Date:         Fri, 17 Jan 2014 09:32:17 -0700
Reply-To:     Karl Wolz <wolzphoto@Q.COM>
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Karl Wolz <wolzphoto@Q.COM>
Subject:      Re: Volksiebus - 88 Transporter  - Rough Running Engine
Comments: To: JRodgers <jrodgers113@GMAIL.COM>
In-Reply-To:  <52D8A204.4050404@gmail.com>
Content-Type: text/plain; charset=us-ascii

Disconnected or collapsed vacuum hose?
Disconnected AFM wire?

Karl Wolz
Sent from my electronic umbilicus

> On Jan 16, 2014, at 8:22 PM, JRodgers <jrodgers113@GMAIL.COM> wrote:
>
> Rough engine - the latest pita I'm having to deal with on a string of
> many!! I'm on a roll!!
>
> Ok - hot or cold - engine starts and idles well.
>
> Conditions - ISV disconnected due to Idle issues
> O2 Sensor Disconnected to put ECU in default mode.
>
> Cold engine: starts easily, idles easily, but upon attempted
> acceleration it bucks, kicks, snorts, hiccups, coughs - finally
> smoothing out at speed.
>
> Warm engine: starts easily, idles easily, but upon attempted
> acceleration it  bucks, kicks, snorts, hiccups, coughs - finally
> smoothing out at speed.  Only the bucking isn't quite so bad. Occurs
> mostly on the initial acceleration after idling successful.
>
> Suspicion: Throttle body switches out of limits and need adjusting.
>
> Anyone have any ideas about this?
>
> Thanks,
>
> John