Sean:

I think it has to do with air leaks in the exhaust system.  The last time
I went for inspection I "failed" on the preliminary test because of
this.  After fixing the leak (junction of muffler to exhaust pipe) I passed.

On Mon, 22 Jun 1998, Linda Bartnik wrote:

> ASM 2 TAILPIPE EMISSIONS INSPECTION
>
> 15 MPH:
>            Limit         Reading        Result
> HC ppm      157            138           PASS
> CO %        2.24           1.42          PASS
> NO ppm      3002           1492          PASS
> RPM                        2094          VALID
> Dilution                   14.82         VALID
>
> 25 MPH:
>
>           Limit           Reading         Result
> HC ppm     390              137            PASS
> CO %       3.12             1.19           PASS
> NO ppm     2796             1374           PASS
> RPM                         1989           VALID
> Dilution                    14.39          VALID
>
> Again, WOOHOO!  Does anyone know what "dilution" is?

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Tom Young               young@sherlock.SIMS.Berkeley.EDU
Lafayette, CA  94549    '81 Vanagon
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