So, where did you put the oil in the A6? This is a CCOT system. Did you pull the Orifice tube & make sure it is clear? As I recall there is an issue with the O/T breaking off in the evaporator on this model. The cheap (hack) "fix" is an aluminum tube in the liquid line with compression...

Next road test, pull it down a gear and get the cruising RPM up - then check the vent temp.

I have seen a fresh "rebuild" from 4-squeezin's that needed 35 ft/lbs to break free...

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Did a search and found a chart and it says that for an ambient temp of 90 it should be between 45 to 55 low side and between 250 and 270 high side and as u can see I only have 32 ls and 212 hs. But I feel afraid of adding more r134 to achieve the values of the chart and damage someting. It looks li...