Crown Victoria V8-4.6L CNG SOHC VIN 9 (1999)
Lamp Control Module: Description and Operation
The Lighting Control Module (LCM) eliminates the electronic interference and heat associated with the thermoelectric devices used previously. The
LCM is a microprocessor based module that controls several vehicle subsystems. It responds to electrical signals from various switches, sensors, and
external modules.
LCM subsystem function include:
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headlamps with autolamps
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turn signal lamps/hazard flasher lamps
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cornering lamps
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parking lamps
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courtesy lamps
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demand lamps
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battery saver
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backlighting
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interfacing with the driver door module via SCP for illuminated entry.
