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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 9+: 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: Air Conditioning
  Historical mailing list - Michael aka ECHO
  Sun, 28 Jul 2002 13:28:16 -0700
  ...an R-134 > switchover is easy. Now, getting your system vacuumed and > filled is a lot > cheaper. (always pull a vacuum!) > When you do...
• Re: '85 Cold Start Idle
  Historical mailing list - Chuck Mathis
  Thu, 6 Apr 2000 16:42:25 EDT
  Jay, After making sure all your vacuum hoses and injector seals are in good shape, you probably want to check the throttle position switch...
• 85 Vanagon w/non-stop blinking LED
  Historical mailing list - Jen Egan
  Wed, 21 Apr 2004 13:51:02 -0700
  ...hoses, flushed cooling system, repaired some vacuum leaks. They have by-passed the coolant sensor and switched out the instrument cluster to trouble shoot...
• Re: corrosion study
  Historical mailing list - David Beierl
  Sun, 9 May 2010 13:43:58 -0400
  ...gasp carburetted autos and the array of vacuum hoses, bizarre carburettor linkages, thermally controlled vacuum switches and the like was awesome to behold. And...
• 1991 Carat AC System servicing
  Historical mailing list - John Rodgers
  Wed, 7 Sep 2016 21:11:48 -0500
  ...Flushed system, pulled a vacuum, put in PAG 46 oil, added 12 oz. Of refrigerant, expecting the compressor to turn on. It did not...
• Re: 85 gl still running rich at vw shop.
  Historical mailing list - sleepingmonkey1
  Mon, 17 Mar 2003 18:09:07 -0500
  ...The shop switched it with one from another van and it dropped to 30 psi and ran great for them. it's just a...
• Re: Intermittent high idle - able to make "go low"
  Historical mailing list - thewestyman
  Wed, 24 Jun 2015 13:30:46 -0700
  The throttle switch must be looked at. It looks like it does not come back enough to switch it to get to idle mode...
• Bleeding Lessons Learned
  Historical mailing list - Randy C. Nunes
  Mon, 6 Jul 2009 20:25:29 -0400
  ...I looked everywhere for a bleeder on my rear heater - all I could locate was the switch which controlled the coolant flow - but no...
• Re: AFM Data Requested
  Historical mailing list - Greg Potts
  Thu, 16 Nov 2006 23:52:50 -0500
  ...relay, cold start injector, thermo time switch, aux air regulator (now NLA) and a whole raft of vacuum lines and electrical connections. OTOH, you...
• Re: Cruise Control Sensors
  Historical mailing list - Helmut Zeidler
  Tue, 20 Oct 1998 11:30:55 +0200
  ...up, two switches from clutch and brake paddle, and the control stick switches as input. Output is three wired to a vacuum pump in...
• Re: low power, no throttle response
  Historical mailing list - Chuck Mathis
  Fri, 16 Aug 2002 12:39:53 -0400
  Start with the simple stuff -- check that the intake boot is tight on both ends and check your vacuum hoses. The boot on my...
• Re: erratic and weird idle discovery...
  Historical mailing list - Dan N
  Wed, 14 Aug 2019 15:12:16 -0700
  ...is the power steering switch has dedicated polarity?... meaning which wire has to go to a specific prong? thanks dan On Tue, Aug 13...
• pesky throttle switch
  Historical mailing list - Austin
  Sun, 16 Aug 1998 13:07:38 -0700
  At 10:09 AM 8/16/98 -0700, you wrote: >I've been having an ongoing problem with my throttle switch. The symptom is...
• Re: Isolating an idle problem?
  Historical mailing list - Stuart MacMillan
  Sun, 21 Dec 2014 12:46:29 -0800
  ...My idle control thingy hums as normal and I have no obvious new vacuum leaks. Multiple different fuel sources. Throttle switch seems to conform...
• 87 2.1 dies after 30 seconds
  Historical mailing list - Kevin Duvernay
  Fri, 27 Feb 2015 16:10:31 -0600
  ...AFM is good throttle switch is adjusted good idle control valve and module are both good ECU is good the purple and white vacuum...
• FI Parts Questions
  Historical mailing list
  13 Sep 96 06:34:13 PDT
  ...Temperature Sensor Coolant Thermo-Time Switch (NOT the Cold Start Valve) I am trying to move all the CA equipment from CA bus to...
• Re: Wondering about coolant physics
  Historical mailing list - Larry Alofs
  Fri, 1 Jan 2016 16:56:05 -0500
  ...Do you think that this would produce less accurate pressure/vacuum readings than running a line from the engine compartment? Larry A. On Fri...
• Re: Engine analyzer/tach recco?
  Historical mailing list - Don Hanson
  Thu, 24 Mar 2011 07:31:20 -0700
  ...is a very, very important tool to have ..a remote starter > switch .. > that is more for convenience, such as when checking compression or > adjusting...
• rebuilding old distributors
  Historical mailing list
  Fri, 3 Mar 1995 00:23:02 -0500
  ...I tried using the old distributors, and was unhappy until I switched to a new Bosch 009. Compared to the old, stock, vacuum advance...
• Re: AFM cap fix, maybe fixed my very intermittent problem
  Historical mailing list - Alistair Bell
  Sat, 23 Sep 2017 19:46:39 -0700
  ...And worse yet, (possibly) is the old Gowesty vacuum actuated > switch. I haven't bothered to try and prove my theory but it may...
• a bit of an idling puzzle
  Historical mailing list - chris Moyles
  Wed, 29 Aug 2007 13:18:51 -0400
  ...So far I've switched out (luckily I've also got an 86 syncro waiting for a diesel transplant) the: ECU Idle stabilization control...
• Re: Syncro Differential Lock Switch Wire
  Historical mailing list - Brent Christensen
  Sat, 8 Apr 2000 07:37:29 -0700
  ...Syncro Differential Lock Switch Wire > In my continuing effort to identify an orphan wire on my 86 Syncro, I have > narrowed my search to...
• Re: gauge recommendations
  Historical mailing list - Frank Grunthaner
  Tue, 12 Feb 2002 22:08:13 EST
  ...vacuum gauge (left), combination Exhaust temperature gauge and cylinder head temperature gauge. (in the instrument console) air/fuel gauge mounted above the headlight switch...
• Re: Nice WBX....
  Historical mailing list - Todd Last
  Wed, 23 Jul 2008 17:28:09 +0000
  He is also offering a vacuum controlled throttle switch to replace the factor mechanical/electric one. Todd -------------- Original message -------------- From: Kenneth Lewis <kdlewis@NORTHSTATE...
• Moral qestion--Case in point
  Historical mailing list - Geza Polony
  Thu, 18 Jan 2007 13:23:47 -0500
  ...idle switch tested good, rebuilt AFM, AAR removed/cleaned/tested good in freezer and warm stove (car starts fine.) No vacuum leaks--vacuum tests...
• Re: 84 Westy stumbles off idle
  Historical mailing list - David Beierl
  Wed, 5 May 2010 10:45:52 -0400
  ...Ok. >I'm pretty sure I have those throttle micro-switches correctly adjusted >though I even tried some incorrect settings to see if that...
• Re: Vanagain Rant/New Intake Boot
  Historical mailing list - G. Matthew Bulley
  Sun, 8 Sep 2002 19:52:44 -0400
  ...Replaced all vacuum hoses, Replaced the intake runner boots, Replaced the throttle body seal, Replaced and adjusted the throttle position switch, and Replaced the...
• Re: WHAT JUST HAPPENED???
  Historical mailing list - Ken Lewis
  Fri, 22 Feb 2008 10:51:59 -0500
  ...WOT caused three things to occur; it dropped the intake manifold vacuum to retard the timing closer to normal, fooled the ECU in thinking...
• Re: Cruise Control
  Historical mailing list - Keith Hughes
  Sat, 13 Sep 2008 22:42:44 -0700
  ...Vehicles with Manual Transmission require Clutch Switch. Some =20 > vehicles may require a speed signal generator and/or other parts/=20 > adapters not listed...
• Re: Installing a 2.1 engine into 1.9 vanagon ?
  Historical mailing list - Ken Wilford
  Mon, 13 Jun 2005 07:19:46 -0400
  ...and reroute the vacuum advance on the distributor. If you have an earlier 1.9l with the dual throttle position switches, then you will...
• Re: Looking for new TBS # 067906028 (was Idle Surge)
  Historical mailing list - Karl Wolz
  Wed, 7 Aug 2013 09:00:55 -0700
  ...does throttle body rebuilds and also has developed a vacuum-based replacement for that switch. Scott Daniel has experience with it and likes it...
• Clues to the cold start/running problem- my test
  Historical mailing list - Robert Lilley
  Wed, 3 Jan 2001 16:15:36 EST
  ...Waited about 4 hours, to make sure it was cold, and then this time unplugged the throttle switch (to simulate a misadjusted throttle switch...
• Re: old fuel injectors 1.9L
  Historical mailing list - SBB
  Mon, 2 Jun 2003 22:42:47 -0400
  ...I removed the injectors and its hose, hooked a MityVac hand vacuum pump to the injector fuel inlet and pulled a vacuum on it...
• Re: '91 Carat AC Inoperative.
  Historical mailing list - Jim Felder
  Thu, 27 Apr 2017 00:31:12 +0000
  ...the trinary switch rubber seal. Since I > was going to convert the system and run H152a in it, i had it vacuum > checked. It...
• Re: Differential lock and Sychro Vacum Plumbing
  Historical mailing list - Robert Snyder
  Sat, 8 Apr 2000 01:32:54 -0400
  ...The Bentley book calls the vacuum reservoir. What up? Also, > > what are the vacuum lines off the V-C doing anyway? Any ideas or...
• Vangon fired over
  Historical mailing list - Koloski, John G.
  Wed, 6 Dec 2000 12:52:33 -0500
  ...There are two thin vacuum lines (one white, one lavender) that emerge from the firewall in the engine compartment near the new location for...
• 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: Throttle switch confusion
  Historical mailing list - John Rodgers
  Sat, 4 Jul 2015 15:18:31 -0500
  ...I have an ecu monitor, it will be interesting to see how well it works with the switch. It monitors the switch circuit with...
• Re: digijet FI adjustments
  Historical mailing list - Jonce Fancher
  Sun, 9 Apr 2006 16:10:17 -0400
  ...Check operation of throttle >switch or switches. Adjust as needed. >>Start engine, adjust timing to proper mark at idle speed. Check vacuum >advance operation...
• Re: Moral qestion--Case in point
  Historical mailing list - Geza Polony
  Thu, 18 Jan 2007 15:18:41 -0500
  ...idle switch tested good, rebuilt >> AFM, AAR >> removed/cleaned/tested good in freezer and warm stove (car >> starts fine.) No >> vacuum leaks--vacuum tests...
• Help needed with AIR-COOLED parts identification
  Historical mailing list - David Beierl
  Tue, 11 May 2010 08:56:24 -0400
  ...vapor-recovery vacuum switch >on right side forward, and/or the distributor. The '91 edition of Bentley doesn't have a vacuum line diagram...
• Re: Moral qestion--Now diagnostics
  Historical mailing list - Mike Collum
  Thu, 18 Jan 2007 15:30:37 -0500
  ...idle switch tested good, rebuilt AFM, AAR >>> removed/cleaned/tested good in freezer and warm stove (car starts fine.) No >>> vacuum leaks--vacuum tests...
• Re: Engine hesitates upon take off
  Historical mailing list - Tyler Hardison
  Sat, 20 Jun 2015 07:43:40 -0700
  ...Replaced all vacuum lines. Timing and idle set. Adjusted idle switch. Ignition parts all replaced (tune up kit from van cafe) To do: Fuel...
• Last few procedures to complete my 85 engine overhaul!!!!
  Historical mailing list - Alan Cady
  Tue, 10 Jan 2006 12:36:04 -0800
  ...We checked the throttle control switch it was OK. I ordered and installed the fuel pressure regulator, it took 2 weeks to get it...
• Re: '91 Carat AC - again!
  Historical mailing list - John Rodgers
  Fri, 30 Sep 2016 15:38:17 -0500
  ...The fact of a failed trinary switch may have created the illusion of a failed shraeder valve. The switch could have failed pressing on...
• Re: CA 81-83 air cooled Fuel Injection & Ignition System
  Historical mailing list - Sean Garrett
  Mon, 23 Sep 2002 14:14:25 -0700
  ...Why go to this bother to switch it around. I think you have to switch around the heat exchanges and the exhaust too. Way...
• RPMs constant, but pulsing vibration at idle
  Historical mailing list - Kevin Duvernay
  Wed, 25 Mar 2015 13:51:41 -0500
  ...idle control valve idle control module throttle body throttle switch vacuum lines/hoses checked for intake leaks, none motor mounts transmission mount 02 sensor...
• Inconsistent stumbling on resume throttle..Was "vanagon syndrome?"
  Historical mailing list - Don Hanson
  Tue, 24 Jun 2014 19:48:54 -0700
  ...s anything vacuum related in the Vanagon digifant engine management, is there? Or perhaps it's related to the throttle switch...but isn't...
• Re: 87 2.1 dies after 30 seconds
  Historical mailing list - Dennis Haynes
  Sat, 28 Feb 2015 00:59:19 -0500
  ...AFM is good throttle switch is adjusted good idle control valve and module are both good ECU is good the purple and white vacuum...
• Re: leaking fuel hoses
  Historical mailing list - Dennis Haynes
  Mon, 16 Jul 2012 18:33:31 -0400
  ...As for the sticking throttle switch causing a surge off idle that is it's job. What is happening is that as engine speed...
• Re: seeking Air Cooled info/advice (82 Westy)
  Historical mailing list - Stan Wilder
  Wed, 18 Sep 2002 20:31:26 -0500
  ...Throttle Valve switch. (Full throttle switch) Engine Temperature Sensor Part # 0.280.130.012 Pressure Regulator (vacuum Limiter) Part # 0.280.160.100 Resistor...
• Re: 87 Cruise Control--followup
  Historical mailing list - Tom Hargrave
  Tue, 4 Jan 2011 14:58:08 -0600
  David, The test light will not work as a test jumper because it is designed to light with 12 Volts, so is your vacuum...
• Re: Cairo Report, now K&N
  Historical mailing list - Mark Drillock
  Tue, 9 Jan 2001 10:02:17 -0800
  ...I switched and the air flow was unquestionably greater, necessitating a carb adjustment to restore the proper fuel/air mixture. Modern fuel injection compensates...
• Re: 84 not refiring ,unless I floor it sometimes
  Historical mailing list - Mike Miller
  Mon, 10 Feb 2003 14:07:32 -0800
  ...My front yard mechanic found a tiny vacuum line disconnected, reconnected it and it hasn't not started for four days. Hard to believe...
• adding diff lock to tranny
  Historical mailing list - Joel Skousen
  Sun, 30 Nov 1997 21:14:40 -0800
  ...The actuator is about $165, not to mention all the vacuum lines, switch, etc. Best to bide your time and look for a junker...
• Rostra 250-1223 Cruise Control
  Historical mailing list - Richard Koerner
  Tue, 6 Jul 2021 00:08:45 +0000
  ...old, tired of failures.  Thinking it might be time to switch from vacuum actuated cruise control to electronic cruise control as per the Rostra...
• Re: Engine Dies/Vacuum test
  Historical mailing list - Peter Cassidy
  Thu, 4 May 2000 10:47:13 +0100
  ...Bad connection at >ECU. *Maybe* throttle switch -- should close at idle and full >throttle. Bad connection at ignition module or coil. If 1.9l...
• Re: Throttle body question
  Historical mailing list - Alistair Bell
  Wed, 11 Jun 2014 11:51:21 -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: 1.9L throttle body leaks - overhaul questions
  Historical mailing list - Joe
  Thu, 15 Mar 2001 18:48:59 -0500
  ...Also, the butterfly shaft (vacuum) seals have small cracks and don't seem to seal tightly around the shaft. My dealer does not list...
• Re: [WetWesties] 87 Westy running poorly
  Historical mailing list - Pat Callaghan
  Tue, 20 May 2003 07:00:05 -0700
  ...My fuel > pump pressure is to spec both with & without the vacuum hose connected. > My timing was almost perfect. About half the width of...