F 150 Heritage 2WD Pickup V8-4.6L SOHC VIN W (2004)
Audible Warning Device: Description and Operation
Safety Belt Warning Chime
The safety belt warning chime warns the driver safety belt is not fastened. The safety belt warning chime will sound when the driver safety belt is not
fastened or when the ignition switch is turned from the OFF/LOCK or ACC to the RUN or START position.
The safety belt warning chime will stop sounding when:
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the safety belt is fastened.
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the ignition switch is switched from run or start to the off/lock or acc position.
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the chime has sounded for six seconds.
The safety belt warning chime inputs are:
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ignition switch START position (battery potential on the START input)
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ignition switch RUN position (battery potential on RUN and RUN/ACC inputs)
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driver safety belt switch (grounded when not fastened, open circuit when fastened)
Belt Minder
NOTE: The belt minder feature is configurable. If configuring using a diagnostic tool, refer to Module Communications Network (Information Bus).
To configure without using the special tool, refer to Belt Minder Deactivating/Activating.
The belt minder feature supplements the current safety belt warning function. The belt minder feature is enabled after the current safety belt warning is
complete. If the driver saftey belt is not buckled approximately five seconds after the safety belt warning light had turned off, the belt minder reminds
the driver that their safety belt is unbuckled by intermittently sounding a chime and illuminating the safety belt warning lamp in the instrument cluster.
While activated, the belt minder alternates the chime and indicator from on for 6 seconds to off for 30 seconds.
The belt minder reminder stops when:
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the driver safety belt is buckled.
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the igniton is turned to OFF or ACC.
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five minutes have elapsed since belt minder has started.
Door Ajar Warning Chime
The door ajar warning tone warns that a door has become ajar. The door ajar warning tone is a single tone with the duration of one second. The tone
will sound when the driver or passenger door initially becomes ajar while the ignition switch is in the RUN position.
The door ajar inputs are:
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ignition switch RUN position (battery potential on RUN and RUN/ACC inputs)
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door ajar switches (open circuit with door closed, grounded with door ajar).
Key-In-Ignition Warning Chime
The key-in-ignition warning chime warns that key is still in the ignition when the driver door is ajar. The key-in-ignition warning chime will sound
when:
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GEM/CTM: driver door is ajar, the ignition switch is in the OFF/LOCK or ACC position and the key is in the ignition.
The key-in-ignition warning chime will stop sounding when:
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the driver door is closed.
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the key is removed from the ignition.
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the ignition switch is switched to the RUN position.
The key-in-ignition warning chime inputs are:
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ignition switch RUN position (battery potential on RUN and RUN/ACC inputs)
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ignition switch ACC position (battery potential on RUN/ACC input only)
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key-in-ignition switch (grounded with key-in-ignition, open circuit key-out)
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LH door ajar switch (open circuit with door closed, grounded with door ajar)
Headlamps Warning Chime
The headlamps warning chime warns that the headlamps are on when all the following conditions are met:
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The driver door is ajar.
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The headlamp switch position is in the PARK or HEAD position.
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The ignition switch state is in the OFF/LOCK position.
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The key is out of the ignition switch.
The headlamps warning chime will stop sounding when any one of the conditions above are removed.
The headlamps warning chime inputs are:
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ignition switch OFF/LOCK position (open circuit on all ignition inputs)
