The A/C low side service port is by the Firewall, just below the Passenger's Side Windshield Wiper Arm.....
It is on the passenger side firewall down low.
front passenger side, look for the fitting on the line .
The LOW pressure fitting is SMALLER than the HIGH pressure fitting.
It is located under the hood on the passenger's side of the firewall down low.
There is a sensor in the side of the oil pan. It will be defective.
The low side (smaller fitting).
There is a low oil level sensor in the side of the oil pan. It is most likely defective.
There is a low oil level sensor in the side of the oil pan. It is most likely defective.
if you are referring to the a/c lines just trace the biggest line from the back of your compressor to the fitting and that's your low side port.
Typically on the compressor itself although it could also be on the low pressure side from the evaporator line. Look for a "tee" on the low pressure supply line with a wired fitting and that will be it. where is the low side on ford windstar 2002 air conditioner
The low side has a bigger fitting then the hide side
low side of a/c is the larger diameter line it the smaller fitting(charge side) vs. high side is your smaller line larger fitting