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Date:         Sun, 5 May 2002 12:29:06 -0700
Reply-To:     Eric Spletzer <eric@SENIORNET.ORG>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Eric Spletzer <eric@SENIORNET.ORG>
Subject:      Re: Remedy requested for Suspected "rich-running" 1.9
Comments: To: jhlauterbach <jhlauterbach@MSN.COM>
In-Reply-To:  <00a101c1f46a$42c4f7c0$f0d8b9cd@jhlauterbach>
Content-type: text/plain; charset="US-ASCII"

I just bought my 1.9L '85, and gave it a full tune up with a new O2 sensor and all and had it pass CA smog and everything. And it too runs really rich on start-up.

-eric ------ Eric Spletzer San Francisco, CA '85 Vanagon GL Westy

On 5/5/02 12:22 PM, "jhlauterbach" <jhlauterbach@MSN.COM> wrote:

> Marshall, my 1.9 is fully tuned up, runs better than it ever has, but it > runs rich on start up, particularly if van has been in hot sun all day and > outside air temp is above 75 deg. F > > John Lauterbach > Macon, GA > '84 7-passenger with 1.9L engine > > ----- Original Message ----- > From: "Marshall" <mjruskin@SHAW.CA> > To: <vanagon@GERRY.VANAGON.COM> > Sent: Sunday, May 05, 2002 3:02 PM > Subject: Remedy requested for Suspected "rich-running" 1.9 > > >> Hi Volks: >> >> My neighbour was beside my van when I started it - and he commented on how > incredibly rich the exhaust smelled. >> >> The drivability, FWIW, is excellent. Starts great and runs great. When > it's warm out, I just turn the key and it starts. When it's cold out, > requires partial throttle to start. >> >> On the digitool, it does seem that the O2 sensor is working well - at > least, when the van is warmed up. >> >> I have a new rotor, cap, fuel filter and spark-plug wires. >> >> Questions: >> >> 1. Is the 1.9 always supposed to run very rich at start-up? ( I think > it is, because the O2 isn't warmed up - so I can't see how the "richness of > mixture" could be controlled at start-up) >> >> 2. If I replace my tempII sensor, will this reduce richness, and > improve mpg? (currently quite poor) >> >> 3. Can a vaccuum leak cause richness and poor fuel economy? (remember I > do have excellent drivability) >> >> Thanks, >> >> Marshall Ruskin >> 84 Westy >> >> >> >> >> --- >> Outgoing mail is certified Virus Free. >> Checked by AVG anti-virus system (http://www.grisoft.com). >> Version: 6.0.351 / Virus Database: 197 - Release Date: 4/24/2002 >>


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