F 250 2WD Super Duty V10-6.8L VIN S (1999)
The seat belt warning chime warns that the seat belt is not fastened. The seat belt warning chime will sound when the driver seat belt is not
fastened when the ignition switch is turned from the OFF/LOCK or ACC to the RUN or START position.
The seat belt warning chime will stop sounding when:
^
The seat belt is fastened.
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The ignition switch is switched from the RUN or START to the OFF/LOCK or ACC position.
^
The chime has sounded for six seconds.
The seat belt warning chime inputs are:
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Ignition switch START position (battery potential on the START [clutch depressed] input).
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Ignition switch RUN position (battery potential on RUN and RUN/ACC inputs).
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Driver seat belt switch (grounded when not fastened, open circuit when fastened).
Door Ajar Warning Chime
The door ajar warning chime warns that a door has become ajar. The door ajar warning chime is a single tone with the duration of one second.
The chime will sound when:
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Driver or passenger door initially becomes ajar while the ignition switch is in the RUN position.
The door ajar warning chime inputs are:
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Ignition switch RUN position (battery potential on both RUN and RUN/ACC inputs).
^
Door ajar switches (open circuit with door closed, grounded with door ajar).
Key-In-Ignition Warning Chime
The key-in-ignition chime warns that the 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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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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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 both 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 with key-out).
^
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 while the driver door is ajar. The headlamps warning chime will sound when all
the following conditions are met:
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The driver door is ajar.
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The headlamp switch is in the PARK or HEAD position.
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The ignition switch state is in the OFF/LOCK position.
^
Key-out.
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 (open circuit on all ignition inputs).
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Headlamp switch (battery potential when in PARK or HEAD position, open circuit when in OFF position).
^
Driver door ajar switch (open circuit with door closed, grounded with door ajar).
^
Key-in-ignition switch (grounded with key-in-ignition, open circuit with key-out).
Seat Belt Warning Lamp
The seat belt warning lamp warns that the seat belt is not fastened. The seat belt warning lamp illuminates when it is grounded and turns off when
the circuit is open. The seat belt warning lamp will illuminate when the seat belt is not fastened and the ignition switch is turned from the
OFF/LOCK or ACC to the RUN or START position.
The seat belt warning lamp will turn off when:
^
The seat belt is fastened.
^
The ignition switch is switched from the RUN or START to the OFF/LOCK or ACC position.
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When the lamp is illuminated for 61 seconds.
The seat belt warning lamp inputs are:
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Ignition switch START position (battery potential when in START).
