There is a web site that can give you the pinpoint location of your low side port. As well as refrigerant & lubricant specs for any year, make and model vehicle.There is alot of help full information about your vehicles ac system. On the link below.
The 1991 VW Jetta low pressure port can be found on the air conditioning compressor. There are two ports, the low pressure port will be labeled as such.
Follow the larger line from the a/c compressor
Your 2001 VW Jetta low pressure port can be found on the left side of the air conditioning compressor. The low pressure port is for recharging the air conditioning.
Where is the low pressure side AC port on 2006 jetta 1.9 TDIRead more: Where_is_the_low_pressure_side_AC_port_on_2003_jetta_1.9_TDI
The 1997 Volvo 850 low pressure port is located on the air conditioning compressor. The low pressure port will be on the right hand side of the compressor.
The 1997 Ford F1 50 pickup truck low pressure recharge port is located on the air conditioner compressor. The low pressure recharge port will be labeled as such.
The 1997 Honda Accord air conditioning low pressure port is located on the top of the air conditioner compressor. You can recharge your air conditioning systems through the low pressure port.
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.
left side of
The low pressure port should be on the passenger side of the engine compartment. It is at the back right against the firewall.
The 1997 Plymouth Voyager low pressure valve is located on the bottom of the air conditioner compressor. The low pressure valve has a hose connected to it.
The 1997 Dodge Neon air conditioning recharging port can be found on the top of the air conditioner compressor. The low pressure port will be labeled as such.