The diagnostic connector is located on the engine near the starter. However, there are four connectors in that location and without pictures it would be difficult to determine which is the proper one.
The only reason for accessing the Powertrain Control Module (PCM) would be if the check engine light is coming on. The testing and repair of electronic components on newer car is not to be taken lightly and definitely not without a repair manual at your elbow.
Now, be a good boy and take it to a qualified mechanic.
The 1995 Mercury link connection is located on the bottom of the dashboard. The link connection will be on the passenger side of the dashboard.
There is no such part on a Mercury Villager.
Under the edge of the tailgate.
On a Mercury Villager ( being a front wheel drive vehicle ) The transaxle ( transmission ) is located in the engine compartment to the drivers side of the engine
12v nominal. There must be at least 10v at the connection or it will not function properly.
yes!
The alternator is mounted down low on the back side of the engine.
The 1995 Mercury Villager turn signal relay switch is located beneath the drivers side dashboard. The turn signal relay switch will be left of the brake pedal.
It's part of the range switch on the transmission.
The BPA valve is located on the rear of the upper intake manifold just opposite the throttle.
Yes, it should fit.
No, there is no "adjustment".