http://www.explorerforum.com/forums/showthread.php?t=169945
You can find a 1993 Ford van vacuum schematics for a 5.0 engine in the car's owner's manual. You can also check with different auto stores.
97 trans am vacuum schematics
under the hood or inside the door jam
buy a Haynes or Chiltin Repair manual
Haynes Repair Manuel. Local auto parts store.
You can find this schematic (and others) in the Chilton's manual for your truck.
1984 schematic refers to either your engine electrical wiring { picture of the wiring} or diagram like where vacuum hoses run to . your answer is a Chilton's manual or a Haynes manual.
picture of engine of 1991 ford aerostar van
I Have Gotten Lucky And Found These At Public Libaries. They Will Run Copies For You. Try That First. Hope This Works You Might Also Find A Dealer Parts Dept. That Will Run You Some Information. Good Luck
How do I find entry code on my 1997 FORD EXPLORER XLT.
You can find a free Ford F1 50 vacuum diagram at most Ford dealerships. Many auto-parts stores will have the vacuum diagram.
USUALLY THEY ARE LOCATED ON THE RADIATOR SHROUD FAN COVER. ALSO YOU CAN FIND THEM IN MOST INEXPENSIVE SERVICE MANUALS.