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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 7+: 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! power doorlock problem (2nd try)
  Historical mailing list - Rick Sherrod
  Mon, 22 Mar 2004 12:56:45 -0500
  ...If the wire or the switch is bad, the central locks will still function normally from any other switch because the vacuum pump still...
• Re: Diff lock in a 2wd
  Historical mailing list - caryccc
  Sat, 8 Mar 2003 04:33:57 -0600
  ...The whole point of this exercise was to devise a cheaper, simpler system, as opposed to obtaining new ($$$) or junk yard vacuum switch & actuator...
• Re: Digifane without Throttle Position switch???
  Historical mailing list - Scott Daniel - Turbovans
  Fri, 18 Jun 2010 14:26:07 -0700
  ...switch??? > At 03:01 PM 6/18/2010, Scott Daniel - Turbovans wrote: >>'a sensitive electronic absolute-pressure sensor and control circuit." >> >>senses vacuum, is...
• Re: 2.0 litre vacuum conections
  Historical mailing list - David Schwarze
  Fri, 14 Oct 94 9:49:36 PDT
  mty016 writes: > > Firstly, what is the correct way to connect all the vacuum points on > the engine. I've got the vaccumm from the...
• Re: Why doesn't fuel shut off?
  Historical mailing list - Michael Elliott
  Mon, 29 Oct 2007 21:23:17 -0700
  ...This combined > with high manifold vacuum will pull extra fuel through the injectors. They > used to use throttle dash pots or the air cooled...
• Re: digijet FI adjustments
  Historical mailing list - Matt Sutton
  Mon, 11 Oct 2004 11:47:43 -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: FS: 7" round E-code lights, square headlight grille, left side square headlights
  Historical mailing list - Zeitgeist
  Fri, 17 Oct 2008 15:08:00 -0700
  ...My Mercedes has little vacuum motors built into the headlights for just this purpose. I need the switch to make it operational. I had...
• Re: [Fwd: Intake manifold vacuum?]
  Historical mailing list - Peter Zendzian
  Mon, 24 Aug 1998 21:29:54 -1000
  ...One of the tests they had me run after I still had the problem after the rebuild was a vacuum check. The Vacuum check...
• Re: Mysterious Air Control Valves, 1985-1.9L
  Historical mailing list - Dennis Haynes
  Fri, 19 May 2006 07:55:28 -0400
  One of them is wired the switch on the Power Steering pressure hose and the other is connected to the AC compressor clutch. When...
• Re: erratic cruise control
  Historical mailing list - Roy Nicholl
  Mon, 6 Apr 2020 17:36:59 -0300
  ...I check all the vacuum lines, no > leaks.. > since it's touchy to the brake pedal I suspect that the switch under > the brake...
• Just replaced the throttle switch and am having drivability issues
  Historical mailing list - roger sisler
  Wed, 1 Feb 2006 15:29:45 -0800
  ...Could the timing be off? The idle screw need adjusting?Perhaps a new vacuum leak?A bit of everything detailed above? New throttle switch...
• erratic and weird idle discovery...
  Historical mailing list - Dan N
  Tue, 13 Aug 2019 11:06:37 -0700
  ...swapping in a known good idle controller from another van didn't solve the problem, vacuum is good, TPS is good... heck I left...
• Re: Throttle body question-Throttle switch!
  Historical mailing list - Dennis Haynes
  Sun, 15 Jun 2014 00:21:57 -0400
  If still available it will be of the new design and you need to get the matched set switch and cam. I still have...
• sluggish on take off Sorta better
  Historical mailing list - Jonce Fancher
  Mon, 24 Oct 2005 20:55:30 -0400
  ...also the switches checked out fine and i dont have a vacuum gauge so i need to put one on my xmas List. and...
• '91 Carat AC Inoperative.
  Historical mailing list - John Rodgers
  Wed, 26 Apr 2017 19:20:35 -0500
  ...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: master brake light misbehaving - fixed
  Historical mailing list - Scott Daniel - Turbovans
  Sun, 1 Aug 2010 21:37:10 -0700
  ...cruise control ?cruise control is involved with brake and clutch switches or vacuum valves..if there is cruise control I'd explore that avenue...
• Re: coolant pressure gauge
  Historical mailing list - Frank Grunthaner
  Fri, 11 Feb 2000 19:59:20 EST
  ...Evacuate the other hose with a small handheld vacuum pump (one man brake bleeder again) as far as you can (gauge will read vacuum...
• Parked Vanagon
  Historical mailing list - Bill Kenneke
  Tue, 6 May 1997 22:40:55 -400
  ...its not the distributor vacuum advance like mine) could be a cheap fix. 5. Check the throttle idle cutoff switch. I can't think...
• Re: Throttle switch confusion
  Historical mailing list - David Beierl
  Fri, 3 Jul 2015 04:32:18 -0400
  ...That's the operating arm of the switch. It presses on the little button/shaft that actually enters the switch and moves the element...
• Re: Can Anyone Identify This "Thing"?
  Historical mailing list - Scott Daniel - Turbovans
  Wed, 16 Jul 2008 00:01:36 -0700
  ...The vacuum hose would probably go up in to the cab and connect with a vacuum switch on the brake and clutch pedals. Assuming...
• Re: digijet FI adjustments
  Historical mailing list - Brian Keese
  Sun, 9 Apr 2006 15:43:38 -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: Can Anyone Identify This "Thing"?
  Historical mailing list - Scott Daniel - Turbovans
  Tue, 15 Jul 2008 20:35:25 -0700
  ...hotmail.com> wrote: > >> >> The vacuum hose would probably go up in to the cab and connect with a >> vacuum switch on the brake and...
• Re: hard to start in the morning
  Historical mailing list - Dan N
  Sat, 5 Nov 2016 08:15:20 -0700
  ...from VC (rear reduction style) > - all vacuum hoses > - AFM has 20µF capacitor inside > - one year old ignition switch > > it just happened recently and I...
• Re: That Audiovox Cruise Control
  Historical mailing list - TJ Hannink
  Tue, 26 Oct 2004 07:51:06 -0700
  ...The control module mounts where the fan switch for the rear heater was previously located. <http://home.earthlink.net/~tjhannink/photos/Cruise_Control_Switch...
• Q's about install of cruise control syst
  Historical mailing list
  Tue, 31 Dec 1996 13:49:00 -0500 (EST)
  ...Control wires and vacuum line attach on one side and the cruise control throttle cable exits the opposite side. The control panel is a...
• Loss of Power False Air Oil Breather?
  Historical mailing list - Tim Marciniak
  Fri, 16 Aug 2002 15:30:37 -0500
  ...Checked throttle position switch and this is ok. Idle stabilizer is working. I then checked for vacuum leaks and replaced vacuum line from fuel...
• Re: Last question of the night
  Historical mailing list - Walter Evens
  Sun, 17 Feb 2002 08:37:46 -0800
  ...As the Vanagon regulator has a vacuum fitting, I would hazard a guess that like the Isuzu, it utilized vacuum to regulate or in...
• Re: Emisson Control unit question
  Historical mailing list - Stan Wilder
  Wed, 11 Jun 2003 11:25:53 -0700
  ...The AFM has a fuel pump micro switch in it at the zero vacuum position. If this switch isn't closed the ECU will...
• Re: Digifant problem update
  Historical mailing list - John Rodgers
  Sun, 16 Jun 2002 18:36:58 -0500
  ...Here is what i did. > > revivified fuel pressure and fuel pressure regulator are OK.....Pass > > Switch distributor/hall sensor..........same result...........runs ok until...
• Re: Quick throttle body re-bush
  Historical mailing list - Karl Wolz
  Sat, 13 Sep 2014 18:50:14 -0700
  ...wrote: > > very helpful Alistair. > > I still may buy the gowesty vacuum operated TB switch for my '88 but > knowing that HDPE likely works (untested...
• Re: Idle at 1900 rpm
  Historical mailing list - Cooper, Jonathan R.
  Thu, 30 Nov 2000 09:14:52 -0500
  ...If the switch is working properly then I would check the adjustment of your idle air screw (on throttle body) and then vacuum lines...
• <syncro> vac. reservoir probs/fix
  Historical mailing list - Tim Smith
  Thu, 25 Jun 1998 11:53:42 -0300
  ...No vacuum to dash switch. Took off the 3 balled vac tank hung underneath, drained out the rusty/sandy/muddy water, it was half...
• Re: Help! Hesitation on the road!
  Historical mailing list - Daniel Rotblatt
  Tue, 9 Aug 2011 09:41:07 -0700
  ...So check all vacuum hoses and connections (if you > can...). > Steven > On Tue, Aug 9, 2011 at 5:25 AM, ed donnen > <spliced.surprise...
• Re: Throttle body question
  Historical mailing list - Alistair Bell
  Wed, 11 Jun 2014 17:53:35 -0700
  ...Being uncovered on the AFM side would mean very little vacuum at idle either way. I doubt you'll have any problems. > > Stuart > > > > -----Original...
• still cutting out
  Historical mailing list - Earl J Smith
  Sat, 13 May 2000 15:29:32 -0700
  ...Well, installed a new ignition switch - that helped. Found a wire on the Hall pickup was broken so replaced that. Checked all vacuum hoses...
• Digijet Idle problem
  Historical mailing list - Kenneth Wilford
  Fri, 2 Jun 2006 13:11:32 -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...
• Re: Hesitation at low RPM
  Historical mailing list
  Thu, 25 Aug 1994 15:04:25 -0500 (CDT)
  ...after warming up, >at low rpms, there is very little power, and under load, seems to >switch between normal (a bit of power) and...
• Re: Excessive Idle
  Historical mailing list - Claudio Cella
  Sun, 13 Oct 2002 22:40:32 -0700
  Darren, seems to me you neglected to check the throttle valve switch. Make sure it is operating properly or it can certainly be the...
• Re: brake light issues
  Historical mailing list - Jake de Villiers
  Tue, 21 Jul 2009 08:14:16 -0700
  The switches are pressure switches and as such you need to have the engine on to supply vacuum to the booster to properly test...
• Re: Rostra 250-1223 Cruise Control
  Historical mailing list - Stacy Schneider
  Mon, 5 Jul 2021 19:48:04 -0700
  ...Thinking it might be > time to switch from vacuum actuated cruise control to electronic cruise > control as per the Rostra unit. I still want...
• Re: Can Anyone Identify This "Thing"?
  Historical mailing list - Paul Connelly
  Tue, 15 Jul 2008 22:07:19 -0600
  ...hotmail.com> >> wrote: >> >> >>> The vacuum hose would probably go up in to the cab and connect with a >>> vacuum switch on the brake and...
• Re: Replacing pressure A/C Pressure switch w/o losing Freon
  Historical mailing list - Ry
  Tue, 10 Aug 2010 09:24:29 -0500
  ...switch, new fan speed selection switch, receiver/dryer. All in all, I think I spent ~$350 in parts plus another $150 in vacuum pump...
• Re: Cruise Control not working
  Historical mailing list - Randy Bergum
  Thu, 7 Jan 1999 13:13:43 -0800
  ...Vacuum - Check the integrity of the lines and vent valves by unhooking the line on the vacuum pump, collapsing the servo diaphram at the...
• Re: idle/full throttle switch replacement
  Historical mailing list - Karl F. Bloss
  Thu, 6 Aug 1998 16:57:25 -0500
  ...Could this be a source of vacuum leak? So Bill, you were right: the switch was still OK, but the arm didn't get...
• intermittant cross-cylinder miss on I4 GX engine
  Historical mailing list - Matt Ratto
  Tue, 4 Feb 2003 05:56:33 -0800
  ...Cold-start, thermo-time switch are both working correctly, new rotor, cap, and wires, no vacuum leaks from manifolds or injector seals. It's...
• Re: Emisson Control unit question
  Historical mailing list - Dennis Haynes
  Wed, 11 Jun 2003 23:21:41 -0400
  ...The AFM has a fuel pump micro switch in it at the zero vacuum position. If this switch isn't closed the ECU will...
• ISV questions, help needed
  Historical mailing list - Roger Reynolds
  Wed, 6 Nov 2002 16:28:08 EST
  ...for vacuum leaks, cleaned the grounds to the left inside the engine compartment, adjusted the idle setting, and checked the throttle position switch. Any...
• 87 Syncro being parted out north of Nashville, TN
  Historical mailing list - Walt Oliver
  Fri, 24 Mar 2006 10:16:21 -0500
  ...interior parts such as the dashboard panel & vacuum switch for the rear diff lock. Exhaust system incl muffler has also been taken. Front Syncro...
• Re: Moral qestion--Now diagnostics
  Historical mailing list - Geza Polony
  Thu, 18 Jan 2007 14:19:56 -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: 80 Vanagon gremlin update
  Historical mailing list - Tonya Pope
  Mon, 10 Feb 1997 10:36:55 -0800
  Rudy- Since the last mechanic mentioned that it appeared that the puter was getting a signal that something was hot, have you switched the...
• Re: HELP!!!!! stuck idle!
  Historical mailing list - Keith & Lynn C.
  Mon, 8 May 2000 18:47:30 -0700
  ...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: CO Adjusting Screw, Throttle Valve Switch Test Light Video etc.
  Historical mailing list - Jeff Schwaia
  Wed, 27 Jun 2012 15:13:25 -0700
  Nothing dumb, other than using a highly flammable liquid/vapor to check for vacuum leaks. All it takes is one ignition source and vwooom...
• Terpsicorian Shifter
  Historical mailing list - John Rodgers
  Mon, 27 May 2002 17:40:59 -0500
  ...vacuum leak there. Should be no leaks there. So, do I have a throttle switch problem of some sort. I thought the switch shut...
• Re: 74 running rough
  Historical mailing list
  Thu, 6 Jun 1996 14:19:34 -0500
  Craig Standley <cstand@u.washington.edu> writes: > >After changing carbs, coil, vacuum advance, cap and rotor, my motor >STILL is running badly. When driving...
• Re: Throttle Valve Stop Screw Adjustment.
  Historical mailing list - neil n
  Wed, 4 Jul 2012 10:55:12 -0700
  ...throttle valve switch prooved useful). Dennis: I'll check the evap valve operation. Engine off, purple and white hose hold a vacuum. I recently...
• Re: 84 vs 85 Digijet
  Historical mailing list - Scott Daniel - Turbovans
  Mon, 6 Apr 2009 19:36:07 -0700
  Power steering was optional for 84, but the 84 harness doesn't have the connection for the PS pressure switch, or for a vacuum...
• 85 Westy gas Mileage
  Historical mailing list - Andrew Seubert
  Wed, 19 Jun 2002 12:19:07 -0700
  ...The vacuum was at about 10 and the vac gage needle was bouncing no matter the timing. I read the compression as 90 psi...
• Re: Cruise Control Parts Shared With Rabbit?
  Historical mailing list - Raimund Feussner
  Tue, 11 Aug 2009 22:19:15 +0200
  The Vanagon also shares the vacuum pump, the throttle control element, the brake/clutch valves. You can also use the control unit itself, although...
• Re: Cruise control issues
  Historical mailing list - Frank Condelli
  Thu, 21 May 2009 05:07:22 EDT
  ...Nine times out of ten it's the brake or clutch switch. They need adjustment after all these years. Go figure ! >>>>My cruise had...
• Re: cruise
  Historical mailing list - Patrick Foltz
  Tue, 19 Sep 2000 20:03:14 EDT
  I think if you will get a vacuum storage canister (you remember those funky black plastic bunch o'balls under the hoods of old...