Page 73 of 312
2. Start the vehicle.
3. Press and hold both trip
computer controls. After
approximately eight seconds, the
trip computer will enter CAL mode.
CAL mode is indicated when the
display lights the“CAL”indicator.
4. Release both controls. The display
will return to normal, except that
the CAL indicator will remain lit until the compass is successfully
calibrated.
5. Slowly drive the vehicle in a circle (less than 5 km/h [3 mph]) until
the CAL indicator turns off. It may take up to five circles to complete
calibration.
6. The compass is now calibrated.
TAILGATE LOCK (IF EQUIPPED)
Your vehicle may be equipped with a
tailgate lock designed to prevent
theft of the tailgate.
•Insert ignition key and turn to the
right to engage lock.
•Turn ignition key to the left to
unlock.
2004 F250/350/450/550(f23)
Owners Guide (post-2002-fmt)
USA English(fus)
Driver Controls
73
Page 74 of 312
Tailgate removal
Your tailgate is removable to allow
more room for loading.
1. Lower the tailgate.
2. Use a screwdriver to pry the
spring clip (on each connector) past
the head of the support screw.
Disconnect cable.
3. Disconnect the other cable.
4. Lift tailgate to a 45 degree angle.
5. Lift right side off of its hinge.
6. Lift left side off of its hinge.
To install, follow the removal procedures in reverse order.
2004 F250/350/450/550(f23)
Owners Guide (post-2002-fmt)
USA English(fus)
Driver Controls
74
Page 75 of 312

KEYS
The key operates all locks on your vehicle. You should always carry a
second key with you in a safe place in case you require it in an
emergency.
Your keys are programmed to your vehicle; using a non-programmed key
will not permit your vehicle to start. If you lose your dealer supplied
keys, replacement keys are available through your authorized dealer.
POWER DOOR LOCKS (IF EQUIPPED)
Press control to unlock all doors.
Press control to lock all doors.
Smart locks (if equipped)
This feature prevents you from locking yourself out of the vehicle if your
key is still in the ignition.
When you open the driver’s door and you lock the vehicle with the
power door lock control, all the doors will lock, then the driver’s door
will automatically unlock reminding you that your key is still in the
ignition.
The vehicle can still be locked, with the key in the ignition, using the
manual lock button on the door, locking the driver’s door with a key, by
simultaneously pressing button 7•8 and the 9•0 controls on the
remote entry keypad (if equipped), or using the lock button on the
remote entry transmitter (if equipped).
2004 F250/350/450/550(f23)
Owners Guide (post-2002-fmt)
USA English(fus)
Locks and Security
Locks and Security
75
Page 76 of 312

Childproof door locks
•When these locks are set, the
rear doors cannot be opened from
the inside.
•The rear doors can be opened
from the outside when the doors
are unlocked.
The childproof locks are located on
rear edge of each rear door and
must be set separately for each
door. Setting the lock for one door
will not automatically set the lock
for both doors.
•Move lock control up to engage
the childproof lock.
•Move control down to disengage
childproof locks.
REMOTE ENTRY SYSTEM (IF EQUIPPED)
This device complies with part 15 of the FCC rules and with RS-210 of
Industry Canada. Operation is subject to the following two conditions:
(1) This device may not cause harmful interference, and (2) This device
must accept any interference received, including interference that may
cause undesired operation.
Changes or modifications not expressly approved by the party
responsible for compliance could void the user’s authority to
operate the equipment.
The typical operating range for your remote entry transmitter is
approximately 33 feet (10 meters). A decrease in operating range could
be caused by:
•weather conditions,
•nearby radio towers,
•structures around the vehicle, or
•other vehicles parked next to your vehicle.
2004 F250/350/450/550(f23)
Owners Guide (post-2002-fmt)
USA English(fus)
Locks and Security
76
Page 77 of 312

Your vehicle is equipped with a remote entry system which allows you to:
•unlock the vehicle doors without
a key.
•lock all the vehicle doors without
a key.
•activate the personal alarm.
If there is any potential remote keyless entry problem with your vehicle,
ensureALL remote entry transmittersare taken to the dealership, to
aid in troubleshooting.
Unlocking the doors
1. Pressand release to unlock the driver’s door.Note:The interior
lamps will illuminate.
2. Press
and release again within three seconds to unlock all the
doors.
Locking the doors
1. Pressand release to lock all the doors. The parking lamps will flash
if all the doors are closed and locked.
2. Press
and release again within three seconds to confirm that all the
doors are closed and locked.Note:The doors will lock again, the horn
will chirp once, and the parking lamps will flash once more.
If any of the doors are not properly closed the horn will make two quick
chirps.
Power door lock disable feature (if equipped)
The UNLOCK
feature on your power door locks will not work from
inside the vehicle when:
•the ignition has been turned to the 3 (OFF) position, and
•20 seconds elapse after all vehicle doors are closed and locked using
the remote entry transmitter, or the power door lock control (while
the accompanying door is open).
2004 F250/350/450/550(f23)
Owners Guide (post-2002-fmt)
USA English(fus)
Locks and Security
77
Page 78 of 312

The UNLOCKfeature will work again after:
•a door has become ajar,
•the ignition is turned to the 4 (ON) position,
•unlocking the vehicle using the keyless entry keypad,
•or using the UNLOCK
control on your remote entry transmitter (if
equipped).
This feature is initially deactivated, but may be activated by taking your
vehicle to an authorized Ford dealer.
Sounding a panic alarm
Press
to activate the alarm. Press again or turn the ignition to 1
(ACCESSORY) or 4 (ON) to deactivate.
Note:The panic alarm will only operate when the ignition is in the 3
(OFF) position.
Replacing the battery
The remote entry transmitter uses one coin type three-volt lithium
battery CR2032 or equivalent.
To replace the battery:
1. Twist a thin coin between the two
halves of the remote entry
transmitter near the key ring. DO
NOT TAKE THE RUBBER COVER
AND CIRCUIT BOARD OFF THE
FRONT HOUSING OF THE
REMOTE ENTRY TRANSMITTER.
2004 F250/350/450/550(f23)
Owners Guide (post-2002-fmt)
USA English(fus)
Locks and Security
78
Page 79 of 312

2. Do not wipe off any grease on the
battery terminals on the back
surface of the circuit board.
3. Remove the old battery.Note:Please refer to local regulations when
disposing of transmitter batteries.
4. Insert the new battery. Refer to the diagram inside the remote entry
transmitter for the correct orientation of the battery. Press the battery
down to ensure that the battery is fully seated in the battery housing
cavity.
5. Snap the two halves back together.
Note:Replacement of the battery willnotcause the remote transmitter
to become deprogrammed from your vehicle. The remote transmitter
should operate normally after battery replacement.
Replacing lost remote entry transmitters
If you would like to have your remote entry transmitter reprogrammed
because you lost one, or would like to buy additional remote entry
transmitters, you can either reprogram them yourself, or takeall
remote entry transmittersto your authorized dealer for
reprogramming.
How to reprogram your remote entry transmitters
You must haveall remote keyless entry keypads and remote entry
transmitters(maximum of four) available before beginning this
procedure.
2004 F250/350/450/550(f23)
Owners Guide (post-2002-fmt)
USA English(fus)
Locks and Security
79
Page 80 of 312

To program the keyless entry
keypads remote entry transmitters
yourself:
1. Ensure the vehicle is
electronically unlocked.
2. Put the key in the ignition.
3. Turn the key from the 2 (LOCK)
position to 3 (OFF).
4. Cycle eight times rapidly (within
10 seconds) between the 3 (OFF)
position and 4 (ON).Note:The eighth turn must end in the 4 (ON)
position.
5. The doors will lock, then unlock, to confirm that the programming
mode has been activated.
6. Within 20 seconds, program the keyless entry keypad by pressing the
7•8 and the 9•0 controls at the same time.
7. The doors will lock, then unlock, to confirm that the keypad
programming mode has been activated.
8. Within 20 seconds, program the remote entry transmitter by pressing
any button on the transmitter.Note:If more than 20 seconds have
passed you will need to start the procedure over again.
9. The doors will again lock, then unlock, to confirm that this remote
entry transmitter has been programmed.
10. Repeat Step 8 to program each additional remote keypad or entry
transmitter.
11. Turn the ignition to the 3 (OFF) position after you have finished
programming all of the remote entry transmitters.Note:If more than 20
seconds have passed you will need to start the procedure over again.
12. The doors will once again lock, then unlock, to confirm that the
programming mode has been exited.
Illuminated entry
The interior lamps illuminate when the remote entry system is used to
unlock the door(s).
The illuminated entry system will turn off the interior lights if:
•the ignition switch is turned to the 4 (ON) position, or
•the remote transmitter lock control is pressed, or
3
2
1
5
4
2004 F250/350/450/550(f23)
Owners Guide (post-2002-fmt)
USA English(fus)
Locks and Security
80