2004 Ford E-350 fuse box diagram

The 2004 Ford E-350 has 4 different fuse boxes:

Passenger compartment fuse panel diagram

Power distribution box diagram

Relay modules Instrument panel relay module diagram

Relay modules Engine compartment relay module diagram

Ford E-350 fuse box diagrams change across years, pick the right year of your vehicle:

Type	No.	Description
Fuse MINI 5A	1	4-Wheel Anti-lock Brake System (4WABS) module
Fuse MINI 10A	2	Remote Keyless Entry (RKE), O/D cancel, Low vacuum [Diesel engine only]
Fuse MINI 15A	3	RKE module, Trip computer, Radio, Instrument illumination, Video Cassette Player (VCP) and video screens, Overhead console
Fuse MINI 15A	4	Modified vehicle, Courtesy lamps
Fuse MINI 30A	5	Power lock switches, Power locks without RKE
Fuse MINI 10A	6	Brake-shift interlock, Speed control [gasoline engine only]
Fuse MINI 10A	7	Multi-function switch, Turn signals
Fuse MINI 30A	8	Radio capacitor(s), Ignition coil, Powertrain Control Module (PCM) diode, PCM power relay, Auxiliary PCM (APCM) [Diesel engine only]
Fuse MINI 30A	9	Wiper control module, Windshield wiper motor
Fuse MINI 20A	10	Main light switch, Park lamps, License lamp (external lamps), Multi-function switch (flash-to-pass)
Fuse MINI 15A	11	Multi-function switch (hazards), Brake lamp switch, Brake lamps
Fuse MINI 15A	12	Back-up lamps, Auxiliary battery relay [gasoline engine only], Trailer tow relay
Fuse MINI 15A	13	Blend door actuator, A/C heater, Function selector switch
Fuse MINI 5A	14	Instrument cluster
Fuse MINI 5A	15	Trailer battery charge relay, Cluster, Daytime Running Lamps (DRL) module
Fuse MINI 30A	16	Power seats
Fuse MINI 5A	17	Power mirrors
Fuse MINI -	18	Not used
Fuse MINI -	19	Not used
Fuse MINI 10A	20	Restraints
Fuse MINI -	21	Not used
Fuse MINI 15A	22	Memory power radio, Rear seat video control unit, Battery saver relay, Instrument cluster, courtesy lamp relay
Fuse MINI 20A	23	Power locks w/RKE
Fuse MINI -	24	Not used
Fuse MINI 10A	25	Left headlamp (low beam)
Fuse MINI 20A	26	Cigar lighter
Fuse MINI 5A	27	Radio
Fuse MINI -	28	Not used
Fuse MINI 20A	29	Power point #4 (console)
Fuse MINI 15A	30	Headlamps (high beam indicator)
Fuse MINI 10A	31	Right headlamp (low beam)
Fuse MINI 20A	32	Power point #1 (instrument panel)
Fuse MINI 10A	33	Starter solenoid
Fuse MINI 20A	34	Power point #3 (console)
Fuse MINI 30A	35	Modified vehicle
Fuse MINI 5A	36	(Cluster, A/C, Illumination, Radio)
Fuse MINI -	37	Not used
Fuse MINI 10A	38	Roof marker lamps
Fuse MINI 10A	39	Trailer tow electric brake, Center High-Mounted Stop Lamp (CHMSL), Brake lamps
Fuse MINI 20A	40	Power point #2 (2nd-row seating position-driverside)
Fuse MINI 30A	41	Modified vehicle
Fuse ATO -	42	Not used
Circuit breaker ATO	43	Power windows
Fuse ATO -	44	Not used

Type	No.	Description
Diode ATO	1	Powertrain Control Module (PCM) diode
Diode ATO	2	Alternative Fuel Control Module (AFCM) diode [Natural gas vehicle only]
Fuse MINI 10A	3	Daytime Running Lamps (DRL) module, A/C clutch
Fuse MINI 20A	4	Natural Gas Vehicle (NGV) tank solenoids [natural gas vehicle only]
Fuse MINI 15A	5	Horn relay
Fuse MINI 2A	6	Brake pressure switch
Fuse MAXI 60A	7	Ignition switch, Fuse panel, Accessory delay
Fuse MAXI 40A	8	Trailer battery charge relay
Fuse MAXI 50A	9	Modified vehicle power
Fuse MAXI 30A	10	Electric brake controller
Fuse MAXI 60A	11	4-Wheel Anti-lock Brake System (4WABS)
Fuse MAXI 60A	12	I/P fuses 29, 34, 35, 38, 40 and 41
Fuse MAXI 20A	13	Fuel pump relay
Fuse MAXI 50A	14	Auxiliary blower relay
Fuse MAXI 30A	15	Main light switch
Fuse MAXI -	16	Not used
Fuse MAXI 50A	17	Blower motor relay (blower motor)
Fuse MAXI 60A	18	Engine compartment fuses 3, 5, 23 and 26, Instrument panel fuses 26 and 32, Diesel start relay [Diesel engine only]
Fuse MAXI 50A	19	IDM relay [Diesel engine only]
Fuse MAXI 60A	20	Auxiliary battery relay [gasoline engine only], PDB fuses 8 and 24 [Diesel engine only]
Fuse MAXI 30A	21	PCM power relay, PDB fuse 27
Fuse MAXI 60A	22	I/P fuses 4, 5, 10, 11, 16, 17, 22 and 23
Fuse MINI 10A	23	Alternator
Fuse MINI 20A	24	Trailer tow running lamps and back-up lamp relays
Diode ATO	25	Not used
Fuse MINI 20A	26	Trailer tow turn signals
Fuse MINI 10A	27	PCM
Relay	A	Fuel pump relay
Relay	B	Horn relay
Relay	C	Trailer back-up lamps relay
Relay	D	Trailer running lamps relay
Relay	E	Trailer battery charge relay
Relay	F	IDM relay [Diesel only]
Relay	G	PCM relay
Relay	H	Blower motor relay
Relay	J	Accessory delay relay
Relay	K	Start relay [Diesel only]