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Page 10+: 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.

• Isolating an idle problem?
  Historical mailing list - Don Hanson
  Sun, 21 Dec 2014 08:43:00 -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...
• 86 vanagon high idle
  Historical mailing list - Eric Zeno
  Mon, 1 Apr 1996 21:26:04 (EST)
  ...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: Electric Cruise for '87 Vanagon
  Historical mailing list - Michael A. Radtke
  Tue, 5 Nov 1996 08:29:26 -0700
  ...Clutch switch units have no way of knowing if the switch becomes inoperative. Mike ---------- >From: Paul Albert[SMTP:got_art@telis.org] Sent: Tuesday...
• No idle when engine cold
  Historical mailing list - Chris S
  Mon, 20 Apr 2020 14:53:13 -0400
  ...All looking good. - Timing good - Temp II sensor tested good - Throttle switches work fine - tested. - Idle control valve buzzes - O2 heated sensor produces voltage...
• Re: '88 Vanagon - failed cruise control
  Historical mailing list - Larry Alofs
  Fri, 8 Aug 2003 22:28:49 -0500
  I'd check the switch at the brake pedal. When my cruise sometimes won't engage, I tap the side of the brake pedal...
• Re: Throttle switch confusion
  Historical mailing list - Dennis Haynes
  Sun, 5 Jul 2015 01:41:28 -0400
  The throttle switch has no effect on starting. In fact it isn't even used until the ecu goes into closed loop operation. If...
• Re: AC High Side - line leak - rubber hose
  Historical mailing list - John C...
  Wed, 18 Jun 2008 23:25:33 +0000
  ...vacuumed system. Add > to this, any repairs. R-12, 134a? Got to buy this, too. 134a is high now. > Probably best to switch over...
• 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: Clues to the cold start/running problem- my test
  Historical mailing list - Richard Bias
  Wed, 3 Jan 2001 19:22:51 -0500
  All, I have an 85 with a single throttle position switch with NO click... Cold Idle and running is starting to act Flukey... Could...
• Re: Need ECU for 1.9L
  Historical mailing list - Dennis Haynes
  Sat, 5 Jul 2014 01:52:21 -0400
  ...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: Passed Smog Test!
  Historical mailing list - Rodney L. Boleyn
  Thu, 08 Feb 1996 07:51:18 -0500
  ...Air Pump Belt > Air Injection Plumbing > Air Diverter Valve > Vacuum Line Connections to Sensors/Switches I'm not clear on what some of these...
• Re: Parts List for Complete Fuel injection system for 1982 Vanagon
  Historical mailing list - Stan Wilder
  Tue, 7 Sep 2004 10:46:49 -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: hard to start in the morning
  Historical mailing list - OlRivrRat
  Sat, 5 Nov 2016 09:59:17 -0600
  ...VC (rear reduction style) >> - all vacuum hoses >> - AFM has 20�F capacitor inside >> - one year old ignition switch >> >> it just happened recently and I...
• Re: Did a silly thing, white elephant acquired
  Historical mailing list - Eric Caron
  Thu, 8 Sep 2022 10:54:07 -0400
  ...things like vacuum/pressure, volts, ohms , dwell, timing etc. plus a screen that is more or less an oscilloscope. Plus button switches and wood...
• Re: Cannot Start?
  Historical mailing list - Randy Nunes
  Tue, 25 Sep 2001 17:52:28 -0600
  ...It turned out to be the ignition switch. -----Original Message----- From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com]On Behalf Of Stephen Sent...
• Re: Wondering about coolant physics
  Historical mailing list - Frank Grunthaner
  Fri, 1 Jan 2016 16:39:40 -0500
  ...In summary, with my '82 diesel conversions, I switched the primary coolant reservoir to the '83 version, added a coolant level sensor and then...
• Re: Stuck at home (troubleshooting help needed)
  Historical mailing list - Scott Daniel - Shazam
  Wed, 16 Apr 2008 21:07:43 -0700
  ...Timing curve ? Throttle switch adjustment ? -----Original Message----- From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of BJ Feddish Sent: Wednesday, April...
• Re: Isolating an idle problem?
  Historical mailing list - Don Hanson
  Sun, 21 Dec 2014 18:25:04 -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...
• Re: High Idle, Fuel Pressure Test Results and Advice Needed
  Historical mailing list - Tracy Bonin
  Mon, 9 Dec 2002 06:04:03 -0800
  ...So far I have replaced/tested the following over the past few months. - plugs, wires, distributor cap and rotor - replaced small vacuum hoses to...
• Re: FP Regulator Life Expectancy?
  Historical mailing list - Max Wellhouse
  Fri, 26 Nov 2004 19:24:00 -0600
  ...Hit the ignition switch and a whopping 14# showed up on the gauge and that's prolly residual pressure from the night before. That...
• Re: digijet FI adjustments
  Historical mailing list - John Lauterbach
  Sun, 9 Apr 2006 16:50:25 -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: Fuel tank problem solving - RESOLVED for now
  Historical mailing list - David Beierl
  Fri, 6 Apr 2018 21:07:33 -0400
  ...big post-pump > fuel filter on its way to me. > > Checked all the engine bay electrical and vacuum connections around the > fuel rails, distributor...
• Re: Looking for new TBS # 067906028 (was Idle Surge)
  Historical mailing list - David Beierl
  Wed, 7 Aug 2013 10:15:12 -0400
  ...does throttle body rebuilds and also has developed a vacuum-based replacement for that switch. Scott Daniel has experience with it and likes it...
• Re: intermittant misfire
  Historical mailing list - Bradley Flubacher
  Mon, 2 Apr 2001 20:52:08 -0400
  ...and a vacuum leak should make it worse when you accelerate or idle. i'd suspect an electrical problem, something like the idle stabilizer...
• Re: Peloquin experience?
  Historical mailing list - Kim Brennan
  Fri, 16 Nov 2007 10:40:59 -0500
  ...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: troubleshooting rear locking differential on syncro
  Historical mailing list - Mark McCulley
  Mon, 8 Apr 1996 21:01:36 -0700
  ...They are enabled via a vacuum-servo mechanism that is controlled by a switch on the dash. If yours is not working, I'd...
• Re: Vacuum Canisters (was: cruise controll)
  Historical mailing list - Michael A. Radtke
  Mon, 19 Oct 1998 16:41:00 -0700
  ...In any case, there is a switch or jumper that is set to determine which is the speed sense source. It seems to me...
• Re: "Recorder with warning switch" - what is this?
  Historical mailing list - Gary Shea
  Mon, 14 Oct 2002 08:57:26 -0600
  ...in the same bundle with > the wires for the cruise control vacuum pump... but this "recorder" doesn't > have anything to do with the...
• FS 78-83 Air Cooled FI Systems (2)
  Historical mailing list - Stan Wilder
  Fri, 14 Jun 2002 18:05:02 -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...
• Coolant Bleed Success Yesterday...Today...'85 Surging Idle.AHH!
  Historical mailing list - Dustin Fitch
  Thu, 22 Aug 2002 14:58:11 -0400
  ...checking vacuum lines and grounds I assume...... I would be surprised if my ECU or something like that went at the same time I...
• Re: Continuing saga of symptoms imitating Vanagon syndrome--85 Westy
  Historical mailing list - Dennis Haynes
  Sat, 18 Jun 2005 13:11:51 -0400
  ...swapped hall control,wiggeled wires,wiggeled ignition switch,checked all over for vacuumn leaks, gapped throttel switch,put a new return spring on the...
• Re: 1.9 l question
  Historical mailing list - Chuck Mathis
  Tue, 15 May 2001 10:21:41 EDT
  ...Oh boy, check the vacuum lines -- especially to the fuel pressure regulator, adjust the throttle position switch (or switches -- I think '84's came...
• Re: Different Kind Of Valve Adjustment Question? NOW What's next?
  Historical mailing list - Dennis Haynes
  Tue, 29 Jul 2008 08:28:14 -0400
  ...The radiator fan is controlled by a switch sensiing the coolant in the radiator. Yes, by the time the coolant raises and activates the...
• Re: Idle Issues with my 2.1 engine - update
  Historical mailing list - Dennis Haynes
  Sat, 4 Apr 2020 00:52:52 +0000
  ...Idle Issues with my 2.1 engine The Stumble It did When You Gave It Throttle made Me think > Idle Switch (Probably should call...
• fresh air fan/87 2.1L
  Historical mailing list - Richard C Welsh
  Mon, 13 Dec 1999 10:00:02 -0500
  ...I always assumed the lever activated an electrical switch somewhere,and though it never felt like it was doing anything, I was always scared...
• Re: click click
  Historical mailing list
  Mon, 3 Jun 1996 10:37:25 -0500
  ...with engine running - change in RPM = vacuum leak). When you did a minor rebuild, what did you do? If you installed "head gaskets" (sealing...
• Throttle switch testing
  Historical mailing list - Paul Holmquist
  Sun, 12 Sep 2004 17:01:36 -0400
  Thanks for the responses to my question about peculiar bucking a few weeks ago, most pointing to the throttle control switch. I finally got...
• Re: Cruise Control
  Historical mailing list - Mike
  Sun, 14 Sep 2008 11:39:14 -0400
  ...If you use this, you get the high RPM cruise cutoff, so you don't need the cltuch pedal cut-off switch. But, you...
• Re: 1987 VAN IDLE
  Historical mailing list - Kenneth Wilford
  Tue, 16 Oct 2007 09:39:59 -0400
  I would check your throttle position switch first as this can be sensitive to heat if it is just barely out of adjustment. The...
• Video: TVS Test Light Driving. Discovered Whistle Sound? What is it?
  Historical mailing list - neil n
  Sun, 24 Jun 2012 21:38:33 -0700
  ...12V LED, + lead to TVS + , LED goes on, throttle at rest, throttle valve switch closed, and goes off, throttle opened TVS open. Most importantly...
• Re: can spliced AC lines possibly work?
  Historical mailing list - Allan Streib
  Wed, 25 Jun 2008 23:16:17 -0400
  ...The AC is currently not working -- prior owner said he vacuumed the system and charged it, but the compressor would not engage. Said it...
• Re: Wondering about coolant physics
  Historical mailing list - Frank Grunthaner
  Fri, 1 Jan 2016 17:03:24 -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: Emissions Failure
  Historical mailing list - Alistair Bell
  Thu, 29 Jun 1995 19:40:07 -0700 (PDT)
  ...vacuum leaks does the fuel systme have a Wide Open Throttle switch? could this be faulty? Any more ideas out there in vacuum land...
• Re: Diff Lock not going off (86 westy)
  Historical mailing list - Zoran Mladen
  Tue, 1 Apr 2003 07:43:19 -0800
  ...This seal was torn, so that the proper vacuum could not be maintained to disengage the diff lock. You can either buy a new...
• Re: 87 2.1 dies after 30 seconds
  Historical mailing list - Jim Felder
  Fri, 27 Feb 2015 16:17:47 -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...
• flooding digifant
  Historical mailing list - Earl Smith
  Sat, 7 Nov 1998 17:23:11 -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: [Syncro] Front diff lock light not blinking
  Historical mailing list - Malcolm White
  Tue, 26 Oct 1999 18:08:05 +0100
  ...I did notice on my Syncro that there is a 'Y' vacuum connector on the rear difflock switch although my Bentley doesn't refer...
• Re: Super fast idle - Update
  Historical mailing list - Richard Brassaw
  Wed, 26 Mar 2003 23:51:09 -0800
  ...I'll also be checking all the vacuum hoses. The mechanic did adjust the AFM mixture and throttle switch - and that alone made a...
• Re: Emissions testing 2.1
  Historical mailing list - Frank Condelli
  Sat, 6 Mar 2004 06:48:58 EST
  ...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: Peloquin experience?
  Historical mailing list - aatransaxle
  Fri, 16 Nov 2007 09:39:02 -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: adding diff lock to tranny
  Historical mailing list - Marcus Elia
  Mon, 1 Dec 1997 11:25:18 -0400
  ...The actuator is about $165, not > to mention all the vacuum lines, switch, etc. Best to bide your time > and look for a junker...
• Re: Oil Pressure Switch ....gone
  Historical mailing list - Dave Mcneely
  Fri, 30 Mar 2012 21:26:23 -0500
  Well, it shouldn't be too hard to tell if the oil pressure switch is present and properly wired. Turn on the ignition, and...
• Re: more idle issues revisited
  Historical mailing list - Dennis Haynes
  Tue, 16 May 2006 22:56:29 -0400
  ...The switch on the power steering system does nothing for the steering. It tells the idle controller to step up the idle to keep...
• Re: '91 Carat AC - again!
  Historical mailing list - Julianna Elligsen
  Fri, 30 Sep 2016 21:58:51 -0700
  ...I am thinking of removing > the trinary switch again, replacing the shraeder valve and just leaving the > trinary switch off until it is recharged...
• Re: Still trying to diagnose an off idle stumble.
  Historical mailing list - Ryan Perry
  Mon, 3 Nov 2014 14:00:00 -0500
  ...vanagon@GERRY.VANAGON.COM > > > > I did adjust the switches to Bentley standards. I also tested the switch > > and it seems to work as required...
• Re: Common AC leaks?
  Historical mailing list - Jay L Snyder
  Tue, 30 Jul 2002 15:04:43 -0400
  ...Now I know why my compressor is shot--the '85s don't have a lo pressure switch. PO said, "It works. It's probably...
• Re: UPDATE - Won't idle but getting combustion-'88 2.1L
  Historical mailing list - Barrett Willet
  Sat, 30 Jul 2005 08:13:00 -0700
  ...Neither helped Check all vacuum lines for proper connection but have not performed any vacuum checks. Thanks Barrett Willet On Jul 29, 2005, at...
• More info on tencentlife's motors....
  Historical mailing list - Todd Last
  Tue, 22 Jul 2008 18:59:55 +0000
  ...I am offering the exhaust systems, throttle bodies, oil cooler kits, and vacuum switch kits as separate items. The throttle bodies I'm investigating...
• Re: Intermittent high idle - able to make "go low"
  Historical mailing list - Tyler Hardison
  Wed, 24 Jun 2015 13:52:53 -0700
  ...It looks like it does not come back > enough to switch it to get to idle mode. There must be a click when you...
• evaporator cabinet in place now have pressure switch/50 amp fuse blown-long
  Historical mailing list - David Clarkson
  Thu, 10 May 2007 09:14:49 -0400
  ...I had one of my Honda mechanics at work pull a vacuum and then charge the system with R134A. We had a problem with...