Large hose is the low pressure hose.
If you are referring to the AC low pressure port, you will see two in the engine compartment,the low pressure port is the smaller one. They will both be on silver colored "pipes" and have black caps on them. DO NOT PLAY WITH THE HIGH PRESSURE PORT!
Yes at the link below you can find it. Just follow the icon on the home page to Find your cars lowside port.
The low pressure port is the smaller of the two ports and has either a blue or green cap on it.
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The low pressure Freon port on a 2005 Subaru Outback is located on the center of the engine compartment, in front of the engine block. It has a yellow cap.
You can recharge your 2005 Kia air conditioning system from the low pressure port. The low pressure port can be found on top of the air conditioner compressor.
You can add Freon to your 2005 Pontiac Grand Prix air conditioning system through the low pressure port. The low pressure port can be found on the air conditioner compressor.
low pressure line leading toward the firewall,,,but read up on this everyone should have a manual for their vehicle, and the library should have a professional shop manual available in the REFERENCE section...make copies of the right sections...good luck :)
The low pressure port is on a metal pipe on the passenger side of the engine bay. It is located just at the end of the radiator.
low pressure port is located by the evaporator/heater core under the hood, you have to look good because they have done a very good job of hiding it from us.
The low side ac port should be on the side of the passenger side of the firewall. It is mounted under the battery harness.
look for the port with the black cap on it, it's the low pressure port.