Operation CHARM
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Ford
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2008
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Crown Victoria V8-4.6L
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Repair and Diagnosis
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Lighting and Horns
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Parking Lamp
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Testing and Inspection
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Initial Inspection and Diagnostic Overview
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Principles of Operation
Principles of Operation
PRINCIPLES OF OPERATION
The lighting control module (LCM) supplies voltage to the parking lamps dependent on inputs received from the
headlamp switch
.