RAM 2500 Van V8-360 5.9L Magnum (1995)
Dome Lamp: Description and Operation
Courtesy Lamps, Dome Lamps and Reading Lamps
Circuit M11 from the interior lamp defeat switch supplies power to circuit M1 for the following lamps
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Front and rear dome lamps
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Right door, left door and side door courtesy lamps
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Front dome/reading lamps The ground path for these lamps is provided in two different ways.
One way is through the case grounded door ajar switches. Circuit M2 connects to all the door ajar switches from the dome lamp. When a door is opened,
the plunger in the switch closes, completing a path to ground.
The second ground path is through the headlamp switch. Circuit M2 is spliced in with the door ajar switches. When the operator turns the headlamp
switch to the dome lamp ON position, a ground path is provided through the switch.
