Oil would penetrate better, but I'd use either wd-40 or white lithium grease.
Apparently for Dodge Dakota's you need a special Door Handle remover tool.
Remove the 1992 Dodge Dakota inside door panel. The door handle mechanism will be visible. Remove the door handle linkage. Remove the door handle retaining bolts.
You have to pull it out.
lkq.com lkq.com
door hinges attached to door and hinge post
The most common way to stop a door hinge from squeaking it to apply lubrication (oil or grease) to it, . However, to permanently stop the squeaking, it's recommended to remove the pins from the door hinge, by tapping them out, remove any gunk buildup by cleaning them with a degreaser (using an old clean cloth), and then sparingly add a some oil and grease onto the pin before placing it back into the door hinge barrel. It couldn't be any simpler than that.
The door ajar switch is part of the latch inside the door.
I'm not too certain what you mean by jammed. If you just mean out of aligned door, you can loosen your hinge screws and realign the door. If you just mean the door wont come out of the hinge, you can tap it out with a punch and grease the hinges. If you want more specific, please be more specific.
door hinge pin
They are 5 1/4's
Put the key in the door and unlock it.
The fuse box on the Dodge Dakota Sport (1998 model) is to the left of the steering wheel and is accessible only when the drivers side door is open.