Page 45 of 304

Function Number of
bulbsTrade number
Headlamps (aerodynamic) 2 9007
Headlamps (sealed beam) 2 H6054
Park/turn 2 3157 AK
Sidemarker 2 194
Tail/stop/turn/sidemarker 2 3157 K
Backup 2 3156K
High-mount stoplamp 1 922
Foglamp 2 9145
License plate lamp 2 194
Cargo lamp 2 906
Roofmarker 5 194
Rear fender clearance* 4
(a)
Interior visor lamp (if equipped) 4 194
Rear identification 3 194
All replacement bulbs are clear in color except where noted.
To replace all instrument panel lights - see your dealer
(a)Replace entire lamp assembly; bulb is not serviceable.
* Dual rear wheels or if equipped.
Replacing headlamp bulbs (aerodynamic)
1. Make sure that the headlamp control is in the OFF position and open
the hood.
2. Disconnect the electrical connector from the bulb by pulling rearward.
3. Remove bulb retainer ring by
turning it counterclockwise, then
slide the ring off the plastic base
4. Pull bulb out of headlamp
assembly.
2004 F250/350/450/550(f23)
Owners Guide (post-2002-fmt)
USA English(fus)
Lights
45
Page 49 of 304

Replacing roof marker bulbs
1. Make sure the headlamp switch is
in the OFF position.
2. Remove the screw and lens from
the lamp assembly.
3. Pull the bulb straight out of the
socket.
Install the bulb(s) in reverse order.
Replacing foglamp bulbs (if equipped)
1. Make sure the headlamp switch is
in the OFF position.
2. Remove the bulb socket from the
foglamp by turning
counterclockwise.
3. Disconnect the electrical connector from the foglamp bulb.
Install the new bulb(s) in reverse order.
Replacing license plate lamp bulbs
The license plate bulbs are located
behind the rear bumper. To change
the license plate lamp bulbs:
1. Reach behind the rear bumper to
locate the bulb.
2. Twist the bulb socket
counterclockwise and carefully pull
to remove it from the lamp
assembly.
3. Pull out the old bulb from the
socket and push in the new bulb.
4. Install the bulb socket in lamp assembly by turning it clockwise.
2004 F250/350/450/550(f23)
Owners Guide (post-2002-fmt)
USA English(fus)
Lights
49
Page 301 of 304

recommendations ...................237
refill capacities ........................278
specifications ..................281, 284
Exhaust fumes ..........................128
F
Fail safe cooling ........................244
Fluid capacities .........................278
Foglamps .....................................41
Four-Wheel Drive vehicles .......143
description ..............................147
driving off road .......................149
electronic shift ................143, 147
indicator light .........................144
lever operated shift ................145
manual locking hubs ..............143
preparing to drive your
vehicle .....................................131
Fuel ............................................246
calculating fuel economy .......250
cap ...........................................248
capacity ...................................278
choosing the right fuel ...........248
comparisons with EPA fuel
economy estimates .................253
detergent in fuel .....................249
filling your vehicle with
fuel ...........................246, 248, 250
filter, specifications ........250, 277
fuel pump shut-off switch .....192
improving fuel economy ........250
octane rating ...................249, 284
quality ......................................249
running out of fuel .................249
safety information relating to
automotive fuels .....................246
Fuel pump shut-off switch .......192
Fuses ..................................193–194
G
Garage door opener ....................53Garage Door Opener
(see Homelink wireless
control system) ...........................62
Gas cap (see Fuel cap) ............248
Gas mileage
(see Fuel economy) .................250
Gauges .........................................15
transmission fluid
temperature gauge ...................19
GAWR
(Gross Axle Weight Rating)
calculating ...............................162
GVWR
(Gross Vehicle Weight Rating)
calculating ...............................162
H
Hazard flashers .........................192
Head restraints ...........................89
Headlamps ...................................40
aiming ........................................43
autolamp system .......................40
daytime running lights .............41
flash to pass ..............................42
high beam .................................42
replacing bulbs ...................45–46
turning on and off ....................40
Heating
heating and air conditioning
system .................................37–38
HomeLink universal
transceiver
(see Garage door opener) .........65
Homelink wireless control
system ..........................................62
Hood ..........................................233
I
Ignition ...............................124, 284
2004 F250/350/450/550(f23)
Owners Guide (post-2002-fmt)
USA English(fus)
Index
301
Page 302 of 304

Infant seats
(see Safety seats) .....................116
Inspection/maintenance (I/M)
testing ........................................255
Instrument panel
cleaning ...................................228
cluster ........................................12
lighting up panel and
interior .......................................42
J
Jump-starting your vehicle ......209
K
Keyless entry system .................80
autolock .....................................79
Keys
positions of the ignition .........124
L
Lamps
autolamp system .......................40
bulb replacement
specifications chart ..................44
daytime running light ...............41
fog lamps ...................................41
headlamps .................................40
headlamps, flash to pass ..........42
instrument panel, dimming .....42
interior lamps .....................43–44
replacing bulbs ...................44–49
Lane change indicator
(see Turn signal) ........................43
Lights, warning and indicator ....12
anti-lock brakes (ABS) ..........129
speed control ............................61
Load limits .................................159Loading instructions .................162
Locks
autolock .....................................79
childproof ..................................74
Lubricant specifications ...281, 284
Lumbar support, seats ...............88
M
Manual transmission .................138
fluid capacities ........................278
lubricant specifications ..........284
reverse .....................................140
Message center ...........................67
english/metric button ...............68
menu button .............................68
Mirrors .........................................52
fold away ...................................58
heated ........................................57
side view mirrors (power) .......56
Moon roof ....................................53
Motorcraft parts ................250, 277
O
Octane rating ............................249
Oil (see Engine oil) ..................235
Overdrive .....................................51
P
Parking brake ............................129
Parts (see Motorcraft parts) ....277
Pedals (see Power adjustable
foot pedals) .................................59
Power adjustable foot pedals .....59
Power distribution box
(see Fuses) ...............................194
2004 F250/350/450/550(f23)
Owners Guide (post-2002-fmt)
USA English(fus)
Index
302