Ford F-650 (2024 – 2025) – fuse and relay box diagram

Year of production: 2024, 2025

 

This article focuses on the facelifted eighth-generation Ford F-650 and F-750, produced from 2021 to the present. It includes fuse box diagrams for the 2024 and 2025 models, provides information on the locations of the fuse panels within the vehicle, and outlines the function and layout of each fuse.

 

Passenger compartment

Fuse box location

The fuse panel is in the passenger footwell. Remove the panel cover to access the fuses.

 

Fuse Box Diagrams

 

Assignment of the fuses in the passenger compartment fuse box

№	Rating	Protected Component
1	—	Not used.
2	10 A	Right-hand and left-hand front door lock switch, Telescopic mirror switch, Right-hand and left-hand front window switch (two window units), Right-hand and left-hand front window motor. Inverter.
3	7.5 A	Power mirror switch.
4	20 A	Ancillary translator module.
5	—	Not used.
6	—	Not used.
7	10 A	Smart data link connector power, Air brake diagnostic connector.
8	—	Not used.
9	—	Not used.
10	—	Not used.
11	—	Not used.
12	7.5 A	Smart data link connector.
13	7.5 A	Instrument Cluster, Steering column control module.
14	—	Not used.
15	15 A	Climate control module.
16	—	Not used.
17	—	Not used.
18	7.5 A	Yaw sensor, Electronic stability control and non-electric stability control.
19	5 A	Telematics control unit module.
20	5 A	Ignition switch.
21	—	Not used.
22	—	Not used.
23	30 A	Left-hand front window motor.
24	—	Not used.
25	—	Not used.
26	30 A	Right-hand front motor window.
27	—	Not used.
28	—	Not used.
29	15 A	Relay folding mirror.
30	5 A	Brake signal for air brake, Customer access stop lamp signal, Brake on-off isolation relay, Trailer tow stop lamp relay.
31	10 A	Upfitter interface module, Remote radio frequency receiver.
32	20 A	Radio.
33	—	Not used.
34	—	Not used.
35	5 A	Tow haul switch.
36	15 A	Lane departure warning camera, Mirror display
37	—	Not used.
38	30 A	Left-hand front power window switch (four window units).

 

Engine Compartment Fuse Box

Fuse Box Diagrams

 

Assignment of the fuses in the engine compartment fuse box

№	Rating	Protected Component
1	20 A	Horn.
2	40 A	Blower motor. Blower motor control.
3	20 A	Upfit – frame.
4	30 A	Starter motor.
5	—	Not used.
6	20 A	Upfitter relay 4.
8	—	Not used.
10	—	Not used.
12	—	Not used.
13	10 A	Run/start spare. rear view camera.
14	10 A	Adaptive cruise control.
15	10 A	Blower motor relay.
16	20 A	Air dryer.
17	10 A	Powertrain control module – ignition status run power, Glow plug control module – ignition status run power (diesel).
18	10 A	Anti-lock brake system run/start.
19	10 A	Transmission control module – Ignition status run power (diesel).
20	30 A	Windshield wiper motor.
21	—	Not used.
22	—	Not used.
23	—	Not used.
24	40 A	Body control module run power 2 bus.
25	50 A	Body control module run power 1 bus.
26	—	Not used.
27	20 A	Upfitter battert feed.
28	—	Not used.
29	10 A	Glow plug relay coil.
30	—	Not used.
31	60 A	Hydromax pump.
32	20 A	Powertrain control module.
33	20 A	Heater exhaust gas oxygen sensor 11 (gas), Heater exhaust gas oxygen sensor 12 (gas), Heater exhaust gas oxygen sensor 21 (gas), Canister vent solenoid (gas), Canister purge solenoid (gas), Variable camshaft timing actuator 11 (gas), Exhaust gas recirculation cooling bypass valve (diesel).
34	10 A	A/C clutch relay (disel), Variable oil pump (diesel), Cooling fan (diesel), Exhaust brake switch (diesel), Variable oil pressure control (gas), Customer access vehicle power 3 feed.
35	20 A	Coil on plug (gas), Nitrogen oxide sensor control module feedgas (diesel), Nitrogen oxide sensor control module midbed (diesel), Nitrogen oxide sensor control module tailpipe (diesel), Particulate matter sensor (diesel)
36	10 A	Fuel volume control value (diesel), Fuel pressure regulator (diesel), Transmission control modile (diesel)
37	—	Not used.
38	—	Not used.
39	—	Not used.
41	30 A	Trailer brake control module.
43	30 A	Upfitter spare.
45	—	Not used.
46	10 A	A/C clutch solenoid.
47	40 A	Upfitter relay 1.
48	20 A	Upfitter run and accessory feed.
49	30 A	Pump electronics module (gas), Fuel pump (diesel).
50	15 A	Injector power (gas).
51	20 A	Power point #1.
52	—	Not used.
53	30 A	Trailer tow park lamp.
54	—	Not used.
55	20 A	Upfitter relay 3.
56	—	Not used.
58	5 A	USB power.
59	10 A	U-Haul park lamps.
60	10 A	Dual fuel tank selector switch (diesel).
61	—	Not used.
62	—	Not used.
63	20 A	Driver seat compressor.
64	20 A	Passenger seat compressor.
65	10 A	Upfitter – run activate feed.
66	10 A	Four pack solenoid differential lock.
67	10 A	Hydromax relay power.
69	—	Not used.
70	40 A	Inverter.
71	30 A	Anti-lock brake system valves.
72	10 A	Brake on-off switch (hydraulic brakes), Stop lamp air pressure switch 1 and 2 (air brakes).
73	—	Not used.
74	15 A	Heated mirror.
75	—	Not used.
76	60 A	Body control module battery feed.
77	30 A	Body control module voltage quality monitor power feed.
78	10 A	Transmission module (diesel).
79	5 A	Hydromax pump monitor.
80	10 A	Trailer tow backup signal.
81	—	Not used.
82	5 A	Upfitter switch (factory location for ignition power).
83	5 A	Upfitter switch (optional location for power at all times).
84	—	Not used.
85	—	Not used.
86	—	Not used.
87	—	Not used.
88	10 A	Cargo lamps.
89	20 A	Urea line heater.
91	40 A	Upfitter – B-pillar.
93	—	Not used.
94	—	Not used.
95	20 A	Stop lamps, Trailer tow stop lamps.
96	20 A	Urea line heater.
97	—	Not used.
98	30 A	Trailer tow battery charge.
99	40 A	Upfitter relay 2.
100	20 A	Urea valves.
101	—	Not used.
102	—	Not used.
103	—	Not used.
104	—	Not used.
105	15 A	Trailer tow stop and turn relay.

 

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.