Originally Posted by oldschool

The high pressure valve is located on the top right (as you are looking down) of the ac compressor. The compressor is right underneath the power steering pump. There may be some gunk build up there, and it may be hard to see the black plastic cap on the high side port. I take off the fresh air intake. This will provide access for you eyes and hands. The fresh air intake can be removed at the air filter housing by prying off the flexible rubber hose between the air intake and filter housing. Once removed the compressor will be visible.