2004 FORD E SERIES auxiliary battery location

Fuse/RelayLocation Fuse Amp
Rating Passenger Compartment Fuse Panel
Description
5 30A Power lock switches, Power locks without RKE
6 10A Brake-shift interlock, Speed control (gasoline engine only)
7 10A Multi-function switch, Turn signals
8 30A Radio capacitor(s), Ignition coil, Powertrain Control Module (PCM)
diode, PCM power relay, Auxiliary PCM
(APCM) (Diesel engine only)
9 30A Wiper control module, Windshield wiper motor
10 20A Main light switch, Park lamps, License lamp (external lamps), Multi-function
switch (flash-to-pass)
11 15A Multi-function switch (hazards), Brake lamp switch, Brake lamps
12 15A Back-up lamps, Auxiliary battery relay (gasoline engine only), Trailer tow relay
13 15A Blend door actuator, A/C heater, Function selector switch
14 5A Instrument cluster
15 5A Trailer battery charge relay, Cluster, Daytime Running Lamps (DRL) module
16 30A Power seats
17 5A Power mirrors
18 —Not used
19 —Not used
20 10A Restraints
21 —Not used
2004 Econoline (eco)
Owners Guide (post-2002-fmt)
USA English (fus)
Roadside Emergencies
137

The high-current fuses are coded as follows.
Fuse/RelayLocation Fuse Amp
Rating Power Distribution Box
Description
1 — Powertrain Control Module (PCM) diode
2 — Alternative Fuel Control Module (AFCM) diode (Natural gas
vehicle only)
3 10A* Daytime Running Lamps (DRL) module, A/C clutch
4 20A* Natural Gas Vehicle (NGV) tank solenoids (natural gas vehicle
only)
5 15A* Horn relay
6 2A* Brake pressure switch
7 60A** Ignition switch, Fuse panel, Accessory delay
8 40A** Trailer battery charge relay
9 50A** Modified vehicle power
10 30A** Electric brake controller
11 60A** 4-Wheel Anti-lock Brake System (4WABS)
12 60A** I/P fuses 29, 34, 35, 38, 40 and 41
13 20A** Fuel pump relay
14 50A** Auxiliary blower relay
15 30A** Main light switch
16 — Not used
17 50A** Blower motor relay (blower motor)
18 60A** Engine compartment fuses 3, 5, 23 and 26, Instrument panel fuses
26 and 32, Diesel start relay
(Diesel engine only)
19 50A** IDM relay (Diesel engine only)
2004 Econoline (eco)
Owners Guide (post-2002-fmt)
USA English (fus)
Roadside Emergencies
140

Fuse/Relay
LocationFuse Amp
RatingPower Distribution Box
Description
20 60A** Auxiliary battery relay (gasoline
engine only), PDB fuses 8 and 24
(Diesel engine only)
21 30A** PCM power relay, PDB fuse 27
22 60A** I/P fuses 4, 5, 10, 11, 16, 17, 22
and 23
23 10A* Alternator
24 20A* Trailer tow running lamps and
back-up lamp relays
25—Not used
26 20A* Trailer tow turn signals
27 10A* PCM
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)
G—PCM relay
H—Blower motor relay
J—Accessory delay relay
K—Start relay (Diesel only)
* Mini fuses ** Maxi fuses
2004 Econoline(eco)
Owners Guide (post-2002-fmt)
USA English(fus)
Roadside Emergencies
141