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Page 4+: 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: Differential Lock curiosity
  Historical mailing list - Dr. Rainer Woitok
  Wed, 2 Dec 1998 12:30:49 +0100
  ...This is from memory and could be wrong, but I think it's the first and third vacuum hose leading to the switch you...
• Re: Compression braking & Power Loss
  Historical mailing list - dooley
  Fri, 24 Feb 2006 19:49:07 -0500
  ...On gasoline engines it's > > >actually VACUUM braking, i.e. the pistons are pulling against a vacuum in > > >the intake tract. The big air...
• More Syncro DIff-lock Questions
  Historical mailing list - Malcolm Stebbins
  Wed, 2 Dec 1998 12:27:22 +0000
  ...2) What is the advantage of a vacuum activated diff-lock switch? 3) the diff-lock vacuum bottles lines (or Y connectors) were making...
• Re: Installing cruise on Vanagon
  Historical mailing list - John Carpenter
  Fri, 28 Jun 2002 17:32:36 EDT
  ...or a leaking vacuum line then the problem most likely lies in the brains of the unit or in the switch that sets the...
• Re: Need Vacuum hose connector part
  Historical mailing list - Karl Wolz
  Tue, 31 Aug 1999 07:34:51 -0700
  ...There is a "Y" hose that connects those two switches > to a larger vacuum hose and there is a connector (plastic/nylon) that > attaches...
• Re: '88 Vanagon Cruise Control question
  Historical mailing list - Ken Wilford
  Mon, 5 Mar 2012 09:31:46 -0500
  ...Usually I find that the problem is that one of the front vacuum switches at the pedals is out of adjustment. Check it with...
• Re: Throttle body question-Throttle switch!
  Historical mailing list - George Laubach
  Sat, 14 Jun 2014 08:08:33 -0400
  ...Alistair Bell <albell@shaw.ca> wrote: >> >> >> >> >> >> I think tencentlife had a vacuum switch out before GW did. I thought about >> buying his but stalling...
• Re: Mystery Switch
  Historical mailing list - neil n
  Wed, 11 Aug 2010 16:45:30 -0700
  ...is to release the switch. It has one elctrical > connection n one end, and it appears to have a vacuum hose attached to > it...
• Re: Hesitation off idle, throttle body issues?
  Historical mailing list - Stuart MacMillan
  Mon, 12 Jan 2015 13:20:04 -0800
  ...throttle body preventing accurate adjustment of the switch. Also, the braided hose that the purple vacuum tube slips into seems a little damaged, may...
• Re: Still trying to diagnose an off idle stumble.
  Historical mailing list - Karl Wolz
  Sun, 2 Nov 2014 23:40:31 -0700
  I'd take a look at the throttle position switch adjustment. This is critical for driveability. Karl Wolz Sent from my electronic umbilicus > On...
• Re: [Syncro] Front diff lock light not blinking
  Historical mailing list - Per Lindgren
  Tue, 26 Oct 1999 12:33:27 +0200
  ...So check your vacuum lines and the rubber connections at the > diff lock servos as well as at the diff lock switches. Or perhaps...
• Re: Compression braking & Power Loss
  Historical mailing list - Dennis Haynes
  Fri, 24 Feb 2006 14:08:39 -0500
  Actually, when the throttle valve switch is closed, and the engine is being forced to overrun, Digijet turns the injectors completly off at ~1...
• Re: Stumble/stall/high idle '91 carat
  Historical mailing list - Ken Wilford
  Sat, 24 Sep 2005 20:34:14 -0400
  ...valve ( again several ) >throttle position switch, ( cleaned and adjusted the backup that I know >works ) >switched ECU's >switched AFM's >unplugged O2 sensor...
• Idle speed an A/C
  Historical mailing list - Clint Kolda
  Wed, 7 Jun 2006 05:26:08 -0700
  ...I have recenlty repaired or replaced the TB switch, temp sensor 2, injectors, vacuum lines, and cleaned grounds. It seems to run beautifully most...
• Re: sluggish on take off
  Historical mailing list - Mark Magee
  Mon, 24 Oct 2005 18:42:13 -0500
  ...im not sure what TPS is can you elaborate? ( throttle possition switch?) also i dont know how to check vacuum readings what does this...
• Replacement Throttle Body
  Historical mailing list - Stuart Fedak
  Tue, 20 Aug 2013 08:43:21 -0400
  Replacement throttle body and Vacuum Switch Module.... http://www.vanistan.com/Vanistan/other_accessories.html Has anyone on list installed this product in their...
• Re: Throttle body question-Throttle switch!
  Historical mailing list - Dennis Haynes
  Fri, 13 Jun 2014 21:49:27 -0400
  VW redesigned the cam and the switch to make the action more positive. The fix is the new parts if you can find them...
• Vacuum Pump A/c Manifold Recommendations?
  Historical mailing list - Tom Forhan
  Thu, 19 Jul 2007 10:55:57 -0700
  ...So I'm thinking its time to replace it and at the same time do the R-134A switch. My off topic Mini Cooper...
• 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: Full Throttle AC Cutout?
  Historical mailing list - Kenneth Lewis
  Sun, 27 May 2007 17:22:53 -0400
  ...As I recall, it had a switch that reacted to engine vacuum. It would cutout the compressor and drop the AC fan to low...
• Re: Vanagon minds lend me your ears!
  Historical mailing list - Ken Wilford
  Wed, 27 May 2009 10:53:23 -0400
  ...If the idle is still fluctuating then you definitely have a vacuum leak or a vacuum related problem. If the idle is stable then...
• aftermarket cruise (rostra) to VW stalk switch
  Historical mailing list - Tim King
  Sat, 14 Aug 2004 13:51:55 -0700
  ...my Rostra Global Cruise (electronic, no vacuum). I sourced a Jetta turn stalk with a cruise switch that I hope to tie it all...
• Re: A/C 4-position fan speed selector problem
  Historical mailing list - kenneth wilford (Van-Again)
  Tue, 19 Feb 2019 16:57:43 -0500
  Ryan, it could be your switch in the dash. I have had them be flakey. Sometimes, after sitting for a while, I just wiggle...
• Re: idle stabilizer
  Historical mailing list - Justin B. Jensen
  Thu, 11 Sep 1997 21:01:13 -0700
  ...throttle switches (specifically, the idle stop switch) prior to replacing your idle stabilizer. Additionally, this problem can be caused by a vacuum leak and...
• Re: VDO Fuel Pressure sender?
  Historical mailing list - Max Wellhouse
  Thu, 7 Oct 2004 01:27:50 -0500
  ...Now if I can just get a toggle > > switch to make the vacuum gauge read volts(yes, I'm taking that too far). > > > > thanks...
• Re: vanagon symptom
  Historical mailing list - WDean Balmer
  Fri, 12 May 2017 19:38:03 -0600
  ...We check the throttle body switch, check for > vacuum leak.. but it still has the hiccups... > > what else to checK? > > thanks > > dan
• Re: Audiovox cruise control/Subaru engine
  Historical mailing list - Mike
  Fri, 28 May 2010 08:12:29 -0400
  ...I added a Golf/ Jetta underhood vacuum storage canister and tee'd in a large Golf/ Jetta vacuum check (along with the little vacuum...
• Re: Cruise control diagnosis progress - ambient temp?
  Historical mailing list - Robert Fisher
  Wed, 1 Nov 2006 11:01:10 -0800
  ...Bellows good. > Pedal switches good. > > Removed vacuum pump and put 12V to it. It runs noisily, but doesn't > seem to pull any discernible...
• Re: VDO Fuel Pressure sender?
  Historical mailing list - Craig Oda
  Thu, 7 Oct 2004 09:03:33 -0700
  ...Now if I can just get a toggle > > > switch to make the vacuum gauge read volts(yes, I'm taking that too far). > > > > > > thanks...
• Re: gas leak update, coupled with questions
  Historical mailing list - David Beierl
  Mon, 10 May 2010 22:41:36 -0400
  ...Compressor apparently missing. #5 -- I believe that should go to the vapor-recovery vacuum switch on right side forward, and/or the distributor. #6...
• Re: Fuel tank problem solving - RESOLVED for now
  Historical mailing list - Cunegonde
  Tue, 3 Apr 2018 20:15:03 -0700
  ...Checked all the engine bay electrical and vacuum connections around the fuel rails, distributor and so forth. No start/pump running continuously. Switched the...
• repair procedure: starter on 87 syncro
  Historical mailing list
  Mon, 11 Mar 1996 14:21:00 -0400 (EDT)
  ...Removal of the CV was necessary to remove the long bolts on the diff lock vacuum switch and also to provide add'l clearance...
• Re: 98 Eurovan Front Airvent not closing
  Historical mailing list - Brenton Tait
  Fri, 24 Apr 2009 14:18:14 +0200
  ...I stripped the glove box and behind it seems to be some sort of vacuum pump, that connect to a small vacuum switch, but...
• Re: Introductions and electrical questions
  Historical mailing list - Ben McCafferty
  Thu, 7 Mar 2002 08:25:04 -0800
  ...but the >> vacuum pump seems fine. Not a cruise expert, but two easy things to check: 1) Is the unit actually switched on at...
• Re: CO Adjusting Screw. PO Set it All The Way In? Base Setting?
  Historical mailing list - Alistair Bell
  Thu, 21 Jun 2012 17:45:27 -0700
  ...alistair PS or buy one of tencentlife's vacuum switches On 2012-06-21, at 5:25 PM, neil n wrote: > > I really have...
• Re: '85 Westphalia: Engine is Frequently Dying
  Historical mailing list - Bulley
  Sun, 7 Nov 1999 16:11:15 -0500
  I said Vacuum leaks, but now that Ken says this, he is absolutely right. Ignition switch is the most likely culprit. G. Matthew Bulley...
• Re: Mystery Switch
  Historical mailing list - Jeff Schwaia
  Wed, 11 Aug 2010 16:56:27 -0700
  ...is to release the switch. It has one elctrical connection n one end, and it appears to have a vacuum hose attached to it...
• Re: Vacuum operated idle switch
  Historical mailing list - neil n
  Tue, 20 Aug 2013 09:09:59 -0700
  ...That switch looks interesting. Chris (tencentlife) makes something similar? http://vanistan.com/Vanistan/other_accessories.html Stil, $70 for a part that may improve...
• idle adjustment problem
  Historical mailing list - Dan N
  Fri, 17 Feb 2017 11:08:26 -0800
  ...oil change - new vacuum hoses - replacing throttle body with a good used one because of bad TB switch - the switch has clicking noise just...
• Lunch with Bentley
  Historical mailing list - Dave Kautz
  Mon, 21 Nov 94 14:07:08 PST
  ...If the EGR valve is open at idle it behaves as a nasty vacuum leak and trashes the idle. Mine is electrically switched by...
• Re: power locks: + mode, - mode or vacuum?? wireless entry system install
  Historical mailing list - Todd Last
  Tue, 19 Sep 2006 21:27:42 +0000
  ...switch to > lock/unlock the doors > > A - system allies ground through the switch to > lock/ublock the doors > > Then there is the vacuum system...
• Re: Idle Surge
  Historical mailing list - T Collins
  Thu, 27 Oct 2011 12:53:51 -0400
  ...AM, T Collins <tonycollin@GMAIL.COM> wrote: > > >> >> Short story is: >> TB switch >> Vacuums >> Idle staibalizer >> Timming >> >> >> -- 82 Scirocco "Rodolfo" 85 Vanagon "El Guapo" http...
• Re: Air in Brake Circuit
  Historical mailing list - Michael A. Radtke
  Mon, 15 Dec 1997 15:56:47 -0700
  ...Drawing a slight vacuum on that hose must produce only brake fluid, and not air. 2) It was suggested that hydraulic brake light switches...
• throttle bodies - older motor with 85 tb??
  Historical mailing list
  Tue, 1 Apr 1997 18:21:15 -0500
  ...On mine there is ONE switch for idle and wide open. The engine now, has two switches, one for each. Can these switches hook...
• Re: Idle at 1900 rpm
  Historical mailing list
  Thu, 30 Nov 2000 08:32:08 EST
  ...If the switch is working properly then I would check the adjustment of your idle air screw (on throttle body) and then vacuum lines...
• Re: does aux air reg affect idele after warm up 1.9
  Historical mailing list - Scott
  Tue, 10 May 2016 13:57:58 -1000
  ...I have the 1.9 with the two switches on >> throttle body and they both are set correctly. The vacuum advance >> works fine but...
• Re: VDO Vacuum Guage Installation 91 Carat
  Historical mailing list - mark keller
  Mon, 8 Dec 1997 11:24:50 -0400
  ...Idle is 13 >>inches. >> >>VACUUM HOOKUP- >> >> Finding a Vacuum source. I decided on using a "tee" in the vacuum line >>that supplies the fuel...
• Re: Understanding AFC fuel injection--question
  Historical mailing list - Stan Wilder
  Sun, 30 Dec 2001 18:29:41 -0600
  ...the AFM fuel pump switch) when the flapper in the AFM opens from intake vacuum. If your thermo time switch (activates a time sequence...
• Throttle body question
  Historical mailing list - Alistair Bell
  Wed, 11 Jun 2014 09:04:04 -0700
  The little vacuum port on the throttle body - I believe the orifice is covered by the throttle plate when throttle closed - am I right...
• Re: Idle Surge
  Historical mailing list - Dominic Provini Jr.
  Thu, 27 Oct 2011 10:28:38 -0400
  ...TB switch Vacuums Idle staibalizer Timming
• Re: black smoke + more
  Historical mailing list - John Rodgers
  Sun, 2 Sep 2001 16:07:55 -0500
  ...are vacuum leak (but I've looked for > one and haven't been able to find one) and idle switch (the little switch > on...
• '85 vac lines
  Historical mailing list - Rocko Flamefart
  Thu, 26 Dec 96 08:29:26 -0600
  >>electronics, exhaust, FI, etc., but the problem I am having is sorting out >>the extra vacuum lines. These are the larger ones on the...
• Rear Differential Curiosity Solved
  Historical mailing list - Joe Friedrichs
  Wed, 2 Dec 1998 13:21:30 -0500
  ...It simply was a matter of switching the vacuum lines on the transmission lockout box. All is now operating to spec. The previous owner...
• Re: A/C 4-position fan speed selector problem
  Historical mailing list - Ryan Cresawn
  Sun, 24 Feb 2019 16:08:47 -0700
  ...I rotated the switch back and forth several times, then started the engine, and tested the switch. It works fine now. My guess is...
• Re: Need Vacuum hose connector part
  Historical mailing list - Todd Last
  Tue, 31 Aug 1999 09:56:33 -0700
  ...There is a "Y" hose that connects those two > switches > > to a larger vacuum hose and there is a connector (plastic/nylon) that > > attaches...
• Differential lock for 2wd vans?
  Historical mailing list - Benjamin Tan
  Tue, 28 Nov 2000 19:45:20 EST
  ...I was told that you can install your 2-wheel drive transmission in there, then add a few vacuum lines and a switch. The...
• erratic cruise control
  Historical mailing list - Dan N
  Mon, 6 Apr 2020 10:15:58 -0700
  ...I check all the vacuum lines, no leaks.. since it's touchy to the brake pedal I suspect that the switch under the brake...
• Re: GW LED Kit, Exterior
  Historical mailing list - Larry Alofs
  Sat, 12 Mar 2016 16:25:34 -0500
  ...Unreliable operation is commonly due to poor contact at the brake and/or clutch pedal switches. The vacuum hoses should also be checked. I...
• Re: [WetWesties] Air Cooled 2.0 : High Hydrocarbon (smog) Parts Check?
  Historical mailing list - neil n
  Wed, 27 Feb 2013 14:54:40 -0800
  ...The vacuum hose to the aux. air valve is capped as is a hose at "T" at brake booster vacuum pipe. I assume the...
• Re: Hesitation off idle, throttle body issues?
  Historical mailing list - Kevin Duvernay
  Mon, 12 Jan 2015 12:36:59 -0600
  ...throttle body preventing > accurate adjustment of the switch. Also, the braided hose that the purple > vacuum tube slips into seems a little damaged, may...