Ford F150 2004 Manual page 77

Conditions of operation
If...
The driver's safety belt is not
buckled before the ignition switch
is turned to the ON position...
The driver's safety belt is buckled
while the indicator light is
illuminated and the warning chime
is sounding...
The driver's safety belt is buckled
before the ignition switch is turned
to the ON position...
BeltMinder (if equipped)
The BeltMinder feature is a supplemental warning to the safety belt
warning function. This feature provides additional reminders to the
driver that the driver's safety belt is unbuckled by intermittently
sounding a chime and illuminating the safety belt warning lamp in the
instrument cluster.
If...
The driver's safety belt is not
buckled approximately 5 seconds
after the safety belt warning light
has turned off...
The driver's safety belt is buckled
while the safety belt indicator light
is illuminated and the safety belt
warning chime is sounding...
The driver's safety belt is buckled
before the ignition switch is turned
to the ON position...
2004 F150 Classic (p96)
Owners Guide (post-2002-fmt)
USA English (fus)
Seating and Safety Restraints
Then...
The safety belt warning light
illuminates 1-2 minutes and the
warning chime sounds 4-8
seconds.
The safety belt warning light and
warning chime turn off.
The safety belt warning light and
indicator chime remain off.
Then...
The BeltMinder feature is
activated - the safety belt warning
light illuminates and the warning
chime sounds for 6 seconds every
30 seconds, repeating for
approximately 5 minutes or until
safety belt is buckled.
The BeltMinder feature will not
activate.
The BeltMinder feature will not
activate.
77