Date:         Tue, 2 Jun 2015 11:21:40 -0700
Reply-To:     Dan N <dn92610@GMAIL.COM>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Dan N <dn92610@GMAIL.COM>
Subject:      Re: ABQ emission test
Comments: To: William <grateful@swcp.com>
In-Reply-To:  <20150602181456.GA90557@tenma.swcp.com>
Content-Type: text/plain; charset=UTF-8

not a specialist in this matter but your O2 is almost zero...

may be the oxygen sensor is bad?

On Tue, Jun 2, 2015 at 11:14 AM, William <grateful@swcp.com> wrote:

> My 1984 vanagon engine was rebuilt in December 1999 because the
> idle hydrocarbon reading was over 220.  The engine now has about
> 30K miles on it and the idle hydrocarbon reading suddenly jumped.
> Only 3K miles were driven in the last two years.
>
> Does anyone have ideas on what may have caused this
> and suggestions on how to repair?
>
> The results of the last four emissions tests follow:
>
> high rpm  low rpm
>
> 2015
> hc 93     165
> co .66     0.3
> co2 13.8  14.1
> 02  0.01   0.0
>
> 2013
> hc  43     31
> co .11     0.1
> co2 14.7   14.8
> o2  .42    .15
>
> 2012
> hc  35     62
> co .20     0.02
> co2 14.3   13.0
> o2  3.31   3.83
>
> 2011
> hc  33      75
> co  0.09    .01
> co2 14.3    12.5
> o2  .51      3.13
>
> Thanks!
>
> --
> William
>
> Live a balanced life. Learn some and think some, and draw and paint
> and sing and dance and play and work every day some.
> -Robert Fulghum, author (b. 1937)
>