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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 13+: 60 results shown for Vacuum switch.

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

• Re: HELP!!!!! stuck idle!
  Historical mailing list - Peter Cassidy
  Mon, 8 May 2000 11:54:31 +0100
  ...50MPH. - Checked for air leaks around the throttle switch and intake plenum. Nope! - Checked all vacuum hoses were not sucking air in. Temporarily disconnected...
• Re: Peloquin experience?
  Historical mailing list - Lee Peterson
  Fri, 16 Nov 2007 07:17:18 -0800
  ...No switch, no panel, no vacuum reservoir. I'm hoping the Peloquin locker setup would be an easier way to go than a stock...
• Re: RPMs constant, but pulsing vibration at idle
  Historical mailing list - Stuart MacMillan
  Wed, 25 Mar 2015 14:00:55 -0700
  ...idle control valve idle control module throttle body throttle switch vacuum lines/hoses checked for intake leaks, none motor mounts transmission mount 02 sensor...
• No cold start and the shaft from the shop (long)
  Historical mailing list - Jim Gregory
  Thu, 16 Jan 2003 16:59:04 EST
  ...I ran the pin test on the ECU harness, checked timing, tightened all clamps for vacuum leaks and, checked the throttle positioning switches. Still...
• Re: Right turn into driveway kills engine (1.9L '84 2-WD)
  Historical mailing list - Daniel Rotblatt
  Sat, 16 Jul 2011 11:32:38 -0700
  ...The vacuum lines where old and cracked - since I fixed them this hasn't happened. $6 or so of vacuum line and 15 minutes...
• cruise control
  Historical mailing list - Julianna Thoennes
  Tue, 3 Dec 2002 09:38:25 -0800
  ...It does not draw vacuum off the engine. Most cruise control units do draw vacuum off the engine to operate. This is ineffecient in...
• Re: My Syncro Locking Diff is Possessed
  Historical mailing list - ERIC ZENO
  Thu, 1 Aug 1996 07:49:36 -0400 (EDT)
  ...Then disconect and plug the vacuume line in the engine compartment. If it stays in the unlocked position the problem is the valve in...
• Re: Loss of power at low revs
  Historical mailing list - Evan Mac Donald
  Fri, 23 Dec 2005 16:53:48 -0800
  ...as for the throttle response, it could be a lot of things, but I'd check the throttle position switch first. Most years have...
• Re: Another Vanagon Throttle Question ('87 Wolfsburg)
  Historical mailing list - Tim Demarest
  Tue, 3 May 2005 14:33:08 -0400
  Among other causes, both problems *may* be caused by sticky or mis-adjusted throttle switches. There's a switch that signals the ECU that...
• Re: Need ECU for 1.9L
  Historical mailing list - Rocket J Squirrel
  Sat, 5 Jul 2014 07:10:27 -0700
  ...Check the throttle switch, then the air flow > meter, and make sure the vacuum advance and retard is working properly. On > the 1.9L...
• Re: Cruise Control Parts Shared With Rabbit?
  Historical mailing list - Raimund Feussner
  Tue, 11 Aug 2009 22:46:29 +0200
  ...1:19 PM, Raimund Feussner wrote: > >> The Vanagon also shares the vacuum pump, the throttle control element, >> the brake/clutch valves. >> You can also...
• Re: R-134a and lube amounts... PLEASE HELP!
  Historical mailing list - Larry Alofs
  Wed, 3 Jul 2002 21:42:11 -0500
  ...Check your Bentley; there is a switch that speeds up the radiator fan when that pressure gets above 210 psi. Add refrigerant slowly with...
• H2O tank senders solved!
  Historical mailing list - "David Beierl (by way of David Beierl )"
  Fri, 7 Jan 2000 15:04:02 -0500
  ...The top switch is normally open and the bottom switch is normally closed. The two foils are shorted together below the bottom resistor/switch...
• Re: Syncro diff problem
  Historical mailing list - Don McCallum
  Thu, 11 Jun 1998 00:24:11 +0100
  ...The easiest way to check the servo for leaks is to take it off and suck on the two vacuum pipes! 3. Check the...
• Re: Stopped in Moro... fuel?
  Historical mailing list - Dennis Haynes
  Fri, 21 Oct 2016 01:42:17 +0000
  Ignition switch also. Power on during cranking but dropping out between crank and run or not on for run. Dennis, From my phone. ________________________________ From...
• Re: Air Conditioning help
  Historical mailing list - Stephen Grisanti
  Wed, 22 Jan 2014 08:04:55 -0800
  ...The only real difficult fitting is the switch manifold on the high pressure hose to the expansion valve. A tee and a "trinary" switch...
• Re: Rear diff lock
  Historical mailing list - Don McCallum
  Tue, 23 Jun 1998 20:18:52 +0100
  ...The easiest way to check the servo for leaks is to take it off and suck on the two vacuum pipes! 3. Check the...
• Re: 86 vanagon high idle
  Historical mailing list
  Thu, 4 Apr 1996 06:14:27 -0500
  ...replaced throttle position switch with > up date. Check for the obvious vacuum leaks. Complete tune up > check. Check for cloggs in preheating. What am...
• Re: Digifant performance stuff.
  Historical mailing list - Mark Keller
  Tue, 14 Nov 2000 10:32:29 +0000
  ...BTW the closed loop operation is disabled at WOT, by the micro switch, so the suggestion to go closed loop would not have an...
• Re: Lousy idle video
  Historical mailing list - Scott Daniel
  Wed, 21 Aug 2013 20:44:08 -0700
  is thethrottle switch making contact at idle ? that's super important. Assuming no intake leaks, running stronly on all cylinders , no exhaust leaks, and...
• Rough Idle and Rich running ('84)
  Historical mailing list - Gerald Skerbitz
  Mon, 29 Apr 1996 13:01:37 -0500 (CDT)
  ...idle switches -- working perfectly. Yet to do (will get to VERY soon): Fuel Pressure Regulator (the one in there is pretty new) Vacuum (would...
• Re: AFM symptom? Won't Start After Being Off for +1 min.
  Historical mailing list - Jake Beaulieu
  Tue, 27 Jan 2004 09:58:02 -0800
  ...I did find a vacuum leak which fixed the cold start symptom. Now If I start it up first thing in the morning it...
• Re: AC High Side - line leak - rubber hose
  Historical mailing list - Roger Sisler
  Thu, 19 Jun 2008 12:54:30 -0400
  ...That vacuum pump thingie will work, but it needs to be left on for a long time. Lots of people leave a regular vacuum...
• Re: Poor fuel consumption 81 aircooled- aux air reg bad?
  Historical mailing list - Stan Wilder
  Sun, 30 Dec 2001 15:21:15 -0600
  ...The above timing is supposed to be 7.5 at 800-900 with the vacuum line dis connected. I think you got low vacuum...
• Re: AC High Side - line leak - rubber hose
  Historical mailing list - Eric Ley
  Thu, 19 Jun 2008 18:42:54 -0400
  ...Let your vacuum pump stay connected, but turn it > off. Watch the gauge for about an hour to see if you loose vacuum. Maybe...
• Re: Failed emission test
  Historical mailing list - HotelWestfalia
  Wed, 1 Jun 2011 09:59:03 -0700
  Check the idle switch operation. It has to switch off when you release the gas pedal. It can be sticky or only working sometimes...
• Re: Van adventure and tech quiz
  Historical mailing list - Dan N
  Tue, 26 Apr 2022 21:01:13 -0700
  1st guess... vacuum issue... 2nd guess... throttle body switch On Tue, Apr 26, 2022 at 8:37 PM Eric Caron <ericcaron96@comcast.net> wrote...
• Re: CO Adjusting Screw. PO Set it All The Way In? Base Setting?
  Historical mailing list - Dennis Haynes
  Fri, 22 Jun 2012 00:32:29 -0400
  ...inserted in the throttle valve switch plug. Maybe archives has info on that. When de accelerating, does vacuum created by engine pull the flap...
• Re: CO adjustment, can this add power if enriched to the upper end of the scale?
  Historical mailing list - Mark Ingalls
  Thu, 3 Jan 2002 05:21:34 -0600
  When the throttle switch is made up at wide open throttle, yes. Otherwise the 02 sensor should adjust it back to 14.7 to...
• Re: "84 westy stalling problem
  Historical mailing list - Chris S
  Mon, 13 Oct 2008 09:10:37 -0400
  ...Check all vacuum lines. I think that is a good start. Others may have additional suggestions. 2008/10/12 ila gandy <ila_dale@mac...
• Re: Digijet Idle problem
  Historical mailing list - Benny boy
  Mon, 5 Jun 2006 00:02:28 -0400
  ...checked for vacuum leaks until I am sick of checking, and I can't find the problem. The throttle postion switch works and seems...
• Billy Bones Returns
  Historical mailing list - Warren Lail
  Mon, 13 Sep 2004 08:22:56 -0500
  ...Does this sound like a throttle switch problem to anyone? Any ideas? Could I have washed sand or grit into the throttle switch area...
• Idle stabilization control question
  Historical mailing list - Tim Marciniak
  Fri, 9 Mar 2007 17:03:26 -0600
  ...I had even more driveability issues. -adjusted and checked throttle position switch -cleaned idle stabilzation control valve with carb cleaner and verified that its...
• Re: More info on tencentlife's motors....
  Historical mailing list - Todd Last
  Tue, 22 Jul 2008 19:21:02 +0000
  ...am offering the exhaust systems, throttle bodies, oil cooler kits, > > and vacuum switch kits as separate items. The throttle bodies I'm > > investigating having...
• Re: stalling problem when van is running for about 5 minutes.
  Historical mailing list - Bart Prinsen
  Mon, 3 Aug 2009 20:57:12 -0700
  ...them, > and ..the igniton switch, temp sensor II ........ > I'd just inspect things carefully to start with, including vacuum hoses on > the engine. > > and...
• Re: your opinion please - part 2
  Historical mailing list - Darrell Boehler
  Tue, 8 Jun 1999 11:13:11 -0500
  ...After market cruise controls on manual transmissions back in the 60s had switches on the clutch and brake. I have installed several after market...
• A/C Whine
  Historical mailing list - Steve Cotsford
  Tue, 26 Jun 2001 06:49:16 EDT
  ...It disturbs me that there is no low freon pressure switch. Mine leaks very slowly, I have to add a can of R12 every...
• Re: 85 Westfalia Weekender fails Evap test.
  Historical mailing list - Dennis Haynes
  Tue, 16 Jun 2015 17:44:15 -0400
  ...Check for vacuum leaks, injectors again, Bad valves. Oxides of Nitrogen (NOx). Excessive combustion pressures or peak flame temperatures under load. Ignition timing, gear...
• slight surge from 2000 to 3000 to 2000 and back
  Historical mailing list - Matthew Pollard
  Fri, 9 Mar 2001 11:55:25 -0800
  ...switchs turn off as soon as you move the accelerator cable and when fully open. Air filter new. Ohhh, new seat swivel. All vacuum...
• Re: 1985 Vanagon 1.9l Digijet No Start
  Historical mailing list - Mark Pinnell
  Tue, 8 Nov 2022 21:25:42 -0500
  ...Check the TPS (throttle position switch) - you must hear a click as soon as you move the accelerator. Check all small vacuum hoses. Check...
• Re: flooding digifant
  Historical mailing list - Joe Beckham
  Mon, 9 Nov 1998 08:04:16 -0800
  ...Reset the idle control switch. Paid special attention to the coolant temp. switch. Left engine compartment open and will check again in the morning...
• Re: WTB: Complete Fuel injection system for 1982 Vanagon
  Historical mailing list - Eric Zeno
  Tue, 7 Sep 2004 11:14:41 -0400
  ...Resistor Pack > Wiring Harness > AFM > Cold-start injector > Thermal time switch > Various required vacuum hoses. > > We'll be sourcing our own fuel hose and...
• Re: vanagon Digest - 26 Apr 2007 to 27 Apr 2007 - Special issue (#2007-436)
  Historical mailing list - Jake Beaulieu
  Fri, 27 Apr 2007 15:34:04 -0400
  ...Thermo-time switch is working correctly, thus the cold start valve is only injecting when it should (i.e. for the first 7 sec...
• Re: Throttle body question
  Historical mailing list - Alistair Bell
  Wed, 11 Jun 2014 11:48:52 -0700
  ...Throttle body question > > The little vacuum port on the throttle body - I believe the orifice is > covered by the throttle plate when throttle closed...
• Happy Friday! Some fule injection and idle tips.
  Historical mailing list - Dennis Haynes
  Sat, 30 Apr 2022 03:47:04 +0000
  ...One my chuckles is the frequent suggestion of checking the throttle switch. While it is there for a number of purchases, it does little...
• Re: ARG! HELP! fuel pump problems
  Historical mailing list - Greg Marshall
  Thu, 16 Jan 2003 10:34:03 -0500
  ...If it is a vacuum problem, how long should I have to run the van with the fuel filler cap off? I just tried...
• Re: 87 2.1 dies after 30 seconds
  Historical mailing list - Kevin Duvernay
  Fri, 27 Feb 2015 16:21:48 -0600
  ...good >> throttle switch is adjusted good >> idle control valve and module are both good >> ECU is good >> the purple and white vacuum lines appear...
• Re: 1.9 to 2.1 conversion question
  Historical mailing list - Mike Collum
  Mon, 6 Apr 2009 16:20:38 -0400
  ...The 2.1 air box won't fit the 1.9 OEM mounting because of the idle booster switch(s) (if you have air...
• Re: TenCentLife TPS experience??
  Historical mailing list - Scott Daniel - Turbovans
  Tue, 5 Oct 2010 16:45:47 -0700
  ...measuring air pressure/vacuum .. and responds to that .........and that has to be far superior to depending on a mechanical switch .. considering that throttle...
• Re: Subject: 86 Vanagon intermittently shuts off at speed
  Historical mailing list - Mike
  Fri, 19 Mar 1999 10:48:09 -0500
  I for one have discovered the ignition switch to be the culprit of unexplained electrical gremlins. My headlights, wiper/washer and rear heater fan...
• Re: stalling problem when van is running for about 5 minutes.
  Historical mailing list - Scott Daniel - Turbovans
  Mon, 3 Aug 2009 17:55:15 -0700
  ...grounds, and corrosion at them, and ..the igniton switch, temp sensor II ........ I'd just inspect things carefully to start with, including vacuum hoses...
• Re: Throttle body question
  Historical mailing list - Alistair Bell
  Wed, 11 Jun 2014 17:52:30 -0700
  ...9:04 AM, Alistair Bell <albell@shaw.ca> wrote: >>>> The little vacuum port on the throttle body - I believe the orifice is covered by...
• Re: Syncro diff light!!!!!!
  Historical mailing list - EMZ
  Mon, 27 Dec 1999 00:09:06 -0500
  ...lock is controlled by vacuum. This maybe your problem, as the valves are known to leak. It maybe holding the servo in between. On...
• Fw: What's Wrong with my 83' Vanagon?
  Historical mailing list - The Hammad Family
  Sat, 22 Sep 2001 00:32:24 -0400
  ...I have replaced all engine gaskets, (including heads) water pump, thermostat, fan switch, fuel filter, O2 sensor, piston rings, complete tune-up and probably...
• Re: Re: � � � Experiment
  Historical mailing list - ROBERT DONALDS
  Tue, 27 Jul 2004 17:21:54 -0400
  ...a vacuum switch or an throttle switch might work steam powered vanagons I like it going faster miles an hour with the radio on...
• Re: [T2] Air Cooled Vanagon Won't Start in cold weather
  Historical mailing list - Tom Young
  Sat, 16 Nov 2002 09:20:25 -0800
  ...the thermo-time switch/cold start valve setup, the Temp Sensor I and the Temp Sensor II. These 3 things would be the first...
• Vanagon Syndrome Update
  Historical mailing list - Keith Ovregaard
  Wed, 12 Oct 2005 20:15:50 -0700
  ...What is that supposed to mean, 430 to 20ma range?) Idle Stabilizer control unit (contacts are fine) Throttle valve switch adjustment- I need to...
• The price of air conditioning
  Historical mailing list - Philip R. Hanlon
  Mon, 23 Dec 1996 22:04:08 -0600
  ...Like the "price of admiralty," it's high! Except for several recharges and one switch problem, all was well until 1995. Following an engine...
• Re: 1985 Vanagon 1.9l Digijet No Start
  Historical mailing list - Eric Caron
  Tue, 8 Nov 2022 22:38:38 -0500
  ...TPS (throttle position switch) - you must hear a click as soon as > you move the accelerator. > > Check all small vacuum hoses. > > Check the large...
• Cold Start Unsolved: Help
  Historical mailing list - Rob Lebo
  Mon, 23 Aug 1999 09:08:17 +0000
  ...As I mentioned in last weeks post, I replaced the Temp 2 sensor and adjusted the throttle switch properly, replaced plugs, distrib cap and...