Brian,

On Mon, 18 Dec 1995, Brian Isherwood wrote:

> My 84 has the exact same problem  It is in the shop today so they can 
> try to identify the problem.  I will let you know what they did and 
> what the outcome was.
> 
> Here is the initial failure report;
> 
> AirCare Inspection Report
> 1984 VW Westfalia, 205,000 kms.
> 
> HC@load (ppm) :  Actual:  115  Permitted: 300
> HC@idle (ppm) :  Actual:  367  Permitted: 350  FAIL
> 
> CO@load (%) Actual 0.91  Permitted 2.00
> CO@idle (%) Actual 0.42  Permitted 4.00
> 
> NOx@load (ppm)  Actual 1450  Permitted 2667
> 

Sounds like all you need is to have them bring up the CO slightly.  This 
will bring down the HCs and you'll be fine.

Jack