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Date:         Fri, 27 Feb 2009 20:13:15 -0800
Reply-To:     neil N <musomuso@GMAIL.COM>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         neil N <musomuso@GMAIL.COM>
Subject:      Re: Engine stutters, tach nosedives. Then, just as suddenly,
              it's normal again.
Comments: To: Greg Potts <greg@pottsfamily.ca>
In-Reply-To:  <49A89593.3060905@pottsfamily.ca>
Content-Type: text/plain; charset=ISO-8859-1

On Fri, Feb 27, 2009 at 5:38 PM, Greg Potts <greg@pottsfamily.ca> wrote: > > Hi Volks, > > A couple of times in the past two months I've had stutters at highway > speed that remind me of the time the coil went bad in my baywindow > camper. And when it happened last week I just happened to be looking at > the tach; and watched it spike briefly towards zero. Definitely an > ignition event rather than fuel delivery. > > This morning it was raining on the way into work, and it happened twice. >  And then again later in the morning on my way to a service call. The > first two times it happened the engine died for 2-3 seconds, and the > tach was flatlined even though the engine was still turning. The third > time was just a short blip, more like when I first saw the problem. > > I suspect the coil or the hall sensor; though Mark Dearing at Salem > Import suggested it could also be the ECU. > > At work this afternoon I took a close look at the engine compartment, > and when I checked the coil wire going into the distributor cap was > sitting about 1/2" high on the post. I pushed it down flush on the cap > and since then (35-40 miles) the problem hasn't recurred. > > So what do you'all think? Was it just a loose plug wire, or are there > deeper issues lurking? > > >

Did you feel it kind of "click" into place when you pushed it down?

Regardless, my vote is "yes". Likely the wire from coil to cap was making a poor connection.

-- Neil Nicholson '81 VanaJetta 2.0 "Jaco"

http://tubaneil.googlepages.com/

http://groups.google.com/group/vanagons-with-vw-inline-4-cylinder-gas-engines


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