What triggers the sound module in this diagram?

Power from the door ajar switch circuit, together with ground, energizes a relay, and the relay activates the module's Play Button.

What connections are shown on the sound module board?

Terminals labeled Bat +, Bat, Acc (+), a 'Bat + Spekr wire' connection to a .5W speaker, and a 3.5 jack.

Does the module work outside the vehicle?

Yes — the note on the diagram says 'Works when not in Wehicle' (sic), indicating it can operate on its own batteries when removed.

What component sits between the door ajar switch and the play button?

A relay — the door ajar power and ground feed the relay, whose output wires connect across the Play Button.

Does this diagram give wire colors or fuse ratings?

No. It is a freehand sketch with no wire colors, fuse amperages, or part numbers shown.

Home/ Registry/ Ford/ Bronco/ 1992-1996/ “One Fast Chicken (OFC)”/ Photo supermotors.net/registry/media/1141863

1993 Ford Bronco Door Ajar Triggered Sound Module Relay Wiring Sketch

Hand-drawn wiring diagram with relay, jack, push button and battery wires

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Hand-drawn wiring diagram showing a relay fed from a door switch with ground, jack and push-button connections.

AI caption October 2018 · Photo 25 of 27

This is a hand-drawn wiring sketch (not a factory document) uploaded to a 1993 Ford Bronco gallery. It depicts how to wire a small sound/audio module — apparently a playback board with a 0.5W speaker, battery terminals (Bat +, Bat, Acc), a speaker wire connection ("Bat + Spekr wire"), and a 3.5 (mm) jack — into a vehicle so it is triggered automatically. Power is taken from the door-ajar switch circuit ("Power From door Swich ajar") along with a ground connection; these feed a relay, which in turn actuates the module's "Play Button." The note "Works when not in Wehicle" (sic) indicates the setup is intended to activate the sound module when the door is opened / door-ajar circuit is energized. A reader can learn the general hookup order: door-ajar switch power and ground to relay coil, relay contacts wired across the module's play button, and the module's own battery/speaker/jack terminals identified on the board. No fuse values, wire colors, part numbers, or vehicle-specific pinouts are given; it is a conceptual freehand schematic rather than a factory wiring diagram.

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Frequently asked questions

What triggers the sound module in this diagram?: Power from the door ajar switch circuit, together with ground, energizes a relay, and the relay activates the module's Play Button.
What connections are shown on the sound module board?: Terminals labeled Bat +, Bat, Acc (+), a 'Bat + Spekr wire' connection to a .5W speaker, and a 3.5 jack.
Does the module work outside the vehicle?: Yes — the note on the diagram says 'Works when not in Wehicle' (sic), indicating it can operate on its own batteries when removed.
What component sits between the door ajar switch and the play button?: A relay — the door ajar power and ground feed the relay, whose output wires connect across the Play Button.
Does this diagram give wire colors or fuse ratings?: No. It is a freehand sketch with no wire colors, fuse amperages, or part numbers shown.