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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 15+: 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.

• Rough/nonexistent idle
  Historical mailing list - Danny Fuller
  Mon, 17 Jan 2000 13:33:57 -0800
  ...I checked the throttle switch, found it wasn't closing on idle, so spent quite some time getting it adjusted right on the money...
• Re: Arduino and Vanagons
  Historical mailing list - Brett Ne
  Tue, 3 Dec 2013 19:07:14 -0800
  ...the throttle switch input. But then, there may be driveability issues > >> with > >> > that approach; there may need to be some baseline idle valve air...
• Re: 85 Westy stumbling?
  Historical mailing list - Jonce Fancher
  Fri, 13 Jul 2007 18:37:52 -0400
  ...Come find out the Lifters were over chargeing and floating the valves so I would loose compression and everything else. I rebuilt this motor...
• Re: Digijet Idle problem
  Historical mailing list - Carl Kralik
  Mon, 5 Jun 2006 19:19:53 -0400
  ...The throttle postion switch works and seems > to > be adjusted properly. The customer swears up and down that the van ran > perfectly smooth at...
• 1.9L white smoke
  Historical mailing list - Bradley Flubacher
  Wed, 7 Mar 2001 22:13:52 -0500
  ...Note, both times it's done this, I was full-throttle (ie, enrichment switch was closed). Any ideas? Bradley Flubacher State College, PA
• Re: I'm rich, filthy stinking rich...
  Historical mailing list - kenneth d lewis
  Tue, 18 Jan 2000 20:47:14 EST
  ...I got about a mile away and (unbeknownst to me) a valve cover fell off. Well this, in effect, produces a tremendous vacuum leak...
• Re: Failed emission test
  Historical mailing list - HotelWestfalia
  Wed, 1 Jun 2011 09:59:03 -0700
  ...Also the idle can be adjusted by the big headed screw on the throttle valve. Not likely that your AFM is at fault. But...
• Re: Vanagon Engine Problem
  Historical mailing list - wb6otg
  Wed, 31 Jan 2001 15:42:55 -0500
  ...Adjusted Throttle Valve Switch at 201,643 miles. > > 5. Performed all recommended service at recommended > intervals for 13 years.
• Re: It's time to hit that idle Stabilizer on the head!!!
  Historical mailing list - John Bange
  Mon, 3 Sep 2007 22:33:14 -0700
  ...The throttle switch throws it into a "standby" condition, and the PS pump switch merely modifies what it considers optimum RPM. Easy as a...
• Re: Moral qestion--Now diagnostics
  Historical mailing list - Mike Collum
  Thu, 18 Jan 2007 15:30:37 -0500
  ...ones at the AAR. >>> Removed, cleaned throttle body, sealed at inlet, no light shines through >>> butterfly valve. Changed oil, used Marvel Mystery in hopes...
• Re: AC - is it just me?
  Historical mailing list - EMZ
  Tue, 5 May 1998 12:29:28 -0400
  ...not having to over throttle the motor. The down side is the control weres out. SOme vehicles have a switch, that when flooring the...
• Re: Iow idle problem follow-up
  Historical mailing list - Dennis Haynes
  Wed, 24 Dec 2014 11:27:28 -0500
  ...Since adjusting the closed throttle stop you should check to endure the throttle switch is still working. Yes your fuel economy is higher than...
• Re: '91 Westy Coolant/Fan
  Historical mailing list - Bob Stevens
  Sun, 10 Feb 2002 17:22:49 -0700
  ...No leaks or coolant loss. > While continuing to "mess" with the idle (it's high-1200-1400) and > cleaning > the throttle valve switch and...
• Re: future is looking bleak....
  Historical mailing list - Robert Steven Fish
  Sat, 20 Jul 2002 00:07:16 +0200
  ...but do definately also check that idle switch on the throttle housing... it is relatively easy to check (not so easy to adjust precisely...
• Re: Cold Engine Problem - Please !Help
  Historical mailing list - Kevin
  Thu, 19 Aug 2004 23:13:19 -0400
  Rich, Check your throttle position switch, sometimes they don't close properly and can cause this problem. If you can get a digitool or...
• Re: Miss at idle?
  Historical mailing list - Tyler Hardison
  Fri, 13 May 2016 14:07:39 -0700
  ...Stabilizer Module.. > > > > I know that I need to adjust the throttle body micro switch. I've just > been > > lazy.. > > > > Anything else I should be...
• Re: extreme idle from hell results...air flow meter!
  Historical mailing list - Matthew C. Huntley
  Thu, 10 Feb 2005 09:48:39 -0800
  ...Checked throttle switch per Bentley and found it to be ok. I have a nicely humming idle control valve which was cleaned anyway. Swapped...
• Re: Darn idle, stalling, running rich...
  Historical mailing list - Scott Daniel - Turbovans
  Sat, 6 Oct 2012 13:53:34 -0700
  ...valve many times and just replaced it with a brand new > one > Checked and adjusted throttle switch > Replaced AFM (NOT new) > Replaced throttle body...
• Re: Emissions testing 2.1
  Historical mailing list - Dennis Haynes
  Sat, 6 Mar 2004 16:13:26 -0500
  ...Throttle position switch, Temp II switch, AFM, Oxy sensor, CAT, exhaust system leaks, air intake leaks, vacuum leaks, air filter, timing, cap & rotor, ignition...
• Re: Idle issues
  Historical mailing list - Neil N
  Mon, 18 May 2020 09:35:08 -0700
  ...Frankly I think using the 1.9 aux air valve etc and throttle switches might be preferable to the Digifant parts but then all...
• CO Adjusting Screw. PO Set it All The Way In? Base Setting?
  Historical mailing list - neil n
  Thu, 21 Jun 2012 11:36:14 -0700
  ...I've done a full tune up, new O2 sensor & cat, cleaned grounds, repositioned AFM wiper, adjusted throttle valve switch. (it consistently closes just...
• Re: Engine stalling at high speed
  Historical mailing list - Tyler Hardison
  Sat, 16 Apr 2016 14:31:00 -0700
  ...of last year. > > Cleaned and tested the auxiliary air valve last month. > > New throttle body gasket last month. > > New fuel filters last month. > > New...
• Re: Arduino and Vanagons
  Historical mailing list - Brett Ne
  Tue, 26 Nov 2013 11:26:51 -0800
  ...the throttle >> >>> is just off idle or at WOT? (throttle enrichment switch activated or >> >>> not). >> >>> >> >> >> >> Maybe, maybe not. Maybe the idle throttle opens fully...
• follow up to original inquiry (stumbling 89 GL 2.1)
  Historical mailing list
  Tue, 13 May 1997 21:35:45 -0400 (EDT)
  ...the voltage to the idle stabilizer valve and made sure it was humming, reset the throttle valve switch, replaced plugs, rotor, dist. cap. I...
• Re: Weird running issue with 86 Vanagon , tried dozens of things
  Historical mailing list - Scott - IMAP
  Sun, 14 Aug 2016 21:27:18 -0700
  ...Air Flow Meters, with and without adapter > harness. > Checked carefully that throttle switch is making contact at idle and WOT > ..tested that clear to...
• Re: Hello, new here. Mechanic question
  Historical mailing list - Dennis Haynes
  Fri, 14 Feb 2014 19:43:59 -0500
  ...The throttle switch will not fix any of this! A new catalytic converter may clean this up to get it to pass the test...
• Re: Questions/Advice Needed 1980 VW Westphalia
  Historical mailing list - Scott Daniel - Turbovans
  Fri, 18 May 2012 13:31:25 -0700
  ...Be sure the wiring is not switched with the cold >>> start >>> valve or thermal time switch. This device was used on a lot of...
• Re: Fuel additives...Friday (Is this for real?)
  Historical mailing list - Sam Bateman
  Sat, 6 Feb 1999 20:31:34 EST
  ...locally) through the quick-connect nipple my mechanic >installed on the throttle valve housing on my '85 whilst revving the >hell out it seems...
• Re: Digifant II 'Diesel' Conversion Pics
  Historical mailing list - David Marshall
  Tue, 18 Sep 2001 19:44:53 -0700
  ...The throttle valve hit the fuel pressure regulator... perhaps on a second revision! :) The oil filter is still quite accessible - lots of room around...
• Re: "Recorder with warning switch" - what is this? (Solved, thank s!)
  Historical mailing list - Gary Shea
  Mon, 14 Oct 2002 10:32:19 -0600
  ...not-particularly-clever strategy of wrenching the linkage out of the throttle valve and leaving it bent beyond repair and hanging in clear view...
• Re: Tips on replacing Temp 2 sensor The easy way!
  Historical mailing list - Dennis Haynes
  Mon, 26 Jan 2015 18:12:29 -0500
  ...Cleaned connections in engine compartment, replaced battery ground strap and checked transmission ground strap Fuel lines Fuel pump & filter Set throttle switch Cleaned throttle...
• Digitool saves the day
  Historical mailing list - Mark Drillock
  Fri, 24 Dec 1999 06:25:08 -0800
  ...by the ecu. > TS led indicates the throttle valve / butterfly is at idle or full > throttle. > Coil led indicates the coil is being pulsed...
• Slight over run popping from exhaust..84 (inline VW with Digifant )
  Historical mailing list - Don Hanson
  Mon, 3 Aug 2009 16:30:05 -0700
  ...It seems like there may be some kind of throttle switch that might be 'going south' or something..allowing some unburned fuel to pass...
• Re: First Long Drive, some observations
  Historical mailing list - John Bange
  Mon, 1 May 2006 22:19:08 -0700
  ...What happened here? The O2 sensor is new, could I have an AFM > problem? Throttle idle switch? Maybe the idle controller acting up? I...
• Re: Arduino and Vanagons
  Historical mailing list - JRodgers
  Tue, 26 Nov 2013 15:24:11 -0600
  ...the throttle >>>>>> is just off idle or at WOT? (throttle enrichment switch activated or >>>>>> not). >>>>>> >>>>> >>>>> Maybe, maybe not. Maybe the idle throttle opens fully...
• Re: AT fluids
  Historical mailing list - dylan friedman
  Fri, 24 Feb 2006 06:49:07 -0800
  ...The valve body is an interesting hydraulic analog computer which controls the shift points by balancing the demands from your foot (throttle pressure) against...
• Re: idle stabilizer: valve, control unit or both?
  Historical mailing list - Wolfgang Ziegler
  Thu, 11 Sep 2003 10:45:10 -0400
  ...ISV, the engine was idling fine. >> > >> >I have checked the gas throttle switch and it seems to be OK. Next step, >I >> >am going...
• Re: O2 voltage when cold
  Historical mailing list - Chuck Mathis
  Mon, 18 Dec 2000 17:24:12 EST
  ...I had a cold idle problem last year that I traced to the throttle position switch. Is your TP light on when you don...
• Re: Starting issue - low idle and wants to stall
  Historical mailing list - Scott Daniel - Turbovans
  Sat, 2 Jul 2011 20:37:54 -0700
  hi Robert, sounds like the Air Valve and / or Control unit for it behind the right tail light are not working. it 'should' .. when...
• Re: AFM failure
  Historical mailing list - Alistair Bell
  Thu, 16 Apr 2020 16:43:58 -0700
  ...I used to get inconsistent part/trailing throttle smoothness which I had put down to bad throttle position switch and or setting. I’ve...
• Re: Arduino and Vanagons
  Historical mailing list - Angus Gordon
  Tue, 26 Nov 2013 11:45:37 -0800
  ...the >>> throttle >>> >>> is just off idle or at WOT? (throttle enrichment switch activated or >>> >>> not). >>> >>> >>> >> >>> >> Maybe, maybe not. Maybe the idle throttle opens fully...
• Re: idle surge diagnosis?
  Historical mailing list - Austin
  Mon, 26 Oct 1998 20:15:02 -0800
  ...sensor, good/working/not 'lazy' thermostat, operating throttle switch, mixture setting, especially make sure the Air Bypass Valve is clean and free (see recent...
• Re: Questions/Advice Needed 1980 VW Westphalia
  Historical mailing list - Dennis Haynes
  Fri, 18 May 2012 23:09:44 -0400
  ...Be sure the wiring is not >>> switched with the cold start valve or thermal time switch. This >>> device was used on a lot of...
• COLD START WOES (long)
  Historical mailing list - Rob Lebo
  Wed, 18 Aug 1999 12:59:44 +0000
  ...New Temp 2 sensor, new platnum plugs, oil and filter, idle stabilizer valve removed, cleaned, and verified as operational by hot wiring to 12VDC...
• Re: future is looking bleak....(no Fish content)
  Historical mailing list - Richmond Mike
  Fri, 19 Jul 2002 16:55:50 -0400
  ...AirFlowMeter for the intermitent "pauses" in power at highway full throttle... could also be the idle switch, but I had the same thing happening...
• Re: Digifant II 'Diesel' Conversion Pics
  Historical mailing list - Alistair Bell
  Tue, 18 Sep 2001 09:25:45 +0000
  ...Why not use the stock manifold? You have to bash the body panels in anycase, and have the throttle valve at the rear of...
• Help diagnose Cinco
  Historical mailing list - Michael Diehr
  Tue, 25 Oct 2005 12:06:56 -0700
  ...injector resistances, throttle closed & open switches, ground Ohms, etc. Note: At one point, the "left relay" test did not appear to have 12v when...
• Re: Digifant start up question> RPMs 'hunt around'
  Historical mailing list - Scott Daniel - Turbovans
  Tue, 12 Jul 2011 21:49:11 -0700
  ...throttle switch, oxygen sensor .. ...and so on.. and ...everything mechanical.. engine condition, everything about air control and intake.. everything about exhaust . take Digifant waterboxers...
• drums scraping backing plate
  Historical mailing list - jake beaulieu
  Mon, 21 Feb 2005 14:10:19 -0500
  ...My big "S" hose from the AFM to the throttle valve had a crack at the bottom, so you could inspect it and think...
• Re: Tips on replacing Temp 2 sensor The easy way!
  Historical mailing list - Stuart MacMillan
  Mon, 26 Jan 2015 12:01:03 -0800
  ...Cleaned connections in engine compartment, replaced battery ground strap and checked transmission ground strap Fuel lines Fuel pump & filter Set throttle switch Cleaned throttle...
• Re: 2.1 Engine idles at 2600 rpm; 2nd computer doesn't fix
  Historical mailing list - Ken Wilford
  Mon, 17 Apr 2006 08:01:47 -0400
  ...Of course you need to check your grounds and the throttle position switch first to see if these could be bad or out of...
• Re: hydraulic lifter article
  Historical mailing list - ROBERT DONALDS
  Sun, 21 Mar 2004 09:06:05 -0500
  ...have you checked the throttle switch and disconnected the oxy sensor Bob Boston Engine ----- Original Message ----- From: "Warren.K.Lail-1" <wlail@OU.EDU...
• Get 80-83 Air Cooled before they go to Ebay
  Historical mailing list - Bill Minor
  Thu, 15 Aug 2002 22:55:09 -0500
  ...pushrods. $40.00 each set #4) Two sets of Type IV valve rocker assemblies. $30.00 each set #5) Three Vanagon Oil Pumps, These...
• Re: vanagon syndrome plus poor gass economy
  Historical mailing list - Roger Whittaker
  Tue, 4 Aug 2009 10:27:47 -0700
  ...idle control valve, new throttle body gasket, >> operating cam and clip for the throttle switch, a new fuel filter, and >> the 22 microfarad capacitor...
• My Vanagon's Inspection Report
  Historical mailing list - PSavage
  Tue, 15 Aug 2000 08:18:30 -0700
  ...needs updated throttle switch. 3 Battery charging system OK; Alternator charging @ 14/80 Amps. (Is this OK?) 4 Front & rear shocks leaking 5 Needs...
• Re: Not Downshifting + bearing replacement info
  Historical mailing list - Jeff Warner
  Wed, 11 Jul 2001 16:59:30 GMT
  ...I > > suspect that there is a vacumm hose or kick-down switch issue here but before > > breaking out the Bentley and sliding underneath I...
• Plug fouling & gas in oil problem....
  Historical mailing list - Alan Cady
  Wed, 21 Dec 2005 08:03:00 -0800
  ...Intake Air Sensor Auxiliry Air Regulator Full Throttle Enrichment Unit Residual Fuel Pressure Unit Throttel Valve Switch Vacume Regulator I need this van drivable...
• Updated For Sale Parts List
  Historical mailing list - Stan Wilder
  Sat, 17 Aug 2002 22:17:57 -0500
  ...mile heads that I bought new. $200.00 each. #9) OneVanagon Valve Covers, $3.00 each. #10) Two right hand (passenger side) heat exchanger...
• Re: Clutch makes Vanagon die
  Historical mailing list - Gary Stearns
  Sun, 12 Nov 2000 10:27:59 -0500
  ...Either the switch is out of adjustment (doubtful), the basic idle speed is too low, (could be since it got worse as weather got...
• Re: 2.1 digifant MV engine Air Flow Sensor Wiring Harness 87 Vanagon
  Historical mailing list - Laurence Smith
  Mon, 25 Feb 2002 20:24:22 -0500
  ...is there any other componant that I should be > looking at, > besides perhaps the throttle switch, which would be > responsible for pushing > the idle...