FORD 1999 F-150 - Manual (Page 83)

Illuminated entry
The illuminated entry system will turn on the interior lights when the
remote transmitter unlock control is pressed.
The illuminated entry system will turn off the interior lights if the
ignition switch is turned to the RUN position, or if the remote
transmitter lock control is pressed, or after 25 seconds of illumination.
The inside lights will not turn off if:
• they have been turned on with the dimmer control or
• any door is open.
The battery save feature will turn off the interior lights 45 minutes after
the last door is closed, even if the dimmer control is on.
Controls and features
83