Search messages and discussions

Search preserved mailing-list messages and current email and website contributions. Current posts are searchable before weekly archival. Recovery gaps remain possible. Words are matched together; try fewer terms if needed.

Page 16+: 60 results shown for idle.

Source-balanced relevance: matches from both collections are interleaved, with source dates breaking ties. Restoration time is not the original posting date.

• Re: Idle control valve and very cold weather?
  Historical mailing list - Scott Daniel - Turbovans
  Tue, 8 Dec 2009 21:23:37 -0800
  is it the electronically controlled type of Idle Valve ? ( not just an Auxiliary Air Regulator - which is just a mechanical device with a temp...
• Re: '88 Vanagon poor idle when engine is first started
  Historical mailing list - JRodgers
  Wed, 23 Apr 2014 16:03:28 -0500
  ...The idle stabilizer valve should be humming as well. The idle stabilizer control is a box just forward of the right hand tail light...
• Re: Cold weather issue - super high idle
  Historical mailing list - Eric Caron
  Tue, 14 Nov 2023 07:49:04 -0500
  ...The Idle Air Valve I still have is the part I am hoping to learn about. The Idle Control unit apparently is gone on...
• Re: Idle / Plugs / Thanks!
  Historical mailing list - Daniel Schmitz
  Sun, 27 Aug 2000 15:50:43 -0700
  From experience on my '82 Adventurewagen (CA), a bad idle speed stabilizer can cause lousy (or no) idling throughout the the engine's operating...
• 87 idle CO/richness adjustment
  Historical mailing list - Steve Blackham
  Fri, 27 Apr 2001 21:05:04 -0600
  ...My problem is that I couldn't get the idle setting under 1.2% by adjusting either the AFM idle mixture screw or the...
• Re: Timing Help
  Historical mailing list - David Beierl
  Sun, 4 Jul 2010 12:04:30 -0400
  At 11:30 AM 7/4/2010 Sunday, cesar quiros wrote: >Bentley say unplug Idle Stabilizer and plug into itself to 5 dregrees ATDC...
• really high idle when cold
  Historical mailing list - Dan Cook
  Tue, 2 Feb 1999 20:21:23 -0500
  ...Only after engine is fully warm does the idle back down to normal. I think its the idle stabilizer valve, but don't want...
• weird idle...
  Historical mailing list - MDC Vanagon
  Mon, 6 May 2002 11:59:52 -0700
  ...engine idle sometimes shoots up to 2200+ RPMs when sitting at idle after the engine is completely warmed up. sometimes, like after long road...
• vanagon cyclic idle finally solved! Thanks
  Historical mailing list - Jeff Hartman
  Thu, 15 Jul 2004 22:05:00 -0800
  ...Those who diagnosed it as the idle stablizer control unit definately hit it on the head. With that fixed, the whole idle and timing...
• vanagon cyclic idle finally solved! Thanks
  Historical mailing list - Jeff Hartman
  Thu, 15 Jul 2004 22:05:07 -0800
  ...Those who diagnosed it as the idle stablizer control unit definately hit it on the head. With that fixed, the whole idle and timing...
• Re: Rough running till warmed up
  Historical mailing list - Mike S
  Tue, 21 Aug 2007 07:10:20 -0400
  At 01:15 AM 8/21/2007, David Kao wrote... >Try to turn the idle adjustment screw CCW half a turn to one or...
• Re: Isolating an idle problem?
  Historical mailing list - Don Hanson
  Mon, 22 Dec 2014 06:15:04 -0800
  The idle control device on my 92 Cabriolet top ended motor, it is a cylinder that attaches to the valve cover and has hoses...
• Re: 2.1 idle adjustment
  Historical mailing list - Tim Demarest
  Thu, 30 Sep 2004 11:35:49 -0400
  Vacuum leaks are absolutely the most likely culprit! If the problem still persists after eliminating any and all air leaks, check the idle switch...
• Re: Idle Air Valve from a Jetta
  Historical mailing list - Tom Miller
  Wed, 11 Feb 2004 12:39:16 -0500
  I put my 92 Jetta 8v 1.8L idle stabilizer on my 89 Westy with no problems. Worked fine. TEMiller ----- Original Message ----- From: "EMZ...
• Re: Weird "idle" problem
  Historical mailing list - Neil N
  Thu, 16 Oct 2014 10:14:35 -0700
  ...the big screw on throttle body, to compensate for a flaw in the idle control system and-OR a flaw at the temp II...
• Re: rotten idle surge -- a thought
  Historical mailing list - Robert Steven Fish
  Sun, 12 May 2002 22:42:58 +0200
  ...And the wire to the idle stabilizer control box is near the bottom left of the page.... track 16, R/BL wire. What this...
• Not running right
  Historical mailing list - Chris Snyder
  Tue, 11 Sep 2007 09:19:13 EDT
  ...degrees BTDS it would hardly idle so he put it back where it was and checked both the idle stabilizer and the little black...
• Re: Weird idle problem continues
  Historical mailing list - Stuart MacMillan
  Sun, 19 Oct 2014 21:12:01 -0700
  ...Weird idle problem continues With the ISV connected. Unplug it and it won't idle at all, even after a few minutes of holding...
• Re: Idle stabilizer
  Historical mailing list - Todd Last
  Sun, 13 Jan 2002 12:10:13 -0800
  ...Pre-'86, there is no Idle Stabilizer *Valve*, only the > electronic Idle Stabilizer connected to the distributor circuitry. The > former may connect as you...
• Re: Need Help with Engine Speed Wildly Surging at Idle
  Historical mailing list - Bostig Eng
  Sun, 26 Nov 2006 15:55:52 -0500
  Yeah in my experience as well, high idle is most commonly a vac leak. I've seen a couple intake runners get good sized...
• Re: rotten idle surge -- I give up
  Historical mailing list - mike
  Sat, 11 May 2002 16:10:28 -0700
  ...rotten idle surge -- I give up > > Supposed to leave tomorrow on the long trip and I've been battling that > stinking idle flutter. I...
• Re: idle stabilizer
  Historical mailing list - Jim Davis
  Fri, 12 Sep 1997 03:32:00 -0400
  In a message dated 97-09-11 08:22:05 EDT, Soineydg@MAIL.MILWAUKEE.K12.WI.US writes: << My idle stabilizer seems to have...
• RE: unplug '86 idle stabilizer?
  Historical mailing list
  Wed, 21 May 1997 22:41:22 -0700
  > I have had my idle stabilizer, 1987 2.1l, unplugged for about 4 months. = > My VW dealer actually disconnected it, I have since added...
• Re: Making Idle Adjustments
  Historical mailing list - Dennis Haynes
  Sat, 25 Jun 2005 12:47:55 -0400
  Either the idle stabilizer is not working or you have another performance problem. A simple adjustment is not the answer. Dennis -----Original Message----- From...
• (ICU)Idle Control Module fixed !
  Historical mailing list - Mark Drillock
  Sun, 21 Feb 1999 09:33:29 -0800
  ...It would not idle at all before and now is working fine. The part used was a NTE 185. Available through better electronics stores...
• '87 Westy shudders at idle
  Historical mailing list - - Jeff & Kim Prudhoe
  Thu, 24 Aug 2000 22:39:47 EDT
  ...I had a new muffler put on and it immediately began to shudder at cold idle. It seems ok once I run it for...
• Re: Does anyone have an Air Flow Meter for sale ??
  Historical mailing list - phil cain
  Fri, 19 Sep 2003 17:06:37 -0700
  ...Gave all the indications of a bad air box, rough idle,low idle, Little or no control with idle adjust screw. Phil __________________________________ Do you...
• Re: How Long Does it Take Your Van to Warm up? Cont.
  Historical mailing list - Dennis Haynes
  Sun, 24 Apr 2005 23:05:12 -0400
  ...Some where in the conversion, you do not have the warm up idle system working. You either need to graft the 87 idle speed...
• Re: I'll try this again - Idling issues
  Historical mailing list - Don Hanson
  Sat, 9 Dec 2017 10:36:21 -0800
  Guessing your O2 sensor...or the temp 2 sensor on the idle On Dec 9, 2017 10:04 AM, "Bruce Todd" <beeceetee@gmail.com...
• Re: Powerwashing FAIL
  Historical mailing list - David Beierl
  Fri, 4 Dec 2009 22:30:20 -0500
  ...It will not hold idle when cold. After coming up >to operating temp, it will idle but at about 850 rpm and a little...
• Diagnosing Idle stabilizer
  Historical mailing list - Todd Last
  Mon, 20 Jan 2003 21:10:36 -0800
  I have an idle stabilizer that I need help in diagnosing a possible failed component. The PN is 251 907 393 B Upon opening...
• replace idle stabilizer or not??
  Historical mailing list - A J
  Tue, 14 Sep 2010 01:44:24 -0400
  ...If I replaced the idle stabilizer with a new one and did nothing else but lowered my idle and let the new switch control...
• Re: 85 wbx 1.9 miss at idle
  Historical mailing list - Jay L Snyder
  Mon, 19 Jan 2004 13:15:38 -0500
  Yes, idle speed is initially set by the screw, but it is controlled by the idle stabilizer. If you turn the idle speed screw...
• RPMs constant, but pulsing vibration at idle
  Historical mailing list - Kevin Duvernay
  Wed, 25 Mar 2015 13:51:41 -0500
  All, 2.1 '87 westy with AC, manual I'm experiencing a slight pulsing vibration at idle. As soon as I get off idle...
• Re: cold starting
  Historical mailing list - John Rodgers
  Mon, 29 Oct 2001 21:46:47 -0600
  Check and be sure your idle stabilizer valve is connected. This part keeps your engine running on a cold start until the engine warms...
• Is the Idle control module adjustable or is it just bad?
  Historical mailing list - Robert Lilley
  Tue, 26 Nov 2002 08:35:36 -0500
  If the idle HC's are 339 with a co of .59 and when just off idle (the throttle switch is closed) it drops...
• Re: Cold idle mystery
  Historical mailing list - Craig Oda
  Fri, 18 Jun 2004 13:31:46 -0700
  ...I also replaced the idle control stabilizer, crank case breather hose, and vacuum line connectors, those 3mm short hose segments. -- Craig On Wed, 16...
• Fluctuating Idle: Solved!??
  Historical mailing list - Jeff Stewart
  Sun, 15 Jun 2003 11:14:23 -0400
  ...High idle at start up and fluctuating idle when warm. I replaced the plugs, replaced all the vacuum lines, cleaned up every ground connection...
• Re: Throttle body/idle stabilizer woes...
  Historical mailing list - Germain
  Mon, 15 Sep 2003 21:42:22 -0400
  Hi Jesse According to Bentley, you should read continuity on the idle valve. (mine is reading 4.4 ohms, I don't know if...
• Re: [Syncro] Wiring for CIS-E F.I. in Vanagon
  Historical mailing list - David Marshall
  Wed, 21 Mar 2001 19:26:00 -0800
  What is an "idle up" valve? Looking over a CIS-E system (O2 box, no knock sensor box that the GTI/GLI/16V has...
• Re: '89 Vanagon won't idle when cold AND wet
  Historical mailing list - Larry Alofs
  Sat, 9 Mar 2002 17:58:15 -0600
  ...Last week, we had dry days/nights --> no problems with > idle after a cold start. First day of rain --> engine would not idle after...
• Questions about Idle stabilization control units and ECU compatibilities
  Historical mailing list - tinker man
  Sat, 15 Sep 2007 07:28:12 +0300
  Hello Volks, As part of my analysis work regarding the Vanagon Idle stabilization control unit (ISCU) some of you might be aware of, both...
• Re: HELP HC to High at idle 525ppm should be about 70ppm
  Historical mailing list - Walt Spak
  Wed, 16 Aug 2000 10:56:33 -0400
  ...HELP HC to High at idle 525ppm should be about 70ppm > We cannot get the HC down at idle it is now is about...
• Re: idle
  Historical mailing list - Larry Edson
  Thu, 30 Sep 2004 16:41:49 -0700
  ...idle > > Hey Jason, > > Curing a 2000 rpm idle should be straightforward. > > You may have a problem with your idle computer. Do you have the...
• idle timing variability
  Historical mailing list - Dave Kautz
  Tue, 7 Feb 95 10:18:30 PST
  ...What is going on???? What year vehicle is this? If it has an idle stabilizer, do you have it bypassed? The stabilizers work in...
• 1987 syncro cold start high idle
  Historical mailing list - BUSNUT
  Thu, 29 Mar 2001 16:28:30 -0500
  ...Starts right up, no matter how cold, idle is very high about 2500 rpm until she gets warm then idle drops to below 1000...
• Idle Stabilizer Valve
  Historical mailing list - John Clavin
  Wed, 25 Apr 2001 23:36:33 -0500
  The idle speed on my '85 GL is "hunting" (revving up a few hundred rpm every second or so). I am working through a...
• Re: Condensor for 90A alternator
  Historical mailing list - shawn luft
  Tue, 15 Apr 2003 07:02:47 -0400
  Did you let test the timing and idle / full throttle adjustments? Perhaps it's not set properly? I've got one of the lights...
• ignition timing
  Historical mailing list - Warren.K.Lail-1
  Sat, 28 Feb 2004 08:51:06 -0600
  ...According to what I've learned from the archives, I'm to bypass the idle stabilizer, set the timing to 5 degrees BTDC, reconnect...
• NEED Idle Stabilizer Control Unit (P/N 251 907 393D)
  Historical mailing list - Rico Sapolich
  Thu, 21 Mar 2002 11:02:04 EST
  Does anyone have an Idle Stabilizer Control Unit, P/N 251 907 393D for sale? Rich
• Re: Weird idle problem continues
  Historical mailing list - Dennis Haynes
  Sat, 18 Oct 2014 16:22:32 -0400
  ...Weird idle problem continues High idle and timing defaulted is normal when temps is disconnected after engine running. That is part of the procedure...
• Euro-Drive: 88 Volkswagen Vanagon, Poor-idle
  Historical mailing list - "Paul Huffman (by way of Derek Drew )"
  Tue, 12 Dec 2000 08:37:50 -0500
  ...When the green wire with yellow connector is unpluged (for testing the Idle stabl..) Rpm Goes to 2500. When the Idle Stabl.. is unpluged...
• '87 van, stalls when you give it gas
  Historical mailing list - craig cowan
  Thu, 5 Mar 2009 17:42:34 -0500
  ...I have no idea what it is he's refering too as everything was plugged in and it did idle and drive pretty well...
• Re: Strange Idle behavior: Cause found
  Historical mailing list - Chris S
  Thu, 20 Nov 2008 18:03:13 -0500
  ...Then, the idle > became steady at the high rate..around 2000 rpms.. > After some testing, I replaced the idle control valve. A pricey item...
• Re: Weird idle problem continues
  Historical mailing list - Stuart MacMillan
  Sat, 18 Oct 2014 13:51:09 -0700
  ...Weird idle problem continues High idle and timing defaulted is normal when temps is disconnected after engine running. That is part of the procedure...
• Re: Idle issues
  Historical mailing list - Dan N
  Sun, 17 May 2020 09:06:22 -0700
  there's another item to check regarding erratic/problematic idle... check/replace the throttle body gasket.... remove the throttle body and you will see...
• idle stabilizer problem....
  Historical mailing list - Chris Schaefer
  Sat, 7 Sep 2002 19:46:48 -0700
  ...So today as I prepare for my CA smog I decide to adjust the rather high idle down to something reasonable. In the process...
• Re: idle and running problem problems
  Historical mailing list - Edward Duntz
  Tue, 15 Jan 2008 12:43:13 -0500
  ...I have not yet cleaned out the idle control valve or tested the fuel pressure. I have not changed the fuel filter very recently...
• Overheating at idle
  Historical mailing list - Tom Rowsell
  Thu, 14 Aug 2008 00:37:12 -0300
  My '86 recently began overheating but only at idle...drive all day on the highway and it's fine, but stop and idle for...
• Re: Idle issues
  Historical mailing list - Steven Mills
  Sun, 17 May 2020 10:43:31 -0500
  ...Have 87 Westy with idle issues. New items include engine bay wire loom, TPS and GW throttle body. Idle is low and sometimes erratic...