Somebody give me a part number, I'm pretty sure I have a loaner that could be purchased if needed and returned if not. Jim On Sun, Dec 21, 2014 at 1:33 PM, Stuart MacMillan <stuartmacm@gmail.com> wrote: > > Idle control module, or a vacuum leak (hook up a vacuum gauge). Try to > find an ICM to borrow for testing, they are expensive. It's mounted way > behind the right tail light. Not a very good location for a computer that > is not waterproofed. > > Stuart > > -----Original Message----- > From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf > Of Don Hanson > Sent: Sunday, December 21, 2014 8:43 AM > To: vanagon@GERRY.VANAGON.COM > Subject: Isolating an idle problem? > > I've been seeing an intermittent low idle-sometime no idle with my Digifant > 84 van 92 rabbit/fox/Jetta ecu, etc. This condition is occasional, when > not happening, the engine behaves normally, my fuel consumption has not > changed. > My normal idle is about 900 rpm. Recently I have had the idle decide to > run at around 400 rpm...it seems to be smooth, but 400 rpm is too low and > now the motor sometimes dies down there. When I cycle the key and re > start, it will again run at the low idle...no "reset"... I have a new temp > II sensor and new plugs...the old plugs read normal. My idle control > thingy hums as normal and I have no obvious new vacuum leaks. Multiple > different fuel sources. Throttle switch seems to conform to the Bentley, > though I have so far only check ed the mechanical, I have not run any > electronic diagnosis yet. > Anyone want to suggest the most likely cause to this sometimes dying of > my Digifant inline? Tia, Don Hanson > |
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