Scheme of fuse and relay boxes –  Ford F-250

Applies to vehicles manufactured in the years: 

1992, 1993, 1994, 1995, 1996, 1997.

 

Fuse box in passenger compartment

It is located behind the cover on the instrument panel.

Number	Amperes [A]	Description
1	thirty	1994-1997: Heater / air conditioner blower
	15	1992-1993: Stop / Danger Lamp, Speed ​​Control
2	thirty	1994-1997: Wiper / Washer
	25	1992-1993: Circuit Switch: Windshield Wiper / Washer, Internal Wiper / Washer
3	3	Diesel: idle position switch
4	15	1994-1997: Exterior lamps, instrument lighting, trailer exterior lamp relay, warning buzzer / chime module
	20	1992-1993: Turn Lamp, License Lamps, Anti-theft Module, Warning Chime, Flash to Pass, Trailer Driving Light Relay, Trailer Light Relay, Driving Lights, Rear Anti-Lock Brakes (1993)
5	15	1993: Airbag module, Del module, Aux. battery relay, starting system, transmission control switch, reversing lamps, turning lamps
6	15	1994-1997: A / C clutch, Auxiliary Diesel Fuel Selector, Keyless Remote Access
	20	93: Speed ​​Control, Remote Keyless Entry, Illuminated Entry, Accessory Hitch, Anti-theft Unit, Trailer Battery Charging Relay
7	15	1994-1997: Turn on the lamps
	thirty	1992-1993: Ignition System, Instrument Cluster, PLA (Diesel) Engine, EEC Relay (1992), TFI Module (1992), PCM Power Relay (1993), Ignition Control Module (1993)
8	15	1994-1997: Ceiling / Dome / Cargo Lamps, Electric Exterior Mirrors, Keyless Entry, Speedometer, Warning Buzzer / Chime Module
		1992-1993: Ceiling Light Switch, Illuminated Entrance, Electric Mirrors, Visor Lamps, Powered Door Lock, Anti-theft Indicator, Radio Memory, Dome / Map Lamp, PSOM, Remote Comfort Module (1992), Keyless Remote Access Module (1993)
9	25	1994-1997: Power Point
	15	1992-1993: Air conditioning switch
10	4	1994-1997: Instrument lighting
	15	1992-1993: Cigar lighter
	20	1992-1993: Cigar Lighter, Rear Power Outlet
11	15	1994-1997: Radio, radio display dimmer
		1992-1993: Radio and clock, headlight switch (1992), headlight switch (1993)
12	20
		1994-1997: Circuit Breaker: Power Door Locks, Power Driver Seat, Lumbar Power
		1992-1993: Circuit breaker: anti-theft module, remote comfort module with or without A / T door locks (1992), keyless remote access module or without locks for A / T door (1993), memory lock module
13	15	1994-1997: Anti-lock brake system, Brake shift lock, Electronic engine control, Speed ​​control, Stop / hazard lamps, Stop sensor for electronic engine control
	5	1992-1993: Instrument Panel Illumination Lamps
14	20	Circuit breaker: Power windows
15	20	1994-1997: Anti-lock brakes
	15	1992-1993: Airbag module
16	15	1994-1997: Cigarette Lighter, General Scanning Tool
	thirty	1992-1993: Lumbar Power, Modified Vehicle Power
17	10	1994-1997: Diesel gauges, Electronic gearbox, Gauges, Tachometer, Warning buzzer / chime module, Warning indicators
	20	1992-1993: Rear anti-lock brakes, PSOM
18	10	1994-1997: Brake Shift Interlock, Speedometer, Selective RPM Control (Diesel), Speed ​​Control (Diesel)
	15	1992-1993: Instrument Panel Warning Lamps, Warning Chime

Fuse box in the engine compartment

High-current fuses contained in the power distribution box protect the vehicle’s main electrical systems from overload; these fuses provide the connection between the battery and the vehicle’s electrical systems.

Scheme 1992-1993

Number	Amperes [A]	Description
1	15	Horn relay
2	10	Class I trailer running lamps, Class II trailer running lamps relay
3	10	Trailer – Left Turn / Stop Lamp
4	10	Trailer – Right Turn / Stop Lamp
5	–	LED: Electronic engine control
6	20	Electric brake
7	thirty	EEC
8	50	Modified vehicle power
9	60	Auxiliary heater-A / C
10	60	Trailer towing, auxiliary battery relay
11	60	Power supply to the internal fuse panel
12	thirty	Towing a trailer, reversing lamps
13	40	towing a trailer
14	thirty	Fuel pump
15	60	Ignition switch
16	60	Blower motor, cigarette lighter
17	50	Electric seats, driver lumbar power supply
Relay
R1	Horn
R2	Fuel pump
R3	EEC
R4	Blower

Scheme 1994-1997

Number	Amperes [A]	Description
1	20	The power of sound
2	15	200 amp alternator (diesel ambulance only)
3	thirty	Daytime running lights (Canada only), front low beam, horn
4	25	Trailer reversing lights, Trailer driving lights
5	15	Backup Lamps, Daytime Running Lamp (DRL) Module (Canada only), Oxygen Sensor Heater, Trailer Battery Charging Relay
6	10	Right brake / trailer direction lamp
7	10	Left brake light / trailer direction
8	thirty	Injector Driver Module (Diesel)
9	thirty	Gasoline: powertrain control system
	20	Diesel: powertrain control system
10	20	Instrument panel fuses: 15.18, Starter relay coil
11	–	Not used
12	–	Diode: Powertrain control relay coil
13	50	Instrument panel fuses: 5,9,13
14	–	Not used
15	50	Instrument panel fuses: 1, 7, Power distribution box: fuse 5
16	20	Gasoline: fuel pump feed
17	50	Alternator Charge Lamp, Idle Switch (Diesel), Instrument Panel Fuses: 2.6, 11, 14.17, Power Distribution Box: Fuse 22
18	thirty	Charging the trailer battery
19	40	Headlights
20	50	Instrument panel fuses: 4, 8, 12, 16
21	thirty	Trailer brake supply
22	20	Gasoline: Distributor Pickup, Ignition Coil, Powertrain Control Relay Coil, Integrated Thick Film Module (TFI)
	thirty	Diesel: Fuel line heater, glow plug control unit, powertrain control relay coil
Relay
R1	Drive system control system
R2	Gasoline: fuel pump
	Diesel: Injector Driver Module (IDM Relay)
R3	Horn
R4	Trailer tow lamps
R5	Not used

Additional fuses

Fuse	Amperes [A]	Location
Headlamps and high beam indicator	22	Circuit Switch: Integrated with the headlight switch
Gasoline: Alternator, 95	12	Fuse links: when starting the engine relay
Diesel: alternator, 130	12 (2)	Fuse links: when starting the engine relay
Glow plugs for diesel engines	14 (2)	Fuse links: when starting the engine relay