Date: Mon, 8 Jan 2007 10:20:59 -0800
Reply-To: Zoltan <zolo@FOXINTERNET.NET>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: Zoltan <zolo@FOXINTERNET.NET>
Subject: Re: Low - LOW - gas mileage !?
Content-type: text/plain; format=flowed; charset=iso-8859-1; reply-type=original
You can check if the O2 sensor is working. Use the tester, put positive
side on the single line and the other on the ground. The reading should be
between zero and one volt, running back and forth. If its a steady reading,
you need to change the O2 sensor.
Zoltan
----- Original Message -----
From: "Jeff Stewart" <fonman4277@EARTHLINK.NET>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Monday, January 08, 2007 5:45 AM
Subject: Re: Low - LOW - gas mileage !?
>I don't know if this could be your problem, but it's fairly easy to check.
> A few years back I had an '84 Vanagon Westy, and I took it to Everybus in
> N. Carolina. Trip down was fine, van ran smooth and gas mileage was OK. On
> the return trip, van still ran smooth but gas mileage dropped WAY down,
> I'm
> talking 5-6 MPG. I couldn't pass a gas station without filling up. The two
> buses behind me in our caravan called me on the CB radio to tell me they
> couldn't take the fumes coming from my van. When I got it home, I found I
> had a massive vacuum leak, the port coming off the air box was
> disconnected. A check in Bentley showed this port was supposed to be
> connected to the fuel pressure regulator, but mine was tee'd off the
> vacuum
> port to the dizzy. I reran the vacuum lines per Bentley and all was well
> again. My guess is that at some point someone had done some engine work
> and
> couldn't remember how to reconnect the lines and just faked it. The port
> from the air box was probably plugged with something that fell off during
> the trip home. That's just a guess, but the van had run fine up to that
> point, and it ran fine after connecting the vacuum lines the correct way.
> I
> had bought this Westy on Ebay, and I had thought it was in pretty good
> condition-until I got my latest '84 Westy that I bought back in September,
> which is truly unmolested. I realize now just how badly that first '84 I
> had had been butchered. Jeff
>
> Jeff Stewart
> fonman4277@earthlink.net
> http://autos.groups.yahoo.com/group/vwcampersmidatlantic/
>
>
> --
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> 2007.01.06.
>
>
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