Where is the low pressure port located to recharge my ac unit for A8 Audi?
Jul 21, 2009 at 12:11 PM
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RASMATAZ
✓Experienced Mechanic
75,988 POSTS
The low side port is near the firewall on the drivers side. Here is an image of the low side AC line which shows the low side port also this video shows you how to find it.