Ford F-450 2003 Fuse Box Info
Passenger compartment fuse box location:
The fuse box is located below and to the left of the steering wheel by the brake pedal.
Fuse Box Diagram | Layout
Passenger compartment fuse box:
Fuse/Relay N° | Rating | Functions |
1 | 15A | Adjustable pedals |
2 | - | Not used |
3 | - | Not used |
4 | 20A | Power point - instrument panel |
5 | - | Not used |
6 | 20A | Trailer tow turn/stop relay |
7 | 30A | High beam headlamps / Flash to pass |
8 | - | Not used |
9 | 20A | Not used |
10 | 10A | A/C clutch |
11 | 20A | Radio (main) |
12 | 20A | Cigar lighter / OBD II |
13 | 10A | Power mirrors, BSM lock switches |
14 | 15A | Daytime running lamps |
15 | 10A | Not used |
16 | 15A | Not used |
17 | 15A | Exterior lamps |
18 | 20A | Turn lamps / Brake on-off switch (high) |
19 | 10A | BSM (Security)/4x4 module |
20 | - | Not used |
21 | 25A | Not used |
22 | 20A | Engine control |
23 | 20A | Engine control (gasoline engine only) |
24 | 15A | Not used |
25 | 10A | 4-Wheel Anti-Lock Brake System (4WABS) module |
26 | 10A | Airbags |
27 | 15A | Ignition switch Run feed |
28 | 10A | EATC module/Front blower relaycoil |
29 | 10A | Customer access |
30 | 15A | Highbeam headlamps |
31 | 15A | Clutch interlock switch (manual transmissions only), Transmission range sensor (automatic transmissions only) then to starter relay coil (all transmissions) |
32 | 5A | Radio (start) |
33 | 15A | Front wiper |
34 | 10A | Brake on-off switch |
35 | 10A | Instrument cluster |
36 | 10A | PCM Keep-Alive |
37 | 15A | Horn |
38 | 20A | Trailer tow park lamps and backup lamps |
39 | - | Not used |
40 | 20A | Fuel pump |
41 | 10A | Instrument cluster |
42 | 15A | Delayed accessory |
43 | 10A | Fog lamps |
44 | 10A | Not used |
45 | 10A | Ignition switch Run/Start feed |
46 | 10A | Left-hand lowbeam |
47 | 10A | Right-hand lowbeam |
48 | - | Not used |
101 | 30A | Trailer to electric brake |
102 | 30A | Door locks/Body security module |
103 | 50A | Ignition switch |
104 | 40A | Not used |
105 | 30A | Injector driver module (Diesel engine only) |
106 | 30A | Front wiper main |
107 | 40A | Front blower motor |
108 | 40A | Not used |
109 | 30A | Heated seats |
110 | 50A | Ignition switch |
111 | 30A | 4WD/Shift on the fly |
112 | 30A | Left-hand power seats |
113 | 30A | Starter motor |
114 | 30A | Right-hand power seats |
115 | 40A | Trailer tow battery charge |
116 | 30A | Ignition switch |
601 | 30A | Door window motors |
602 | 60A | 4WABS module |
210 | - | Not used |
211 | - | Not used |
212 | - | Not used |
301 | - | Front blower motor relay |
302 | - | Powertrain (EEC) relay |
303 | - | Injector driver module relay (Diesel engine only) |
304 | - | Not used |
305 | - | Trailer tow battery charge relay |
306 | - | Delayed accessory relay |
307 | - | Starter relay |