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Date:         Thu, 4 Sep 2003 14:25:01 -0400
Reply-To:     vw4x4@FYI.NET
Sender:       Vanagon Mailing List <vanagon@gerry.vanagon.com>
From:         Eric Zeno <vw4x4@FYI.NET>
Subject:      Re: timing does not advance
Comments: To: Chad Morris <chad@ALLMORRIS.COM>
Content-Type: text/plain; charset=us-ascii; format=flowed

You may want to replace the wire that runs back to the ECU. I've found these break more often than the sensor goes bad. Eric

Chad Morris wrote:

>Bingo! I double checked that the plug to the temp sensor was securely in >place. No problem there. Then I started wiggling around the wire and >suddenly noticed a change in engine RPM. Timing now advances as it should. >Thanks for your help. > > >----- Original Message ----- >From: "Eric Zeno" <vw4x4@FYI.NET> >To: <vanagon@GERRY.VANAGON.COM> >Sent: Thursday, September 04, 2003 8:38 AM >Subject: Re: timing does not advance > > > > >>A lot of people claim these go bad. I've never had one go bad, >>but the wiring to the sensor, and the connection has been a major >>issue with many vanagons. Check those. >> Eric >> >>Chad Morris wrote: >> >> >> >>>Could that mean that my temp sensor II needs to be replaced? Would a bad >>>temp sensor cause such behavior? >>> >>>----- Original Message ----- >>>From: "Eric Zeno" <vw4x4@FYI.NET> >>>To: <vanagon@GERRY.VANAGON.COM> >>>Sent: Thursday, September 04, 2003 6:18 AM >>>Subject: Re: timing does not advance >>> >>> >>> >>> >>> >>> >>>>By unplugging the temp. sensor II you cause the computer >>>>to not adjust the timing. ITs sounds to me as if re-installing >>>>this connection, the computer is still not working. >>>> Eric >>>> >>>>Chad Morris wrote: >>>> >>>> >>>> >>>> >>>> >>>>>Hi all, >>>>> >>>>>I followed procedures outlined in a posting by Mark Keller to set the >>>>> >>>>> >>>>> >>>>> >>>timing on my '89 Carat, automatic. According to his instructions I set >>> >>> >the > > >>>timing so that the mark on the pulley (which is supposed to be the 5 >>> >>> >degrees > > >>>BTDC mark) lines up with the case seam while the engine runs at 2400 RPM. >>>No problem there. However, as I understand his instructions, above 3000 >>>RPM, the timing should reach a total advance of 40 degrees. On my engine >>>the timing does not advance at all. No matter where I set the timing at >>>idle, at higher RPMs the timing does not change at all. Can anyone >>> >>> >explain > > >>>this? >>> >>> >>> >>> >>>>>Chad Morris >>>>>89 Carat >>>>>Salt Lake City, UT >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>> >>> >>> >>> >>> > > > >


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