R134a into the passenger compartment?

[Ti Kan]

Andrew Sitzer writes:
>  I was wondering if anyone has any advice on what would cause R134a to
> leak through the vents into the passenger compartment.  My mechanic's 134a
> sniffer was off the charts (5 of 5 bars) when he put it to my vents..
> ...
>  I am thinking the evaporator could cause this -- anything else?

Sounds like a leaky evaporator indeed.  That would be the only place
in the A/C system where leaking A/C refrigerant might mix with air in
the vents.

-Ti
2003 A4 1.8T multitronic
2001 S4 biturbo 6-sp
1984 5000S turbo
1980 4000 2.0 5-sp
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