bulb FORD EXPEDITION 1998 1.G Owners Manual

WARNING LIGHTS AND CHIMES
Low fuel
Illuminates when the fuel level is
low. The lamp will also illuminate
when the ignition key is turned to
ON and the engine is off.
Check engine
Your vehicle is equipped with a
computer that monitors the
engine's emission control system.
This system is commonly known as
the On Board Diagnostics System
(OBD II). This OBD II system
protects the environment by
ensuring that your vehicle
continues to meet government
emission standards. The OBD II
system also assists the service
technician in properly servicing
your vehicle.
TheCheck Engineindicator light
illuminates when the ignition is
first turned to the ON position to
check the bulb. If it comes on after
LOW
FUEL
DOOR
AJAR
BRAKE
FUEL
RESET CHECK
ENGINELOW
RANGE
4 X 4
!ABS+ -
THEFTLEF
H0
0000
RPM1000X
00000
MPH
20km/h 406080
100
120
140
160
0
0 123
5
6 4
PRN 21
1020304050
60
70
80
90
100
8C 18
H
D
CHECK
SUSP
LOW
WASH
A4WD
FUEL DOOR
LOW
FUEL
CHECK
ENGINE
Instrumentation
6

Brake system warning
Momentarily illuminates when the
ignition is turned on and the
engine is off. Also illuminates when
the parking brake is engaged.
Illumination after releasing the
parking brake indicates low brake
fluid level.
Anti-lock brake system (ABS)
Momentarily illuminates when the
ignition is turned on and the
engine is off. If the light remains
on, continues to flash or fails to
illuminate, have the system
serviced immediately.
Turn signal
Illuminates when the left or right
turn signal or the hazard lights are
turned on. If one or both of the
indicators stay on continuously or
flash faster, check for a burned-out
turn signal bulb. Refer toExterior
bulbsin theMaintenance and
carechapter.
High beams
Illuminates when the high beam
headlamps are turned on.
!
BRAKE
ABS
Instrumentation
9

²First, at least 10 minutes of
driving on an expressway or
highway.
²Next, at least 20 minutes driving
in stop and go, city type traffic
with at least four idle periods.
Allow the vehicle to sit for at least
eight hours without starting the
engine. Then, start the engine and
complete the above driving cycle.
The engine must warm up to its
normal operating temperature.
Once started, do not turn off the
engine until the above driving
cycle is complete.
EXTERIOR BULBS
Replacing exterior bulbs
Check the operation of the
following lamps frequently:
²headlamps
²foglamps
²high-mount brakelamp
²brakelamps
²parking lamps
²turn signals
²license plate lamp
²tail lamps
²back-up lamps
Do not remove lamp bulbs unless
they can be replaced immediately
with new ones. If a bulb is
removed for an extended period of
time, contaminants may enter the
lamp housings and affect lamp
performance.
Maintenance and care
186

Replacing headlamp bulbs
Handle a halogen
headlamp bulb carefully
and keep out of children's reach.
Grasp the bulb only by its plastic
base and do not touch the glass.
The oil from your hand could
cause the bulb to break the next
time the headlamps are
operated.
1. Make sure that the headlamp
control is in the OFF position.
2. Open the hood.
3. At the back of the headlamp,
pull clips rearward and up (about
ôº) to release the headlamp
assembly.
4. Slide headlamp assembly
forward and off of guide ribs to
expose the back of the bulb and
wiring connector.
5. Remove the electrical connector
from the bulb by grasping the wire
and pulling it rearward.
6. Remove bulb retainer ring by
turning it counterclockwise about
1¤4turn, then slide the ring off the
plastic base.
7. Without turning, carefully pull
bulb assembly out of headlamp
assembly.
Maintenance and care
187

8. Insert the glass end of the new
bulb into the headlamp assembly
socket. When the grooves in the
plastic base are aligned, push the
bulb into the socket until the
plastic base contacts the rear of
the socket.
9. Slip bulb retaining ring over the
plastic base and lock the ring into
the socket by turning it clockwise
until you feel a ªstop.º
10. Push the electrical connector
into the rear of the plastic base
until it ªsnaps.º
11. Straighten alignment pins,
making them parallel with the
outer edges of the attachment
standoff.
12. Carefully insert the headlamp
assembly into the vehicle making
sure the alignment pins are
inserted into the proper holes and
into the guide ribs.
13. Hold the headlamp assembly
snugly against the vehicle and
push down on the clips to lock the
lamp into position.
Maintenance and care
188

Replacing parking lamp/turn
signal bulbs
1. Remove screw from the top of
lamp assembly.
2. Disengage lamp assembly (it has
a snap fit).
3. Remove the electrical connector
from the bulb by grasping the wire
and pulling it rearward.
4. Remove bulb retainer ring by
turning it counterclockwise about
1/4 turn, then slide the ring off the
plastic base.
5. Without turning, carefully pull
bulb assembly out of parking lamp
assembly.
6. Insert the glass end of the new
bulb into the parking lamp
assembly socket. When the grooves
in the plastic base are aligned,
push the bulb into the socket until
the plastic base contacts the rear
of the socket.
7. Slip bulb retaining ring over the
plastic base and lock the ring into
the socket by turning it clockwise
until you feel a ªstop.º
8. Push the electrical connector
into the rear of the plastic base
until it ªsnaps.º
Maintenance and care
189

9. Align top and bottom ribs of
parking lamp assembly with
corresponding slots on front of
vehicle.
10. Push gently until parking lamp
assembly seats (you will hear a
snap).
11. Replace screw removed in
step 1.
Replacing foglamp bulbs
1. Disconnect the electrical
connector from the back of the
foglamp assembly.
2. Twist, then pull the bulb from
the foglamp assembly.
3. Install the new bulb.
4. Connect the electrical connector
to the back of the foglamp
assembly.
High-mount brakelamp
To change the high-mount
brakelamp bulbs:
Maintenance and care
190

1. Remove the four screws that
secure the high-mount brakelamp
lens.
2. Carefully remove the lens.
3. Each of the three bulbs may be
removed with a
1¤4turn
counterclockwise and a careful
pull.
4. Replace the bulbs as needed and
replace the high-mount brakelamp
lens.
Replacing tail lamp/backup
lamp bulbs
The tail lamp/backup lamp
assemblies are located in the same
portion of the vehicle rear, one just
below the other. Follow the same
steps to replace either bulb:
1. Open the liftgate to expose the
lamp assemblies.
2. Remove the two screws at the
top of the lens.
3. Carefully pop the lens off and to
the right (it may be necessary to
use a screwdriver to remove the
lens).
4. Twist the connector
1¤4turn
counterclockwise and pull it out
for replacement.
5. Pull the bulb straight out of the
recess and replace it.
6. Replace the lens and secure the
two screws.
Maintenance and care
191

Replacing license plate lamp
bulbs
The license plate bulbs are located
under and behind the rear bumper.
To change the license plate lamp
bulbs:
1. Reach under and behind the
rear bumper to locate the bulb
connector.
2. Twist the connector
counterclockwise
1¤4turn and
carefully pull to remove it.
3. Pull out the old bulb and press
in the replacement bulb.
4. Replace the connector by
placing it back into the assembly
and turning it
1¤4turn clockwise.
Using the right bulbs
Function Number of bulbs Trade number
Headlamps 2 9007
Front park/turn lamps 2 3157NAK
Front sidemarker 2 194NA
Foglamps 2 899
Turn/tail/brake lamps 2 3157K
Liftgate lamp 2 916
Backup lamp 2 579
License lamp 2 168
High-mount brake
lampSee a dealer or qualified service technician
To replace all instrument panel lights - see your dealer
Maintenance and care
192

REPLACING THE INTERIOR
BULBS
Check the operation of the
following interior bulbs frequently:
²interior overhead lamp
²map lamp
Map lamps
To change the map lamp bulbs:
1. Use a small screwdriver to
remove the map lamp lens.
2. To remove the old bulb, twist
1¤4
turn and pull it out.
3. Twist in a new bulb.
4. Press the map lamp lens back
on and test the lamp operation.
AIMING THE HEADLAMPS
The alignment of your headlamps
should be checked by a qualified
service technician if:
1. Oncoming motorists frequently
signal you to deactivate your high
beams, and your high beams are
not activated.
2. The headlamps do not seem to
provide enough light for clear night
vision.
3. The headlamp beams are
pointed substantially away from a
slightly down and to the right
position.
Maintenance and care
193