Date: Wed, 16 Sep 2015 14:11:26 -0700
Reply-To: Joe Novak <joe.novak.6@GMAIL.COM>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: Joe Novak <joe.novak.6@GMAIL.COM>
Subject: Re: bouncing tach
In-Reply-To: <1442423287.54552.YahooMailBasic@web184805.mail.gq1.yahoo.com>
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Good luck with the fires Mike.
I just got back from dropping off a half dozen tents to displaced folks at
the Napa Fairgrounds in Calistoga.
If you need a cold beer lemme know.
jvk
On 16 September 2015 at 10:08, Mike Miller <mwmiller6@att.net> wrote:
> thank you for your suggestions.
>
> I don't know how the tach gets its signal and haven't had time to contact
> Detlev to check. The fires in Northern California have kept me busy.
>
> It has also been suggested that there is a resistor in the instrument
> cluster that could explain the tach and the temp red flashing light
> symptoms also experienced.
>
> any thoughts on this?
>
> Mike
> --------------------------------------------
> On Mon, 9/14/15, SDF ( aka ;jim lahey' - Scott ) <
> scottdaniel@turbovans.com> wrote:
>
> Subject: Re: bouncing tach
> To: "Mike Miller" <mwmiller6@ATT.NET>, vanagon@GERRY.VANAGON.COM
> Date: Monday, September 14, 2015, 1:42 PM
>
>
> since it's a TDI,
>
> I would ask what signal is going to the tach ..
>
> is it alternator-sourced or is it directly from the
> ECU ?
>
> if the former ...one might look there some.
>
>
>
> "tdi conversion "
>
> is a very good list for this sort of thing.
>
>
>
> On 9/13/2015 3:27 PM,
> Mike Miller
> wrote:
>
>
>
> Yeah, I forgot. with a van always start with the
> grounds. Even for a flat tire.
>
>
> --------------------------------------------
> On Sat, 9/12/15, Dennis Haynes <d23haynes57@hotmail.com>
> wrote:
>
> Subject: RE: bouncing tach
> To: "'Mike Miller'" <mwmiller6@ATT.NET>,
> vanagon@GERRY.VANAGON.COM
> Date: Saturday, September 12, 2015, 6:05 AM
>
> You either have a bad connection
> somewhere causing false pulses, interference from
> something,
> or the tach itself. I would start by looking for wiring
> issues starting at the chassis, (ground) connections.
>
> Dennis
>
>
> -----Original Message-----
> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com]
> On Behalf Of Mike Miller
> Sent: Friday, September 11, 2015 8:09 PM
> To: vanagon@GERRY.VANAGON.COM
> Subject: bouncing tach
>
> Vanners,
>
> For the second time the tach in my 87 syncro westfakia
> converted to TDI went crazy for a while. Bounced up and
> down
> and all over then after a few minutes went back to regular.
> It a diesel dash pod with a diesel tach.
>
> It was very hot yesterday but the first time it happened it
> wasn't hot so….?
>
> I have a tech tool hooked up and it shows a steady
> tach reading. but it's kind of disconcerting.watching
> the
> dash board tach go nuts.
>
> Any ideas on what goes wrong and how to fix it.
>
> Mike
>
>
>
>
>
>
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