The Villager does not have a test port. You need to tee into the line at the fuel filter.
2001mec fuel port test
The Villager does not have a test port, you need to tee into the line near the fuel filter to test pressure.
Under the hood, right side, in low pressure line.
There is generally a test port on the injection rail.Make sure you use only a high pressure tester and proper test fittings.The pressure is quite high and can be a serious fire hazard if not done right.
Freon is added to the lower pressure line port. It is the only port a refill kit will fit. I suggest taking it to a shop that does A/C repair if you do not know that already.
Under the dash to the right of the steering column.
Through the low side A/C port.
Under the dash to the right of the steering column.
directly below the steering wheel at the bottom of the dash
Error codes on a 1997 Mercury Villager can be found by connecting an OBDII code reader to the diagnostic port. The service manual has a full list of error codes and their causes.
You can find the 1997 Mercury Cougar low pressure port on top of the air conditioner compressor. The low pressure port will have a blue top.
There is no test port.
The low pressure port on a 1998 Mercury mountaineer is located on top of the ac drier. The drier is mounted close to the radiator on the passenger side.