL) and 4×4 options

№	Amp Rating	Description
F01	5A	Clockspring illumination
R01	—	4x4 CCW
R02	—	4x4 CW
R03	—	Daytime Running Lamps (DRL) (if equipped, otherwise not used)
R201	—	DRL
R202	—	A/C clutch
D01	—	A/C clutch diode

2005

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Passenger compartment

Assignment of the fuses in the Passenger compartment / Power distribution box (2005)

№	Amp Rating	Description
1	10 A*	Run/Accessory - Wipers, Instrument cluster
2	20 A*	Stop/Turn lamps, Speed control deactivate switch
3	5A*	Power mirrors, Memory logic power, Memory seats and pedals
4	10 A*	DVD batteiy power, Power fold mirror
5	7.5 A*	Keep alive memory for Powertrain Control Module (PCM) and climate control module
6	15 A*	Parklamps, BSM, Instrument panel illumination
7	5A*	Radio (start signal)
8	10 A*	Heated mirrors, Switch indicator
9	—	Not used
10	20 A*	Trailer tow back-up lamps relay (PCB1), Trailer tow parklamp relay (R201)
11	10 A*	A/C clutch, 4x4 solenoid
12	—	Not used
13	10 A*	Climate control module power, Flasher relay
14	10 A*	With a yellow sticker on the back of the fuse panel: Back-up lamp and Daytime Running Lamps (DRL) relay coil, A/C pressure switch, ABS, Heated PCV (5.4L), Redundant speed control switch. All others: Back-up lamp and Daytime Running Lamps (DRL) relay coil, A/C pressure switch, Redundant speed control switch, Heated PCV (5.4L), Trailer tow back-up lamps relay coil, ABS, Reverse park aid, EC mirror
15	5A*	Overdrive cancel, Cluster, Brake-Shift Interlock (BSI)
16	10 A*	Brake-shift interlock solenoid
17	15 A*	Fog lamp relay (R202)
18	10 A*	Run/Start feed - Overhead power point, Electrochromatic mirror, Heated seats, BSM, Compass, RSS (Reverse Sensing System)
19	10 A*	Restraints (Air bag module)
20	10 A*	Batteiy feed for overhead power point
21	15 A*	Cluster keep alive power
22	10 A*	Delayed accessoiy power for audio, power door lock switch and moonroof switch illumination
23	10 A*	RH low beam headlamp
24	15 A*	Batteiy saver power for demand lamps
25	10 A*	LH low beam headlamp
26	20 A*	Horn relay (PCB3), Horn power
27	5A*	Passenger Air bag Deactivation (PAD) warning lamp, Cluster air bag warning lamp, Cluster RUN /START power
28	5A*	SecuriLock transceiver (PATS)
29	15 A*	PCM 4x4 power
30	15 A*	PCM 4x4 power
31	20 A*	Radio power
32	15 A*	Vapor Management Valve (MV), A/C clutch relay, Canister vent, Heated Exhaust Gas Oxygen (HEGO) sensors #11 and #21, CMCV, Mass Air Flow (MAF) sensor, VCT, Heated Positive Crankcase Ventilation (PCV) valve (4.2L engine), CID sensor (4.2L engine)
33	15 A*	Shift solenoid, CMS #12 and #22
34	20 A*	Fuel injectors and PCM power, Intake Manifold Runner Control (4.2L engine)
35	20 A*	Instrument cluster high beam indicator, High beam headlamps
36	10 A*	Trailer tow right turn/stop lamps
37	20 A*	Rear power point
38	25A*	Subwoofer power
39	20 A*	Instrument panel power point
40	20 A*	Low beam headlamps, DRL
41	20 A*	Cigar lighter, Diagnostic connector power
42	10 A*	Trailer tow left turn/stop lamps
101	30A**	Starter solenoid
102	20A**	Ignition switch feed
103	20A**	ABS valves
104	—	Not used
105	30A**	Electric trailer brakes
106	30A**	Trailer tow battery charge
107	30A**	Power door locks (BSM)
108	30A**	Passenger power seat
109	30A**	Driver power seat, Adjustable pedals
110	—	Not used
111	30A**	4x4 relays
112	40A**	ABS pump power
113	30A**	Wipers and washer pump
114	40A**	Heated backlite, Heated mirror power
115	—	Not used
116	30A**	Blower motor
117	—	Not used
118	30A**	Heated seats
401	30A Circuit breaker	Power windows, Moonroof, Power sliding backlite
R01	Full ISO relay	Starter solenoid
R02	Full ISO relay	Accessory delay
R03	Full ISO relay	Hi-beam headlamps
R04	Full ISO relay	Heated backlite
R05	Full ISO relay	Trailer tow battery charge
R06	Full ISO relay	Blower motor
R201	Half ISO relay	Trailer tow park lamps
R202	Half ISO relay	Fog lamps
R203	Half ISO relay	PCM
		* Mini fuses ** Cartridge fuses

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Auxiliary relay box

With Daytime Running Lamp (DRL) or 4×4 options

Without Daytime Running Lamp (DRL) and 4×4 options

№	Amp Rating	Description
F03	5A	Clockspring illumination
R01	Full ISO Relay	4x4 CCW
R02	Full ISO Relay	4x4 CW
R03	V6 ISO Relay	Daytime Running Lamps (DRL) high beam disable
R201	Relay	DRL
R202	Relay	A/C clutch
D01	Diode	A/C clutch

2006

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Passenger compartment

Assignment of the fuses in the Passenger compartment / Power distribution box (2006)

№	Amp Rating	Description
1	10A*	Run/Accessory - Wipers, Instrument cluster, Audio for XL/STX
2	20A*	Stop/Turn lamps, Brake on/off switch
3	7.5A*	Power mirrors, Memory seats and pedals
4	10A*	DVD battery power, Power fold mirror
5	7.5A*	Keep alive memory for Powertrain Control Module (PCM) and climate control module
6	15 A*	Parklamps, BSM, Instrument panel illumination
7	5A*	Radio (start signal)
8	10A*	Heated mirrors, Switch indicator
9	20A*	Fuel pump relay, Fuel injectors, Intake manifold runner control (4.2L)
10	20A*	Trailer tow back-up lamps relay (PCB1), Trailer tow parklamp relay (R201)
11	10A*	A/C clutch, 4x4 solenoid
12	5A*	PCM relay coil
13	10A*	Climate control module power, Flasher relay
14	10A*	Back-up lamp and Daytime Running Lamps (DRL) relay coil, A/C pressure switch, Redundant speed control switch, Heated PCV (5.4L), Trailer tow back-up lamps relay coil, ABS, Reverse park aid, EC mirror
15	5A*	Overdrive cancel, Cluster
16	10A*	Brake-shift interlock solenoid
17	15 A*	Fog lamp relay (R202)
18	10A*	Run/Start feed - Overhead power point, Electrochromatic mirror, Heated seats, BSM, Compass, RSS (Reverse Sensing System)
19	10A*	Restraints (Air bag module)
20	10A*	Battery feed for overhead power point
21	15 A*	Cluster keep alive power
22	10A*	Delayed accessory power for audio, power door lock switch and moonroof switch illumination
23	10A*	RH low beam headlamp
24	15 A*	Battery saver power for demand lamps
25	10A*	LH low beam headlamp
26	20A*	Horn relay (PCB3), Horn power
27	5A*	Passenger Air bag Deactivation (PAD) warning lamp, Cluster air bag warning lamp, Cluster RUN /START power
28	5A*	SecuriLock transceiver (PATS), PCM IGN monitor
29	15 A*	PCM 4x4 power
30	15 A*	PCM 4x4 power
31	20A*	Radio power
32	15 A*	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, Heated Positive Crankcase Ventilation (PCV) valve (4.2L engine), CID sensor (4.2L engine), 4.6L/4.2L EGR
33	15 A*	Shift solenoid, CMS #12 and #22, Ignition coils
34	15 A*	PCM power
35	20A*	Instrument cluster high beam indicator, High beam headlamps
36	10A*	Trailer tow right turn/stop lamps
37	20A*	Rear power point
38	25A*	Subwoofer power
39	20A*	Instrument panel power point
40	20A*	Low beam headlamps, DRL
41	20A*	Cigar lighter, Diagnostic connector power
42	10A*	Trailer tow left turn/stop lamps
101	30A**	Starter solenoid
102	20A**	Ignition switch feed
103	20A**	ABS valves
104	—	Not used
105	30A**	Electric trailer brakes
106	30A**	Trailer tow battery charge
107	30A**	Power door locks (BSM)
108	30A**	Passenger power seat
109	30A**	Driver power seat, Adjustable pedals
110	—	Not used
111	30A**	4x4 relays
112	40A**	ABS pump power
113	30A**	Wipers and washer pump
114	40A**	Heated backlite, Heated mirror power
115	—	Not used
116	30A**	Blower motor
117	—	Not used
118	30A**	Heated seats
401	30A Circuit breaker	Power windows, Moonroof, Power sliding backlite
R01	Full ISO relay	Starter solenoid
R02	Full ISO relay	Accessory delay
R03	Full ISO relay	Hi-beam headlamps
R04	Full ISO relay	Heated backlite
R05	Full ISO relay	Trailer tow battery charge
R06	Full ISO relay	Blower motor
R201	Half ISO relay	Trailer tow park lamps
R202	Half ISO relay	Fog lamps
R203	Half ISO relay	PCM
		* Mini fuses ** Cartridge fuses

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Auxiliary relay box

With Daytime Running Lamp (DRL) or 4×4 options

Without Daytime Running Lamp (DRL) and 4×4 options

№	Amp Rating	Description
F03	5A	Clockspring illumination
R01	Full ISO Relay	4x4 CCW
R02	Full ISO Relay	4x4 CW
R03	V6 ISO Relay	Daytime Running Lamps (DRL) high beam disable
R201	Relay	DRL
R202	Relay	A/C clutch
D01	Diode	A/C clutch

2007

Passenger compartment

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Assignment of the fuses in the Passenger compartment / Power distribution box (2007)

№	Amp Rating	Description
1	10 A*	Run/Accessory - Wipers, Instrument cluster, Audio for XL/STX
2	20 A*	Stop/Turn lamps, Brake on/off switch, Hazard flashers
3	7.5 A*	Power mirrors, Memory seats and pedals, Driver power seat
4	10 A*	DVD batteiy power, Power fold mirror
5	7.5 A*	Keep alive memory for Powertrain Control Module (PCM) and climate control module
6	15 A*	Parklamps, BSM, Instrument panel illumination
7	5A*	Radio (start signal)
8	10 A*	Heated mirrors, Switch indicator
9	20 A*	Fuel pump relay, Fuel injectors, Intake manifold runner control (4.2L)
10	20 A*	Trailer tow back-up lamps relay (PCB1), Trailer tow parklamp relay (R201)
11	10 A*	A/C clutch, 4x4 solenoid
12	5A*	PCM relay coil
13	10 A*	Climate control module power, Flasher relay
14	10 A*	Back-up lamp and Daytime Running Lamps (DRL) relay coil, A/C pressure switch, Redundant speed control switch, Heated PCV (5.4L), Trailer tow back-up lamps relay coil, ABS, Reverse park aid, EC mirror, Navigation radio (reverse input)
15	5A*	Overdrive cancel, Cluster, Traction control switch
16	10 A*	Brake-shift interlock solenoid
17	15 A*	Fog lamp relay (R202)
18	10 A*	Run/Start feed - Overhead power point, Electrochromatic mirror, Heated seats, BSM, Compass, RSS (Reverse Sensing System)
19	10 A*	Restraints (Air bag module), OCS
20	10 A*	Battery feed for overhead power point
21	15 A*	Cluster keep alive power
22	10 A*	Delayed accessoiy power for audio, power door lock switch and moon roof switch illumination
23	10A*	RH low beam headlamp
24	15 A*	Battery saver power for demand lamps
25	10 A*	LH low beam headlamp
26	20 A*	Horn relay (PCB3), Horn power
27	5A*	Passenger Air bag Deactivation (PAD) warning lamp, Cluster RUN /START power
28	5A*	SecuriLock transceiver (PATS), PCM IGN monitor
29	15 A*	PCM 4x4 power
30	15 A*	PCM 4x4 power
31	20 A*	Radio power, Satellite radio module
32	15 A*	Vapor Management Valve (VMV), A/C clutch relay, Canister vent, Heated Exhaust Gas Oxygen (HE GO) sensors #11 and #21, CMCV, Mass Air Flow (MAF) sensor, VCT, Heated Positive Crankcase Ventilation (PCV) valve (4.2L engine), CID sensor (4.2L engine), 4.6L/4.2L EGR , Electronic fan clutch (4.6L/5.4L engines)
33	15 A*	Shift solenoid, CMS #12 and #22, Ignition coils
34	15 A*	PCM power
35	20 A*	Instrument cluster high beam indicator, High beam headlamps
36	10 A*	Trailer tow right turn/stop lamps
37	20 A*	Rear power point, Center console power point
38	25A*	Subwoofer power
39	20 A*	Instrument panel power point
40	20 A*	Low beam headlamps, DRL
41	20 A*	Cigar lighter, Diagnostic connector power
42	10 A*	Trailer tow left turn/stop lamps
101	30A**	Starter solenoid
102	20A**	Ignition switch feed
103	20A**	ABS valves
104	—	Not used
105	30A**	Electric trailer brakes
106	30A**	Trailer tow battery charge
107	30A**	Power door locks (BSM)
108	30A**	Passenger power seat
109	30A**	Driver power seat, Adjustable pedals, Memory module (pedals, seat, mirror)
110	—	Not used
111	30A**	4x4 relays
112	40A**	ABS pump power
113	30A**	Wipers and washer pump
114	40A**	Heated backlite, Heated mirror power
115	20A**	Not used (Spare)
116	30A**	Blower motor
117	—	Not used
118	30A**	Heated seats
401	30A Circuit breaker	Delayed accessoiy power: Power windows, Moon roof, Power sliding backlite
R01	Full ISO relay	Starter solenoid
R02	Full ISO relay	Accessory delay
R03	Full ISO relay	Hi-beam headlamps
R04	Full ISO relay	Heated backlite
R05	Full ISO relay	Trailer tow battery charge
R06	Full ISO relay	Blower motor
R201	Half ISO relay	Trailer tow park lamps
R202	Half ISO relay	Fog lamps
R203	Half ISO relay	PCM
		* Mini fuses ** Cartridge fuses

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Auxiliary relay box

With Daytime Running Lamp (DRL) or 4×4 options

Without Daytime Running Lamp (DRL) and 4×4 options

№	Amp Rating	Description
F03	5A	Clockspring illumination
R01	Full ISO Relay	4x4 CCW
R02	Full ISO Relay	4x4 CW
R03	V6 ISO Relay	Daytime Running Lamps (DRL) high beam disable
R201	Relay	DRL
R202	Relay	A/C clutch
D01	Diode	A/C clutch

2008

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Passenger compartment

Assignment of the fuses in the Passenger compartment / Power distribution box (2008)

№	Amp Rating	Description
F01	10 A*	Run/Accessory - Wipers, Instrument cluster, Audio for XL/STX
F02	20 A*	Stop/Turn lamps, ABS, T/T electric brake module, PCM (BOO signal), turn signal mirrors, CHMSL
F03	7.5 A*	Power mirrors, Memory seats and pedals
F04	10 A*	DVD batteiy power, Power fold mirror
F05	7.5 A*	Keep alive memory for Powertrain Control Module (PCM) and Climate control module
F06	15 A*	Parklamps, Body Security Module (BSM), Instrument panel illumination
F07	5A*	Radio (start signal)
F08	10 A*	Heated mirrors, Switch indicator
F09	20 A*	Fuel pump relay, Fuel injectors, Injector sense
F10	20 A*	Trailer tow back-up lamps relay, Trailer tow parklamp relay
F11	10 A*	A/C clutch, 4x4 solenoid
F12	5A*	PCM relay coil
F13	10 A*	Climate control module power, Flasher relay
F14	10 A*	Back-up lamp and Daytime Running Lamps (DRL) relay coil, A/C pressure switch, Redundant speed control switch, Heated PCV (5.4L), ABS
F15	5A*	Overdrive cancel, Cluster
F16	10 A*	Brake-shift interlock solenoid
F17	15 A*	Fog lamp relay
F18	10 A*	Electrochromatic mirror, Heated seats, BSM, Compass, RSS (Reverse Sensing System), Power rail
F19	10 A*	Restraints (Airbag module)
F20	10 A*	Power rail
F21	15 A*	Cluster keep alive power
F22	10 A*	Delayed accessoiy power for audio, power door lock switch and moon roof switch illumination
F23	10 A*	RH low beam headlamp
F24	15 A*	Battery saver power for demand lamps, Flex fuel
F25	10 A*	LH low beam headlamp
F26	20 A*	Horn
F27	5A*	Passenger Airbag Deactivation (PAD) warning lamp, Cluster airbag warning lamp
F28	5A*	SecuriLock transceiver (PATS), PCM IGN monitor
F29	15 A*	PCM 4x4 power
F30	15 A*	PCM 4x4 power
F31	20 A*	Radio power, Satellite radio module
F32	15 A*	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
F33	15 A*	Shift solenoid, CMS #12 and #22, Ignition coils
F34	15 A*	PCM power, IMRC (4.2L)
F35	20 A*	Instrument cluster high beam indicator, High beam headlamps, DRL disable relay
F36	10 A*	Trailer tow right turn/stop lamps
37	20 A*	Rear power point
38	25A*	Subwoofer power
39	—	Not used
40	20 A*	Low beam headlamps, DRL
41	—	Not used
42	10 A*	Trailer tow left turn/stop lamps
F101	30A**	Starter solenoid
F102	20A**	Ignition switch feed
F103	20A**	ABS valves
F104	—	Not used
F105	30A**	Electric trailer brakes
F106	30A**	Trailer tow battery charge
F107	30A**	Power door locks (BSM)
F108	30A**	Passenger power seat
F109	30A**	Driver power seat, Adjustable pedals, Memory module (pedals, seats)
F110	20A**	Cigar lighter, Diagnostic connector power
F111	30A**	4x4 motor relays
F112	40A**	ABS pump power
F113	30A**	Wipers and washer pump
F114	40A**	Heated backlite, Heated mirror power
F115	20A**	Moonroof
F116	30A**	Blower motor
F117	20A**	Instrument panel power point
F118	30A**	Heated seats
401	30A Circuit breaker	Delayed accessoiy power: Power windows, Power sliding backlite
R01	Full ISO relay	Starter solenoid
R02	Full ISO relay	Accessory delay
R03	Full ISO relay	Hi-beam headlamps
R04	Full ISO relay	Heated backlite
R05	Full ISO relay	Trailer tow battery charge
R06	Full ISO relay	Blower motor
R201	Half ISO relay	Trailer tow park lamps
R202	Half ISO relay	Fog lamps
R203	Half ISO relay	PCM
R301	Printed circuit board	Trailer tow backup lamps
R302	—	Not used
R303	Printed circuit board	Fuel pump
R304	Printed circuit board	Battery saver
R305	Printed circuit board	Horn
		* Mini fuses ** Cartridge fuses

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Auxiliary relay box

With Daytime Running Lamp (DRL) or 4×4 options

Without Daytime Running Lamp (DRL) and 4×4 options

№	Amp Rating	Description
F03	5A	Clockspring illumination
R01	FuH ISO Relay	4x4 CCW
R02	FuH ISO Relay	4x4 CW
R03	1/2 ISO Relay	Daytime Running Lamps (DRL) high beam disable
R201	Relay	DRL
R202	Relay	A/C clutch
D01	Diode	A/C clutch
D02	Diode	One Touch Integrated Start (OTIS)

Learn more:

How to check the fuses?

How to replace a blown fuse?

Why do car fuses blow?

Types of automotive fuses

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Fuse Box Diagram Ford F-150 (2004-2008) (2024)

Fuse Layout Ford F150 2004-2008

Fuse box location

Passenger compartment fuse panel / Power distribution box

Auxiliary relay box

Fuse box diagrams

2004

Passenger compartment

Auxiliary relay box

2005

Passenger compartment

Auxiliary relay box

2006

Passenger compartment

Auxiliary relay box

2007

Passenger compartment

Auxiliary relay box

2008

Passenger compartment

Auxiliary relay box

Learn more:

FAQs

Where is the o2 sensor fuse on a 2004 Ford f150? ›

Where is the fuse interior fuse box? ›