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look for the port with the black cap on it, it's the low pressure port.
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
The 2002 Chevy Cavalier low side service port can be found on the top of the air conditioner compressor. The low side service port will be labeled as the low pressure port.
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.
on the evaporator / dryer
You can add Freon to your 1999 Chevy cooling system through the low pressure port. Connect your Freon bottle to the low pressure port and release the Freon into the system.
The low pressure service port on your Chevrolet K 1500 air conditioning compressor will be the one closest to the front of the engine compartment. The low pressure service port should be labeled.
Follow lines from compressor-Larger line is low pressure--port may be at or around the accumulator/drier by passenger firewall
The 2001 Chevrolet Impala low side service port can be found on the top of the air conditioner compressor. The port will be labeled as the low pressure port.
The smallest with a green cap on it.
Not sure what your asking yes you charge from the low pressure port it is the smaller one your hose should not fit on the high pressure side