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Home >> Ford >> 2003 >> Expedition 5.4 L, 4WD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> MULTIFUNCTION Electronic Module >> Diagnosis And Testing >> Vehicle Security Module >> Principles of Operation
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Principles of Operation

The vehicle security module controls the following systems:

For additional information, refer to HANDLES, LOCKS, LATCHES AND ENTRY SYSTEMS .