Operation CHARM
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Ford
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2006
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Focus L4-2.0L VIN N
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Repair and Diagnosis
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Lighting and Horns
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Fog/Driving 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
When the fog lamp is engaged, voltage is routed through the
high beam relay
to the fog lamps.