Town Car V8-4.6L VIN W (1997)
Brake Lamp: Description and Operation
Stoplamps are mounted in the same housings as the rear lamps.
Stoplamp functions are performed by double filament bulbs:
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The low power filaments are dedicated to the rear lamp operation and are continuously on when the headlamp switch is in PARK.
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Stoplamp function lights the high power filaments when the driver applies the brake pedal.