It's on the passenger side toward the cockpit, there should be two black-capped ports very close together. The low side port is the port on the right, but check to see which is colder while the car is running to be sure. The colder one is the low side air port.
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.
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 2004 Civic low pressure air conditioning service port can be found on top of the air conditioner compressor. The low pressure port should be labeled as such.
where is the Low pressure ac port 2004 jaguar s type?Read more: Low_pressure_ac_port_2004_jaguar_s_type
You can recharge your 2004 Lincoln LS from the low pressure port. The low pressure port can be found on the top of the air conditioning compressor.
Follow the larger line from the a/c compressor
Where is the low pressure port to recharge air conditioner on 2004 saab 93 linear
The AC recharge port on a 2004 GMC envoy is on the low pressure connection. It is the larger of two hoses near the firewall.
look for the port with the black cap on it, it's the low pressure port.
You can find the location of the service valve where you add refrigerant on a 04 Jetta on this web site alone with very helpfull information www.idqusa.com just click on locate low side port.
On the ac system, the low pressure port is the smaller port. It will be located on the line coming from the dryer. The low pressure line is the larger line. it will be on it.