Skip to main content
Gerry | Vanagon
Checking account...
← vanagon.com home · Continue the discussion in the forum
VanagonEuroVan

Search messages and discussions

Clear search

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 2+: 60 results shown for Throttle valve switch.

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

  • Re: The two throttle valve switches, redux
    Historical mailing list - Michael Elliott
    Wed, 26 Sep 2007 07:22:35 -0700
    Hi Mike, both the full throttle switch and the idle switch connect to the same ECU pin (4) and they both ground it. So...
  • Re: Idle Control System Explanation, please?
    Historical mailing list - David Beierl
    Sat, 14 Mar 2015 15:44:57 -0400
    ...switch in, mostly curious about the module and valve effects on idle >(or lack there of??) Is it possible that my finicky throttle switch...
  • Outcome of the Throttle Switch Saga
    Historical mailing list - David Baker
    Thu, 29 Aug 2002 15:39:00 -0500
    Thanks to all of you that responded to my query concerning the throttle valve switch on my 85 Westy. With your help, I was...
  • Re: Vanagon Syndrome Update
    Historical mailing list - George Goff
    Thu, 13 Oct 2005 01:14:36 EDT
    In a message dated 10/12/05 11:18:18 PM, kovregaard@COMCAST.NET writes: << Throttle valve switch adjustment- I need to get a...
  • Re: I'm Lazy. (Fast idle when cold, sometimes)
    Historical mailing list - John Bange
    Thu, 8 Sep 2005 09:54:38 -0700
    ...throttle switch and its associated wiring and connections are OK, the next step is probably the dang idle controller or idle air valve. Perhaps...
  • Re: Vanagon Syndrome Update
    Historical mailing list - Larry Alofs
    Thu, 13 Oct 2005 08:06:34 -0500
    George Goff wrote: >In a message dated 10/12/05 11:18:18 PM, kovregaard@COMCAST.NET writes: > ><< Throttle valve switch adjustment- I need...
  • Re: throttle switch
    Historical mailing list - Jack R
    Mon, 11 Jan 2021 17:31:26 -0500
    ...Following the idle switch testing procedure posted by Ken at VanAgain, I found a problem with the low throttle switch. With the engine off...
  • Re: High idle at stops
    Historical mailing list - Dan N
    Sat, 26 Aug 2017 11:03:01 -0700
    ...switch, the throttle body gasket and all the vacuum lines... also the idle control unit (behind the passenger tail light), the idle control valve...
  • Re: Throttle valve switch, checking/adjusting
    Historical mailing list - Robert Cardo
    Sun, 10 Apr 2005 21:55:51 -0500
    <<E-mail message dhaynes@OPTONLINE.NET(Dennis�Hayn The surging at idle is actually a sigh the throttle switch is working. If it wasn...
  • Re: idle problems
    Historical mailing list - Scott Daniel - Turbovans
    Tue, 17 Aug 2010 17:09:30 -0700
    ...surging idle, > throttle body tight and returns to stop every time. switch ok and working. > all idle booster and cold start valves have the...
  • Re: Throttle Valve Switch
    Historical mailing list - Jay L Snyder
    Wed, 28 Aug 2002 13:28:56 -0400
    What does the cable across the top do? Cruise control?
  • Re: engine revving at idle
    Historical mailing list - Ry
    Fri, 9 Jul 2010 08:48:13 -0500
    ...engine revving at idle > > > Thanks for all the suggestions - not sure, but I think I found a problem >> with my throttle valve switch. I...
  • Re: The two throttle valve switches, redux
    Historical mailing list - Mike Collum
    Wed, 26 Sep 2007 10:28:31 -0400
    ...Getting that switch to "make" at idle brought things back to normal. Mike Michael Elliott wrote: > Hi Mike, both the full throttle switch and...
  • Throttle Valve Switch Problems
    Historical mailing list - David Baker
    Sun, 5 Jan 2003 12:45:00 -0600
    ...And it's a blessing that my throttle valve switch doesn't close or I would have toasted the insulation long ago! Thanks for...
  • Re: Throttle switches on 1.9 WBX
    Historical mailing list - Howard Fleming
    Fri, 14 Apr 2000 13:52:00 -0400
    The 85 GL that I have has the throttle switch (single) located under the throttle body. Howard hfleming@moosebird.com On 14 Apr 2000...
  • The two throttle valve switches
    Historical mailing list - Michael Elliott
    Tue, 25 Sep 2007 10:18:44 -0700
    ...There are two switches on the throttle valve. One closes when the foot is off the gas pedal, one closes when the pedal is...
  • Re: Fast Idle?
    Historical mailing list - Tim Demarest
    Tue, 4 Nov 2003 11:26:00 -0500
    ...See "Throttle valve, basic adjustment", and "Throttle Valve Switch, checking and adjusting". My '85 has a broken or gunked-up idle switch, which will...
  • Re: Throttle Valve Housing for 1986 Vanagon
    Historical mailing list - Kenneth Wilford
    Fri, 18 Jun 2004 10:11:35 -0400
    ...Throttle Valve Housing for 1986 Vanagon Does anyone have a good used Throttle Valve Housing and Throttle valve switch for an '86 Vanagon GL...
  • 2.1 wbx Compression Test
    Historical mailing list - Neil N
    Thu, 4 May 2017 16:08:33 -0700
    ...all cylinders 120 PSI. (throttle valve switch was DIS-connected though. I smelled fuel. Maybe fuel washed down the cylinders?) Engine warm, bottom of...
  • Re: engine revving at idle
    Historical mailing list - Scott Daniel - Turbovans
    Fri, 9 Jul 2010 11:52:19 -0700
    ...re Is it just a matter of adjusting the throttle valve? no, you adjust the throttle switch. On a 2.1 it can be...
  • Re: Repost on Smog
    Historical mailing list - Gerald Skerbitz
    Mon, 18 Dec 1995 21:43:30 -0600 (CST)
    ...Throttle valve/deceleration/idle switch. It's designed so that if you have your foot off the gas (or it thinks you do) and...
  • Re: Throttle body/idle stabilizer woes...
    Historical mailing list - Germain
    Mon, 15 Sep 2003 21:42:22 -0400
    ...Throttle body/idle stabilizer woes... > Hey Everyone, > I am having two problems...first is...my idle stabilizer is not > working...the valve itself has...
  • Re: engine revving at idle
    Historical mailing list - Mark
    Sat, 10 Jul 2010 18:00:39 -0400
    ...I followed the test on page 24.59 of the > Bentley "Throttle valve switch, checking and adjusting." > > I get continuity when I start the...
  • Re: throttle body round thing underneath
    Historical mailing list
    Wed, 30 May 2001 11:25:09 EDT
    I have these plastic "cams" for the throttle valve switch for $6. They are dealer only but I stock them. Thanks, Ken Wilford John...
  • Throttle switch - am I thinking about this right?
    Historical mailing list - john Runberg
    Mon, 3 Mar 2003 00:15:22 -0500
    I'm trying to diagnose some problems with my '90 and want to make sure I completely understand how the throttle valve switch works...
  • Re: engine revving at idle
    Historical mailing list - Scott Daniel - Turbovans
    Fri, 9 Jul 2010 00:23:09 -0700
    re Is it just a matter of adjusting the throttle valve? no, you adjust the throttle switch. On a 2.1 it can be...
  • Re: Second Request for Help - Throttle Valve Switch
    Historical mailing list - Dave Baker
    Mon, 6 Jan 2003 22:19:25 -0600
    ...Second Request for Help - Throttle Valve Switch > Dave, > > I don't think I fully understand what happened here. Are you talking about > the wires...
  • 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...
  • Re: The two throttle valve switches, question
    Historical mailing list - Mark Drillock
    Wed, 26 Sep 2007 11:37:38 -0700
    During the 85 model year the switch changed from a double switch on top where you can easily see it to a single switch...
  • Throttle Valve Switch: What the...?
    Historical mailing list
    Thu, 25 Oct 2007 14:05:21 -0400
    ...The aforementioned throttle valve switch, after all of my loving care, took a complete crap on me. The switch doesn't click on at...
  • pesky throttle switch
    Historical mailing list - Austin
    Sun, 16 Aug 1998 13:07:38 -0700
    ...I have traced the problem to a throttle switch that sometimes >doesn't close at idle. >snip< >It's as if the throttle valve...
  • Re: Throttle body issues
    Historical mailing list - Dan Krautkremer
    Wed, 11 Feb 2009 18:44:26 -0800
    Does anyone know if the throttle body or throttle valve switch was used on any other vehicle. I spent the day in a junckyard...
  • Re: Vanagon Syndrome Update
    Historical mailing list - Christopher Gronski
    Thu, 13 Oct 2005 09:19:21 -0400
    ...12/05 11:18:18 PM, kovregaard@COMCAST.NET writes: > > > ><< Throttle valve switch adjustment- I need to get a very thin feeler gauge >> > > > >Not...
  • 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: Bouncing idle......
    Historical mailing list - Karl Mullendore
    Fri, 11 Feb 2000 08:38:42 -0500
    ...If no, you may need to clean the throttle body and/or switch, the switch must close for the idle stabilizer valve to operate...
  • Re: Now what? Engine idles then revs up
    Historical mailing list - David Beierl
    Fri, 11 Mar 2011 17:20:53 -0500
    ...throttle allowed to close slowly, the switch has to close reliably. If that's good check the basic idle speed with idle speed valve...
  • Re: Throttle body issues
    Historical mailing list - Scott Daniel - Turbovans
    Wed, 11 Feb 2009 20:22:42 -0800
    ...Throttle body issues > Does anyone know if the throttle body or throttle valve switch was used on > any other vehicle. > > I spent the day...
  • Re: full throttle switch boost?
    Historical mailing list - Dennis Haynes
    Thu, 30 Aug 2001 21:18:47 -0400
    ...full throttle switch boost? If you have a digitool hooked up when the full throttle switch is made up, you will see the volts...
  • Re: where to get a full throttle switch?
    Historical mailing list - Dennis Haynes
    Fri, 31 Aug 2001 15:42:54 -0400
    ...where to get a full throttle switch? Well the wise people on the list have convinced me I need a full throttle switch so...
  • Re: High Idle Solution!
    Historical mailing list
    Wed, 6 Feb 2002 10:52:32 EST
    ...don't need a switch just an adjustment or the $6 plastic cam that goes under the throttle valve is worn out. Always check...
  • Idle test for digifant.
    Historical mailing list
    Thu, 8 May 1997 12:45:17 -0500 (CDT)
    ...connect the multimeter to the wires going to the switch. The switch is located under the throttle valve. 3. Open the throttle valve wide...
  • rebuilding throttle body
    Historical mailing list - Mark McCulley
    Thu, 17 May 2001 18:39:45 -0400
    ...The result is an inconsistent idle and problems setting the throttle position switch because the valve does not always return to the same position...
  • Re: Throttle Valve Switch: What the...?
    Historical mailing list - Jake de Villiers
    Thu, 25 Oct 2007 11:18:42 -0700
    ...course. > > The aforementioned throttle valve switch, after all of my loving care, > took > a complete crap on me. The switch doesn't click on...
  • Re: The two throttle valve switches, question
    Historical mailing list - Mike Collum
    Wed, 26 Sep 2007 14:40:04 -0400
    The switch for your neighbor's '85 is located underneath ... not out in the open like yours. It's a single switch that closes...
  • Re: 1.9-idle probs&mixture
    Historical mailing list - Scott W.
    Sat, 8 Feb 2003 06:19:51 -0800
    i adjusted the (new)throttle switch per bently,which from memory is screw it down until it closes, then one full turn more. i...
  • Final - 91 bucking and Digitool
    Historical mailing list - Nathaniel Merrill
    Mon, 22 Mar 1999 08:36:20 -0800
    Last post I spelled out the symptoms and the digitool readings which pointed me directly to a faulty throttle position switch. I purchased a...
  • Re: engine revving at idle
    Historical mailing list - Mark
    Thu, 8 Jul 2010 21:02:12 -0400
    Thanks for all the suggestions - not sure, but I think I found a problem with my throttle valve switch. I followed the test on...
  • Re: Regarding Darrell and his Digitool
    Historical mailing list - Lawrence Johnson
    Tue, 7 Mar 2000 08:20:00 -0500
    ...throttle switch that I have played with, has a small microswitch which is closed by a double cam on the throttle butterfly valve shaft...
  • Throttle body/idle stabilizer woes...
    Historical mailing list - Jesse and Monica Johnson
    Sun, 14 Sep 2003 18:05:08 -0400
    ...Took apart the throttle body and cleaned and lubricated everything....set the switch up...but i am having a vacuum leak now...it seems...
  • Lunch with Bentley
    Historical mailing list - Dave Kautz
    Mon, 21 Nov 94 14:07:08 PST
    ...The EGR on my '74 is off at idle and off at full throttle and switched on in between. If the EGR valve is...
  • Re: Throttle Body swap later 2.1 off a late 1.9 into early 1.9
    Historical mailing list - TC
    Sun, 21 Oct 2007 10:16:37 -0700
    ...the 2.1 throttle body is 50mm well my spare that I thought was a 2.1 style has butterfly valve that is 44mm...
  • FW: Idle Control Issues
    Historical mailing list - Robert Clemmer
    Fri, 19 Jul 2013 18:48:27 -0400
    ...Turned out to be the throttle position switch was out of adjustment and wasn't indicating closed throttle. When I'd tap the pedal...
  • Re: WTB: Throttle Valve Housing for 1986 Vanagon
    Historical mailing list - Frank Condelli
    Fri, 18 Jun 2004 07:21:54 EDT
    ...Does anyone have a good used Throttle Valve Housing and Throttle valve = switch for an '86 Vanagon GL? < < See my _Vanagon Items Forsale_ (http...
  • Idle Control System Explanation, please?
    Historical mailing list - Kevin Duvernay
    Fri, 13 Mar 2015 19:51:35 -0500
    ...Anyways, Ill save those questions till after i get the new throttle body and switch in, mostly curious about the module and valve effects...
  • 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: High idle - throttle position switch
    Historical mailing list - Dennis Haynes
    Sat, 6 Aug 2011 09:37:19 -0400
    ...High idle - throttle position switch > > Shawn, that is kind of normal for a switch to ohm out with a minute > resistance. Try unplugging your...
  • 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...
  • 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: engine revving at idle
    Historical mailing list - David Beierl
    Fri, 9 Jul 2010 01:03:32 -0400
    ...VW designed it poorly and when it wears it makes the closed-throttle switch setting more tricky. This must be correct or the engine...
  • Re: How long does it take your Vanagon to warm up
    Historical mailing list - Warren Lail
    Sun, 15 May 2005 08:25:20 -0500
    ...I think that the throttle plate itself > is worn and > sticks, and this sometimes keeps the switch from opening and closing > properly. I am...