Thanks Bill,
That is the first suggestion I will convey.
Z
----- Original Message -----
From: "Bill Collins" <wb6otg@INTREX.NET>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Saturday, May 10, 2008 5:37 AM
Subject: Re: Help one Vanagon owner, please

> >Hi guys,
>>I got this message from a Vanagon owner.  He is having his van running
>>rich, no matter what,...
>
>
> Since it runs ok cold, I'd disconnect the o2 sensor and see if it runs ok
> hot.  This will force the system open loop, ignoring the o2 sensor.
>
> If that works, there's some o2 sensor and/or ground problem.
>
> If that doesn't work, it's possible that the o2 sensor wire is shorted to
> ground, making it look lean.
>
> Bill
>
>
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> 12:38 PM
>
>