Date:         Mon, 10 Jul 2006 09:11:11 -0400
Reply-To:     dhaynes@OPTONLINE.NET
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Dennis Haynes <dhaynes@OPTONLINE.NET>
Subject:      Re: stumbling backfiring '91 carat
Comments: To: Rick Koller <rkoller@HELIX.NIH.GOV>
In-Reply-To:  <7.0.1.0.0.20060710082702.03781b78@helix.nih.gov>
Content-type: text/plain; charset=us-ascii

What application are those replacement coils for? The Vanagon uses an application specific coil due to the variable dwell of the timing circuit. Not only will a univesal coil fail quickly, it can damage the ECU. You need to get the correct coil.

Dennis

----- Original Message -----
From: Rick Koller <rkoller@HELIX.NIH.GOV>
Date: Monday, July 10, 2006 8:46 am
Subject: stumbling backfiring '91 carat

> Hi all,
>        Last week I had a sudden stumbling backfiring '91 carat on
> my hands.
> Looked like a possible green coax O2 cable failure as described by a
> helpful listmember. I had tested several other fuel injection
> components before the cable which were fine. I tested the cable for
> shorting between the shielding and the core wire and it was ok.  Just
> for  future reference if you experience these annoyingly similar
> symptons, it turned out to be my coil that had gone bad. And not an
> old coil either, it was bosch brazilian red in color, 3 years old,
> don't bother with them. I also had a new silver bosch coil go bad
> just last year (on one of my other vanagons) this coil was just over
> a year old, I may have to try the low dollar mexican variety next
> since the high dollar ones crapped out so fast. Anyone had similar
> coil failures recently? How are the mexican bosch coils doing?
> Rick Koller
>