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 5+: 60 results shown for throttle valve.

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

• Re: CO Adjusting Screw, Throttle Valve Switch Test Light Video etc.
  Historical mailing list - Jeff
  Tue, 26 Jun 2012 21:47:25 -0700
  ...CO Adjusting Screw, Throttle Valve Switch Test Light Video etc. I'm so glad you mentioned that for people. Most people working on their...
• Re: type IV still misses
  Historical mailing list
  Mon, 1 May 95 17:04:09 PDT
  ...Could this be a problem with my EGR >valve. As far as I know the valve works fine, but I do not have the...
• 1.9 idle woes
  Historical mailing list - Martin
  Tue, 14 Mar 2000 15:42:18 -0600
  ...I did clamp the hose from the aux valve to the throttle body while waiting for the valve and it ran great , even cold...
• Re: Cleaning intake parts
  Historical mailing list - Marc Perdue
  Fri, 5 Mar 2010 16:48:24 -0500
  ...valve from seizing up or being sticky, but I didn't do that on my van. I did use carb cleaner on my throttle...
• Re: Throttle valve switch, checking/adjusting
  Historical mailing list - Dennis Haynes
  Sun, 10 Apr 2005 08:34:47 -0400
  ...Throttle valve switch, checking/adjusting Howdy, I hope everyone is having a great Saturday either driving, camping or tinkering with their beloved Vanagons. I...
• Re: [subaruvanagon] Why reduce engine speed -- vacuum guage -- small car header
  Historical mailing list - David Brodbeck
  Fri, 19 Jul 2002 22:29:13 -0400
  ...engine backwards when the intake valves open. This is a big reason diesels are so efficient -- no throttle plate. There are also higher friction...
• Re: where to get a full throttle switch?
  Historical mailing list - Dennis Haynes
  Fri, 31 Aug 2001 15:42:54 -0400
  ...The throttle valve has to be removed to access this. You may wish to get gasket # 022-133-073-A for the throttle to...
• Re: vanagon Digest - 26 Apr 2007 to 27 Apr 2007 - Special issue (#2007-436)
  Historical mailing list - Keith Hughes
  Fri, 27 Apr 2007 10:32:12 -0700
  ...the throttle is open to keep it running). With the throttle opened past normal idle position, and the engine RPMs in idle range, the...
• The two throttle valve switches, redux
  Historical mailing list - Michael Elliott
  Tue, 25 Sep 2007 18:26:04 -0700
  ...On the earlier 1.9L's there are two switches on the throttle valve. One closes when the foot is off the gas pedal...
• Re: Idle Control System Explanation, please?
  Historical mailing list - Stuart MacMillan
  Fri, 13 Mar 2015 18:32:53 -0700
  ...Anyways, Ill save those questions till after i get the new throttle body and switch in, mostly curious about the module and valve effects...
• Re: FW: Idle Control Issues
  Historical mailing list - Scott Ohana
  Fri, 19 Jul 2013 16:31:03 -0700
  ...Turned out to be the throttle position switch was > out of adjustment and wasn't indicating closed throttle. When I'd tap the > pedal...
• fuel system questions
  Historical mailing list - James A. Creech
  Mon, 13 Nov 2000 18:56:10 -0500
  ...Any shortcuts here (like quickly & temporarily stopping up the sensor hole with something during the switch to new sensor?) (3) On the throttle valve...
• Running rich.....me too
  Historical mailing list
  Wed, 17 Oct 2007 09:31:58 -0400
  ...Although it may have been doing so for a while now, it has really been bad since I installed a new throttle valve switch...
• Re: Aux Air Valve becoming available as reman
  Historical mailing list - Old Volks Home
  Thu, 21 Jun 2007 12:20:30 -0700
  ...Aux Air Valve becoming available as reman > > > > But the aux air entry into the throttle body is before the butterfly > > valve. > > Wouldn't the...
• Re: CO Adjusting Screw. PO Set it All The Way In? Base Setting?
  Historical mailing list - David Beierl
  Thu, 21 Jun 2012 21:23:48 -0400
  ...Except I'm still questioning where exactly the throttle valve is. Is it like a spit valve? ;-) Unless this is Canadian-specific terminology I...
• Re: CO Adjusting Screw, Throttle Valve Switch Test Light Video etc.
  Historical mailing list - Dennis Haynes
  Tue, 26 Jun 2012 23:38:47 -0400
  ...CO Adjusting Screw, Throttle Valve Switch Test Light Video etc. On 6/26/2012 6:23 PM, neil n wrote: > The TB seal may...
• Re: New Question - Idle Stabilizer
  Historical mailing list - Dennis Haynes
  Sun, 10 Sep 2006 23:52:58 -0400
  ...One is that white plastic tube, another small one goes to the throttle valve for control and the other goes to the carbon canister...
• Re: Aux Air Valve becoming available as reman
  Historical mailing list - Tom Young
  Wed, 20 Jun 2007 20:25:22 -0700
  ...Aux Air Valve becoming available as reman > Question: am I right in thinking that the way these things work is by > supplying a tiny...
• Re: GoWesty Engine Management system
  Historical mailing list - OlRivrRat
  Fri, 6 Nov 2020 19:36:56 -0700
  ...is the Delphi ECU >> normally used in an application(s) where *all* idle air is controlled by the >> idle control valve and throttle angle...
• Rough running, now won't start
  Historical mailing list - developtrust
  Mon, 31 Mar 2003 15:31:24 -0800
  ...While cleaning the throttle valve switch with a blast of water from my hose in preparation for checking it, I recalled that once before...
• Throttle valve switch, checking/adjusting
  Historical mailing list - Wognacious
  Sat, 9 Apr 2005 12:18:46 -0700
  ...So I'm checking out the throttle valve switch doing the tests described on page 24.35 of the Bentley. I have the single...
• Re: Throttle Valve Switch: What the...?
  Historical mailing list - Geza Polony
  Thu, 25 Oct 2007 18:17:06 -0400
  "Vanagon" is actually derived from "van" + agony, not in the sense of pain but of work, as in "Samson Agonistes," the works of Samson...
• Re: . Idle Control System Explanation, please?
  Historical mailing list - Kent Christensen
  Sat, 14 Mar 2015 19:45:44 -0600
  ...The idle control valve does essentially the same thing for fuel injected engines by bypassing some extra air around the closed throttle, and increasing...
• Idle stabilization control question
  Historical mailing list - Tim Marciniak
  Fri, 9 Mar 2007 17:03:26 -0600
  ...and checked throttle position switch -cleaned idle stabilzation control valve with carb cleaner and verified that its humming away. -cleaned throttle valve -new O2...
• Leaking diesel injector pump info needed
  Historical mailing list - Felder
  Mon, 13 Oct 2003 13:43:56 -0700
  ...There is discussion of a leaking gasket between the body and throttle block, and a discussion of a leak from the cold start valve...
• Re: throttle valve cable spring installation
  Historical mailing list - Jfp w/2 WBXs
  Tue, 22 Oct 2002 05:31:56 +0000
  Hi Craig, That spring and clip is a royal pain in the ass!!!! I got mine back together but it was a task. Regards...
• Re: Arduino and Vanagons
  Historical mailing list - Brett Ne
  Thu, 14 Nov 2013 13:48:24 -0800
  ...If the throttle valve is closed, then adjust the idle air flow to keep the rpms within a narrow range. When there is partial...
• Re: Charcoal Cannister Purpose
  Historical mailing list - David Beierl
  Mon, 26 Oct 2009 21:31:31 -0400
  ...The other connection through a much smaller orifice to the throttle body only opens the vacuum valve to allow this when the throttle plate...
• Re: CO Adjusting Screw. PO Set it All The Way In? Base Setting?
  Historical mailing list - David Beierl
  Thu, 21 Jun 2012 19:10:26 -0400
  At 06:35 PM 6/21/2012, neil n wrote: >foot taken off gas pedal, throttle valve switch and butterfly closes, IF >very little...
• Re: Engine idles from 800 to 3000
  Historical mailing list - Peter Cassidy
  Mon, 20 Nov 2000 23:35:33 +0000
  ...Possibly even a broken throttle valve ... Pete C -- Pete Cassidy, pcassidy@apple.com Cork, Ireland http://www.ildana.com/~pcassidy '88 Wolfsburg "Muriel" *not...
• Re: GoWesty Engine Management system
  Historical mailing list - Neil N
  Fri, 6 Nov 2020 19:45:36 -0800
  ...For the average end user, logging data real time for things like the idle control valve, throttle angle, timing etc. may be of little...
• Re: Idle stabilization control question
  Historical mailing list - John Rodgers
  Sat, 10 Mar 2007 07:13:30 -0600
  ...and checked throttle position switch >> -cleaned idle stabilzation control valve with carb cleaner and >> verified that its humming away. >> -cleaned throttle valve >> -new O2...
• [Fwd: Re: 88 Syncro; erratic idle, missing, vibrations...
  Historical mailing list - Randolph Feuerriegel
  Mon, 8 Jun 1998 20:14:56 -0700
  ...This would make the valves float occaissionally. Hence the miss. Also checked the tail pipe for pressure. A quick snap of the throttle showed...
• Re: Arduino and Vanagons
  Historical mailing list - Brett Ne
  Wed, 20 Nov 2013 13:23:59 -0800
  ...Maybe the idle throttle opens fully under full throttle to help the engine breathe better. I just don't know. > > Did you find the...
• Re: Running rich.....me too
  Historical mailing list - Kenneth Lewis
  Wed, 17 Oct 2007 17:09:52 -0400
  ...Although it may have been doing so for a > while > now, it has really been bad since I installed a new throttle valve switch...
• It's smoking! Help!
  Historical mailing list - Jon Joyce
  Thu, 28 Feb 2002 19:01:23 -0600
  ...No smoke while driving, only after I let off the throttle to clutch. In the drivemay at home, I turned the throttle by hand...
• Throttle valve positioner
  Historical mailing list
  Fri, 10 Feb 1995 08:48:39 +0500
  ...Does anyone have this still hooked up or does everyone just take it off? It's supposed to hold the throttle open when deceleration...
• [Fwd: Intake manifold vacuum?]
  Historical mailing list - Randolph Feuerriegel
  Mon, 24 Aug 1998 09:59:28 -0700
  ...Recently I noticed that the charcoal filter valve behind the airbox has a sharp click when you feather the throttle. Never heard it before...
• Re: Runaway Engine RPMs
  Historical mailing list - Scott Daniel
  Thu, 10 Oct 2013 12:28:07 -0700
  ...Unplug the Idle Air Valve right there on top of the engine. ISV valve sometimes called too. Idle Stabilizer Valve. Scott On 10/10...
• Re: Where's Waldo? (Something is missing?)
  Historical mailing list - Dennis Haynes
  Fri, 5 Dec 2003 23:05:07 -0500
  ...That valve thing with the 2 big hoses is the "deceleration" valve. Its purpose is to slightly bypass the throttle when decelerating with the...
• Re: will a 2.1L long block work with 1.9L FI and hardware?
  Historical mailing list - Tom Stone
  Tue, 12 Mar 2002 09:02:04 EST
  ...The throttle > valves are interchangeable for both plenums but the later throttle has a > larger opening for more power! > > If you are upgrading an...
• Re: Diagnosing a low (8-10 inches) vacuum gauge reading
  Historical mailing list - Daniel L. Katz
  Sun, 8 Aug 2004 15:51:54 -0400
  ...vacuum at advance port is SUPPOSED to be low at both idle and full throttle, and high at part throttle. dan On Sun, 8...
• Re: Throttle Valve Switch: What the...?
  Historical mailing list - Jake de Villiers
  Thu, 25 Oct 2007 11:18:42 -0700
  ...two steps forward, one step back"? "Vanagon", of > course. > > The aforementioned throttle valve switch, after all of my loving care, > took > a complete crap...
• Surging between 1700 and 3000 rpm
  Historical mailing list - mordo
  Sat, 31 Mar 2007 12:15:46 -0400
  ...I am thinking that the throttle valve switch is a possible culprit. My question now is what is "full throttle"? If the switch is...
• Re: throttle shaft bushings ?
  Historical mailing list - Roger Sisler
  Sat, 14 Jan 2006 16:37:44 -0500
  ...The proper term is "throttle body". About 60 hits."Throttle shaft" gets two hits. A new TB from VW costs $565, as of 2001...
• Re: Throttle valve switch, checking/adjusting Idle / WOT microswitch adjusment technique,
  Historical mailing list - Mark Keller
  Sun, 10 Apr 2005 13:40:30 -0700
  ...Locate the microswitch disconnect plug, my 91it is just in front of the throttle body, it has only two wires. 3. Connect a Volt...
• Re: Vacuum System Parts on 1.9 - "Y's" and Constrictors...
  Historical mailing list - Neil N
  Wed, 15 Oct 2014 22:12:34 -0700
  ...response of the vacuum valve that controls charcoal > canister flushing, so that it doesn't instantly open when the > throttle plate comes off the...
• Re: 84 Vanagon: Would you fix if it yourself (if you were me?)
  Historical mailing list
  Tue, 22 Oct 1996 23:06:39 -0400
  ...sticking throttle valve ($6.00 cleaner & brush, 118.00 labor) Q: Can just anyone find this throttle valve and clean it? How hard is...
• Re: Are all 2.1 engines digifant?
  Historical mailing list - OlRivrRat
  Sun, 4 May 2014 22:25:38 -0600
  ...I cleaned the Idle valve (which has been unplugged and >> taped up by previous owner) to no avail. Another one is being posted >> as...
• Re: Idle Control Issues
  Historical mailing list - Craig Forney
  Sat, 20 Jul 2013 22:21:39 -0700
  ...The AC compressor engaging sends a signal to the ISCM and increases idle speed a bit when the throttle is closed (assuming the throttle...
• CO Adjusting Screw, Throttle Valve Switch Test Light Video etc.
  Historical mailing list - neil n
  Tue, 26 Jun 2012 18:23:05 -0700
  ...As for the throttle valve switch, I connected a test 12V LED. The logic is reverse, but the test light shows that the TVS...
• Re: CO Adjusting Screw, Throttle Valve Switch Test Light Video etc.
  Historical mailing list - Dave Mcneely
  Wed, 27 Jun 2012 08:59:51 -0500
  ...CO Adjusting Screw, Throttle Valve Switch Test Light Video etc. > > I'm so glad you mentioned that for people. > Most people working on their...
• Re: '87 GL passenger van parts for sale
  Historical mailing list - John Rodgers
  Mon, 24 Mar 2003 16:45:53 -0600
  Birkenfeld Jeff wrote: > engine components like >heads-rockers-intake-throttle body intake boot are up for grabs, > Do you have an Idle Stabilizer Valve...
• FS Throttle Valve Switch '86-'91
  Historical mailing list - Bob Stevens
  Sat, 2 Aug 2003 13:39:34 -0600
  I just found this switch in my "stuff" pile. Got it 4/22/02 from list vendor and now don't need it. $40...
• Re: CO Adjusting Screw. PO Set it All The Way In? Base Setting?
  Historical mailing list - neil n
  Thu, 21 Jun 2012 15:35:21 -0700
  ...foot taken off gas pedal, throttle valve switch and butterfly closes, IF very little or no air came through the AFM air bypass, the...
• Re: engine revving at idle
  Historical mailing list - David Beierl
  Fri, 9 Jul 2010 01:03:32 -0400
  ...I fix this? Is it just a matter of adjusting the >throttle valve? Why does it get continuity when it snaps back into place...
• FW: Engine cutting out/stumbling problem
  Historical mailing list - Marshall Williams
  Fri, 6 Aug 1999 12:17:11 -0700
  ...I took it back to the mechanic that did the original throttle valve replacement. He said that the valve was way out of adjustment...
• High Idle
  Historical mailing list
  Sun, 20 Apr 1997 22:27:08 -0500 (CDT)
  ...Dirt and crap inside the idle stabilizer valve. 3. Incorrectly adjusted limiting screw on the throttle valve. 4. Throttle valve switch not closing at...
• Re: hi/low idling on '87 2.1L
  Historical mailing list - David Beierl
  Thu, 6 Jan 2000 18:51:54 -0500
  ...of adjustment? what does >this throttle valve swich do anyway? This switch signals closed-throttle and wide-open-throttle to the ECU. It must...
• idle problem - fixed
  Historical mailing list - Alistair Bell
  Mon, 16 May 2005 16:22:49 -0700
  ...BTW all electrical connections were cleaned, throttle switch operation verified, idle unit working, ign timing spot on, as was valve timing. Alistair '82 westy...