Tom;
The CO is adjustable according to Bentley but requires VW dealer type
equipment. I have read (on the list) an alternative procedure using the
O2 sensor and a voltmeter(search archives).  In the mean time I would
check the O2 sensor or just replace it. They are less than $20.
Ken Lewis
86 Crewcab
60 T-5 coupe

On Fri, 22 Jan 1999 09:40:42 -0500 "Forhan, Thomas"
<Thomas.Forhan@MAIL.HOUSE.GOV> writes:
>Whoops!
>
>My 83 9pax sunroof didn't make it! Properly warmed up, at idle it has CO
of
>2.21 pct vice the standard of 1.2 pct, and Hydrocarbons of 276 PPM, vice
the
>standard of 220 PPM.......
>Thanks
>
>Tom F.
>