Ford E-350 2008 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.
Engine compartment fuse box location:
The power distribution box is located in the engine compartment.
Fuse Box Diagram | Layout
Passenger compartment fuse box:
Fuse/Relay N° | Rating | Functions |
1 | - | Not used |
2 | 10A | Remote Keyless Entry (RKE), O/D cancel, IVD module, 4W ABS |
3 | 15A | Delayed accessory overhead console, Audio |
4 | 15A | Courtesy lamps |
5 | 30A | Power locks without RKE or sliding door |
6 | 10A | Daytime Running Lamps (DRL) module |
7 | 10A | Multi-Function Switch, Turn Signals |
8 | 15A | Radio capacitor(s), Ignition coils, PCM (Powertrain Control Module) relay |
9 | 5A | Wiper Control Module |
10 | 20A | Main light switch, Park lamps, License lamp (external lamps), Multi-function switch (flash-to-pass), BSM |
11 | 15A | Multi-function switch (hazards), Brake lamps, IVD relay |
12 | 15A | Back-up lamps, Auxiliary battery relay (gasoline engine only) |
13 | 15A | Blend door actuator, A/C mode |
14 | 5A | Instrument Cluster |
15 | 5A | Trailer battery charge relay, Cluster, BSM |
16 | 30A | Power seats |
17 | 5A | Power mirrors |
18 | - | Not used |
19 | - | Not used |
20 | 10A | Restraints |
21 | - | Not used |
22 | 15A | Audio, Instrument cluster, Courtesy lamp relay, Accessory delay relay |
23 | 20A | Power locks w/RKE or sliding door |
24 | - | Not used |
25 | 10A | Left headlamp (low beam) |
26 | 20A | Cigar lighter |
27 | 5A | Audio |
28 | - | Not used |
29 | 10A | Diagnostics |
30 | 15A | Headlamps (high beam indicator), DRL |
31 | 10A | Right headlamp (low beam) |
32 | 20A | Power point #1 (instrument panel) |
33 | 10A | Start relay |
34 | - | Not used |
35 | - | Not used |
36 | 5A | Instrument illumination |
37 | - | Not used |
38 | 10A | Brake Shift Interlock |
39 | 10A | Trailer tow electric brake, Center High-Mounted Stop Lamp (CHMSL) |
40 | 20A | Power point (body B-pillar) |
41 | 30A | Modified Vehicle |
42 | 20A | Power windows |
43 | - | Not used |
44 | 20A | Wiper/washer |
Instrument panel relay module:
Relay N° | Rating | Functions |
1 | - | Interior lamps |
2 | - | Open |
3 | - | Open |
4 | - | Battery saver |
The instrument panel relay module is located behind the radio in the center of the instrument panel.
Engine compartment fuse box:
Fuse/Relay N° | Rating | Functions |
1 | - | Powertrain Control Module (PCM) diode |
2 | - | Auxiliary battery diode |
3 | 10A | Daytime Running Lamps (DRL) module, A/C clutch |
4 | 5A | Heated PCV (4.6L and 6.8L engines) |
5 | 15A | Horn relay |
6 | 20A | PCM - fuel injectors |
7 | 60A | Ignition switch, Delayed accessory delay |
8 | 40A | Trailer battery charge relay |
9 | 50A | Modified vehicle power |
10 | 30A | Trailer tow electric brake controller |
11 |
60A 40A |
4-Wheel Anti-lock Brake System (4WABS) AdvanceTrac with RSC |
12 | 60A | I/P fuses 29, 34, 35, 40 and 41 |
13 | 20A | Fuel pump relay |
14 | 50A | Auxiliary blower relay |
15 | 40A | Main light switch |
16 | 40A | ABS/IVD |
17 | 50A | Blower motor relay (blower motor) |
18 | 60A | Engine compartment fuses 3, 5 and 26, 23 (diesel) Instrument panel fuses 26 and 32, PCM start relay |
19 | 50A | IDM relay (diesel engine only) |
20 | 60A | Auxiliary battery relay (gasoline engine only), PDB fuses 8 and 24 |
21 | 30A | PCM power relay, PDB fuse 27 |
22 | 60A | I/P fuses 4, 5, 10, 11, 16, 17, 22 and 23, Circuit breaker 44 |
23 |
10A 20A |
Alternator field (diesel engine only) PCM, VMV, HEGO, MAF, EGR, (gasoline engine only) |
24 | 20A | Trailer tow running lamps and back up lamp relays |
25 | - | Not used |
26 | 20A | Trailer tow turn signals |
27 | 10A | PCM KAPWR, Canister vent (gasoline engine only) |
28 | - | Not used |
A | - | Fuel pump relay |
B | - | Horn relay |
C | - | Trailer back-up lamps relay |
D | - | Trailer running lamps relay |
E | - | Trailer battery charge relay |
F | - | IDM relay (diesel only), IVD (gasoline only) |
G | - | PCM Relay |
H | - | Blower motor relay |
J | - | Accessory delay relay |
K | - | Start relay |
Engine compartment relay module:
Relay N° | Rating | Functions |
1 | - | PCM back-up lamp |
2 | - | A/C control |
3 | - | Trailer tow right turn |
4 | - | Trailer tow left turn |
The engine compartment relay module is located in one of two places depending on which type of engine your vehicle is equipped with:
- Gasoline engine: driver side of the engine compartment above the brake master cylinder.
- Diesel engine: passenger side of the engine compartment behind the power distribution box.