You can get a diagram for your 2000 Dodge Caravan rear door hatch handle and most Dodge dealerships. Your local library will have Dodge service manuals with the diagram.
Use the handle!
First guess; the battery is dead. Second; a break in the ignition switch wiring. NOTHING happens? No noise, no clicks, NOTHING? Check to see if the ceiling light comes on when you open the door.
Dodge Caravan was created in 1984.
The Dodge Caravan didn't exist until 1984.The Dodge Caravan didn't exist until 1984.
A 2005 Dodge Caravan does not have a manometer.