Yes.
There is no such part on a Mercury Villager.
yes!
Yes, it should fit.
134-a
Buy a manual.
No, there is no "adjustment".
Unless you have the CP9190 model which includes several different hook-up cables, it can not be done. Pre-1996 vehicles are equipped with the OBD I system. The connector on the 1995 Villager is located on the transaxle near the starter.
4.2 quarts
walmart
Powertrain Control Module
1995 Mercury Truck Villager Van 3.0L EFI SOHC 6cylThe Spark Plug Gap.032 (In thousandths of an inch)
inside a can of sprite