How to Determine if your Audi is Actually Short of Refrigerant

[kentmclean at comcast.net]

mboucher70 wrote:
> Short of taking a car to an AC shop, what is a good method to determine if 
> its actually short of  refrigerant?

I bought the gauges needed to test the AC from my local auto parts place
(not a national consumer chain one, but one that services the local trade).
It cost about $100.  You can get a cheaper one at Harbor Freight:

<http://www.harborfreight.com/cpi/ctaf/displayitem.taf?Itemnumber=92649>

--
Kent McLean
'99 A4 Avant
'91 200 Avant