Ford 1998 Crown Victoria Owner's Manual page 138

Maintenance and care
Replacing front parking lamp/turn signal bulbs
1. Make sure headlamp switch is in OFF position, then open the hood.
2. Remove the protective cover by turning the three knobs to the unlock
position.
3. Disengage the safety snap on the connector by pulling upward slightly
on the clip.
4. Disconnect the electrical
connector from the bulb socket.
5. Rotate the bulb socket
counterclockwise about ¼ turn and
remove from lamp assembly.
6. Carefully pull bulb straight out of the socket and push in the new
bulb.
7. To complete installation, follow the removal procedure in reverse
order.
Replacing tail lamp/backup bulbs
For bulb replacement, see a dealer or qualified technician.
High-mount brakelamp bulbs
For bulb replacement, see a dealer or qualified technician.
Replacing sidemarker and cornering lamp bulbs
For bulb replacement, see a dealer or qualified technician.
Replacing license plate lamp bulbs
For bulb replacement, see a dealer or qualified technician.
AIMING THE HEADLAMPS
The alignment of your headlamps should be checked by a qualified
service technician if:
Oncoming motorists frequently signal you to deactivate your high
beams, and your high beams are not activated.
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