Which model van do you have? 1500,2500,3500 and which fuse diagram as there is one in the glove box and one under the hood.
Under the hood.
On my 96 Ram Van 3500, it is the Glove Box, The Relay Fuse Box is under the hood.
The easiest way to find an emission controls system purge diagram for a 1996 Dodge Ram 1500 is at your local auto parts store. It is available in do-it-yourself repair books.
There should be a diagram pasted under the hood.
Either get a shop manual or go to the dealer.
In your owners manual or on a panel under the hood.
auto zone should be able to provide you with a print out of the fireing order
Go to www.autozone.com and look under specifications, belt routing. On a 1989 Dodge Grand Caravan, the diagram is on the side of the engine where the S-belt is located.
under the dash, behind the glove compartment
try googling for "service Manual" plus make and model and year of your vehicle
You can find a 1999 Dodge 2.4 liter engine, mechanical diagram at most Dodge dealerships. Many auto-parts stores will have the mechanical diagram.