F 250 4WD LD Pickup V8-5.4L SOHC VIN L (1997)
Interior Lighting Relay: Description and Operation
he Generic Electronic Module (GEM) and the Central Timer Module (CTM) control the interior lamps and illuminated entry function with the interior
lamp relay.
The relay is activated by applying ground to the relay coil through GEM C267-l5, and is deactivated by removing the ground signal.
