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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 6+: 60 results shown for vacuum.

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

Re: idle problems
Historical mailing list - Dennis Haynes
Mon, 23 Aug 2010 00:11:30 -0400
...Make sure vacuum "retard" on distributor is working and throttle closes far enough to get manifold vacuum to fully retard the timing with throttle...
Re: Gas Milage and the Fuel Pressure Regulator
Historical mailing list - Mark Ingalls
Thu, 10 May 2001 12:22:08 -0500
...The vacuum produced by the engine also affects fuel regulator pressure, because the strength of the vacuum is what keeps the fuel pressure LOW...
vacuum gauge diagnostics
Historical mailing list - Craig Oda
Thu, 7 Oct 2004 22:23:38 -0700
...I have a vacuum gauge tapped into a "T" on the vacuum line going into my fuel pressure regulator. I don't know how...
Re: Projektzwo Foglight Project - Bad News
Historical mailing list - John Rodgers
Wed, 23 Jan 2008 21:12:58 -0600
Aren't those injections molded?? Kinda thick? The grille pieces are pretty thin material, and bend easily when heated in the vacuum of the...
tee between the warm up (auxiliary) air regulator and manifold the small connection had a restrictor in it
Historical mailing list - John Lauterbach
Tue, 31 May 2011 09:02:06 -0400
...My engine has combination of rubber/cloth vacuum tubing and hard plastic vacuum tubing. Can I go with the rubber/cloth vacuum tubing -- looks...
Re: Cooling System Pressure Gauge
Historical mailing list - Jay L Snyder
Fri, 2 Feb 2001 08:38:20 -0500
How about a turbo boost gauge tied into the top of the radiator? They generally read full vacuum to about 30 psig, which would...
90 Carat: A/C Dying Diagnosis Confirm Please
Historical mailing list - Denis B�lisle
Wed, 24 May 2000 00:52:23 -0700
...and normally you flush all the component the opposite of the normal flow And do a minimum of 45 minutes of vacuum , expansion valve...
Re: crappy vacuum at idle 2liter afc
Historical mailing list - Stan Wilder
Thu, 18 Jul 2002 18:57:54 -0500
...Dead on. > > Checked for vacuum leaks with Brakleen. None. > > Replaced all small vacuum lines. Done. > > swapped throttle body with another. Same result. > > CO is...
Re: Compression braking & Power Loss
Historical mailing list - John Rodgers
Fri, 24 Feb 2006 05:27:17 -0600
...On gasoline engines it's >actually VACUUM braking, i.e. the pistons are pulling against a vacuum in >the intake tract. The big air...
Re: Replacing the vacuum advance unit
Historical mailing list - Old Volks Home
Tue, 20 Apr 2010 10:49:28 -0700
...and remove the circlip attaching the vacuum arm to it, plus a few screws attaching the vacuum can to the distributor. BTDT. Don't...
Re: Vacuum hose slipping off fitting
Historical mailing list - Neil N
Mon, 6 Oct 2014 10:46:19 -0700
And speaking of that small type of vacuum hose, on the 2.1 one of these hoses runs to the rubber boot at the...
Re: How to Adapt Brake Vacuum line for engine conversion?
Historical mailing list - neil N
Mon, 19 May 2008 19:45:18 -0700
...And for sure, I would NOT use NON vacuum type hose, unless I used it to connect a piece of pipe butted up against...
2wd locking diff - followship question
Historical mailing list - Jeff K
Thu, 7 Nov 2002 08:16:17 -0700
...I'm assuming It's a vacuum lock, meaning I'll have to run vacuum lines from the engine to the tranny and back...
Re: '82 diesel resurrection death?
Historical mailing list - Maynard Southard
Mon, 30 Jul 2001 21:04:29 -0400
...Turned out that the vacuum pump had seized. The vacuum pump provides brake boost (and some minor ventilation flap movement). This pump is driven...
Re: The coninuing distributer saga - LOOONG
Historical mailing list - B Feddish
Sat, 1 May 2010 15:41:49 -0400
...Advance connected to tee to throttle body (ported vacuum), reduction orifice then to charcoal canister shut off valve. (Late version)Vacuum retard hooked to...
Friday question.Re: Vacuum gauge NVC
Historical mailing list - Ken Lewis
Sat, 22 Aug 2009 00:20:26 -0400
...All web sites state a "normal" engine's vacuum, at idle, is ~ 17 to 21 inches at the intake manifold. But, all these examples...
Re: esoteric question about 1.9 distributor
Historical mailing list - Dennis Haynes
Sun, 19 Oct 2014 10:36:41 -0400
Simply disconnecting the vacuum retard will leave the base setting more advanced. With the timing more advanced at idle you will reduce the air...
Electric VW Pick up truck
Historical mailing list - Harvey Chao
6 Nov 1995 16:09:39 -0800
...vacuum booster supplied via electric vacuum pump hooked to stock vacuum resivour. Electric motor bolts to stock transaxel. Charger mounted under the hood, socket...
Re: Vacuum line P/N's
Historical mailing list - John Lauterbach
Tue, 1 Feb 2000 21:09:21 -0500
...Vacuum line P/N's > The best way to deal with the vacuum line issue is to measure the inside > diameter of the hose...
Re: '88 Vanagon - failed cruise control - problem identified
Historical mailing list - John Graham
Sat, 9 Aug 2003 22:18:01 -0400
...I disconnected the vacuum hose at the juction near the vacuum pump and found that if I sucked on the tube, the servo moved...
Re: Bosch distributor #
Historical mailing list
Sun, 24 Mar 1996 22:06:14 -0500
...Can >someone give me the Bosch number of the vacuum advance type distributor. A >friend can order the part wholesale but doesn't know...
Re: variable brake pedal travel / Internal Leak
Historical mailing list - George Goff
Tue, 2 Nov 2004 08:55:09 EST
...A vacuum leak might cause the perception of the amount of movement to seem different, but that is all it will change. Whenever this...
RE:[2] Idle problems
Historical mailing list - Jonathan Sykes
Fri, 15 Sep 1995 10:41:00 BST
...I found a hole in the little one- >way valve in the vacuum line that runs fron the intake naifold, all >the way forward...
Re: I Love My New Cruise Control (Long)
Historical mailing list - Mike Collum
Mon, 29 May 2006 22:57:28 -0400
...It too is a vacuum type and I installed a vacuum reservoir at the beginning. It works perfectly and has for two years now...
cruise control troubleshooting
Historical mailing list - Gregory Smith
Wed, 6 Feb 2008 10:37:35 -0800
...It works at first and then it's ability falls off quickly, in less than a minute, as if it is losing vacuum. I...
Re: Looking for a 83-85 distributor
Historical mailing list - Neil N
Wed, 1 Oct 2014 12:25:56 -0700
Just a thought; are there vacuum advance units from other VW's that would fit and work correctly? Neil. On 10/1/14, Blake...
'87 Syncro Rear diff lock vacuum source?
Historical mailing list - CARY CHIANG
Wed, 3 Nov 1999 02:48:09 MST
...I am trying to connect my rear diff switch vacuum hoses that were disconnected by the PO. Referring to Bentley, I got the dash...
Re: Vacuum from Brake Booster?
Historical mailing list - TJ Hannink
Mon, 13 Jun 2005 21:00:20 -0700
...I installed an equus cruise control system on my '85 1.9 (vacuum type) and installed a vacuum reservoir at the same time. The...
Re: Help...Brake Question
Historical mailing list - DaveC
Sat, 13 Apr 2002 09:48:13 -0700
...On cars with diesel engines, vacuum booster problems may be caused by a faulty vacuum pump. If brake fluid id leaking into the booster...
Re: Manifold measuring - is this right?
Historical mailing list - Mike \"Rocket J Squirrel\" Elliott
Wed, 24 Oct 2007 17:28:25 -0700
...The vacuum gauge shows around 18psi -- depending on >> engine rpms. I can open the throttle and the vacuum might drop to 10psi, >> then climb...
Re: vacuum servo question
Historical mailing list - Dennis Haynes
Wed, 4 Jun 2003 00:12:41 -0400
There should not be any oil in the vacuum servo. You have a leaking master cylinder. Dennis -----Original Message----- From: Vanagon Mailing List [mailto...
digijet timing vacuum w/digifant throttle body?
Historical mailing list - Damon Campbell
Wed, 6 Aug 2003 22:19:06 -0700
...By virtue of keeping the digijet FI, we've kept the older dristributor with the vacuum advance/retard. However, since we are upping the...
Probable Area for vacuum leak
Historical mailing list - Jason M. Yasment
Thu, 19 Aug 1999 18:17:05 -0400
In the case of a loopy idle on a '84 what are some likely area to have a vacuum leak? It almost sounds like...
Re: 85 gl still running rich at vw shop.
Historical mailing list - George Goff
Sun, 16 Mar 2003 22:25:38 EST
In a message dated 3/16/03 1:11:22 PM, drillock@EARTHLINK.NET writes: << Unplug that vacuum line from the pressure regulator and...
Re: [2] Idle problems
Historical mailing list
Fri, 15 Sep 1995 08:23:06 -0400
...I found a hole in the little one- >>way valve in the vacuum line that runs fron the intake naifold, all >>the way forward...
induction noise or vacuum leak?
Historical mailing list - Scott Terry
Sat, 10 Mar 2001 12:52:21 -0800
...Through examination, I have ruled out vacuum leaks in all the vacuum hoses, the air cleaner/AFM, and the rubber elbow between the AFM...
Re: 82 westy brake troubles
Historical mailing list - Stan Wilder
Sat, 7 Dec 2002 22:45:32 -0600
...Your vacuum booster line has a check valve in it (the 1/2" line just to the left of your Double Relay). To test...
Re: Vacuum hose slipping off fitting
Historical mailing list - Jim Felder
Mon, 6 Oct 2014 11:08:58 -0500
...No vacuum, no > advance. Put it back on, and magically all is fixed. > > Rich > San Diego > > > > ________________________________ > From: Ryan Perry <rjdperry@GMAIL.COM> > To: vanagon...
Re: Vacuum gauge readings
Historical mailing list - Max Wellhouse
Mon, 27 Oct 2014 05:09:06 -0500
...Since the induction system is so short, I'm curious where would be a better place to tap for vacuum? > Mike M > > Sent from...
Re: I Love My New Cruise Control (Long)
Historical mailing list - Jason Simpson
Mon, 29 May 2006 18:44:12 -0700
...At first, we suspected low vacuum, and tried just about every connection the vacuum line would fit. Then, from some gerry list archive searches...
Re: vacuum bleeding?
Historical mailing list - George Goff
Tue, 2 Mar 2004 12:18:23 EST
...to bleed the cooling system on a Vanagon by using a vacuum pump? >> Sure, and then they dismissed it because it won't work...
Re: Manifold measuring - is this right?
Historical mailing list - Jake de Villiers
Thu, 25 Oct 2007 00:24:37 -0700
...Vac from the vacuum unit hose labeled "2" on the left hand photo on > page 24.25 in Bentleys* (hose disconnected from vacuum unit...
Re: Cruise Control Sensors
Historical mailing list - Ari Ollikainen
Mon, 19 Oct 1998 17:30:30 -0700
...It would help if I knew >what signals the CC uses and from where they originate. > The system uses vacuum from a vacuum pump...
Re: esoteric question about 1.9 distributor
Historical mailing list - Dennis Haynes
Sat, 18 Oct 2014 16:35:52 -0400
Why would vacuum control of ignition timing be a nightmare? This part rarely fails and is easily tested and adjusted. Except for folks using...
Brake Pedal "Thud": Video (youtube)
Historical mailing list - neil n
Thu, 25 Mar 2010 09:31:21 -0800
...Engine cold, "thud" heard (booster has vacuum) Vacuum dissapates, hard pedal. Engine started, pedal drops (normal). Last portion, thudding easier to hear. Video not...
Re: What is it?
Historical mailing list - SDF ( aka ;jim lahey' - Scott )
Sat, 1 Aug 2015 20:02:28 -1000
Starting back when cars started having pretty complex emissions systems ...and often Lots of vacuum hoses and devices ( you should see a pre-fuel...
Re: Vacuum leak
Historical mailing list - Ralph Meyermann
Tue, 16 Feb 2016 18:21:56 -0600
...Vacuum leak > > Yes follow the vacuum line from the intake through the firewall. Sounds > like it is leaking where you can't see on...
Re: Distributor Vacuum Advance Checking
Historical mailing list - phil cain
Thu, 26 Jun 2003 17:25:02 -0700
Blake, Just replace the vacuum unit,(it has a number on the arm) you could clean and lube the point's plate this would...
Re: brake system vacuum leak
Historical mailing list - sstones
Sun, 26 Feb 1995 10:49:50 -0500 (EST)
Harry, there's only so much vacuum volume in your reservoir. You should only get one or two soft brake applications with the engine...
Vacuum leaks? '85 camper
Historical mailing list - Bill Kenneke
Sun, 20 Apr 1997 11:41:33 -400
...The Hall unit checks out okay, fuel pressure and flow volumeseems good, but I think that the vacuum unit is not doing its job...
Tappet adjustment, was Brake booster woes.
Historical mailing list - Mark Ingalls
Wed, 1 Aug 2001 22:21:32 -0500
Joe wrote: >Using the recommendations of Bob Donalds, I reset the valves and picked up about 4" of manifold vacuum. On power off coast...
Re: Location of EGR vacuum hose
Historical mailing list - jesse lee reynolds
Tue, 17 May 1994 21:32:19 -0500 (EST)
I wrote: > > > I accidently dissconnected the vacuum hose from my EGR valve on my 76 van. > > I looked, but I couldn't find where...
Re: Manifold measuring - is this right?
Historical mailing list - Michael Elliott
Wed, 24 Oct 2007 21:29:30 -0700
...Vac from the vacuum unit hose labeled "2" on the left hand photo on page 24.25 in Bentleys* (hose disconnected from vacuum unit...
Re: crappy vacuum at idle 2liter afc
Historical mailing list - Vanagon man
Fri, 19 Jul 2002 04:09:13 -0400
...Dead on. > > > > Checked for vacuum leaks with Brakleen. None. > > > > Replaced all small vacuum lines. Done. > > > > swapped throttle body with another. Same result. > > > > CO is...
Diff lock in a 2wd
Historical mailing list - Jeff K
Wed, 5 Mar 2003 13:00:19 -0700
...VW taps into the brake booster line in the engine compartment, runs the vacuum up to the dash, and then runs two vacuum lines...
Re: 71 Bus Brake Booster
Historical mailing list - Chris Chubb
Wed, 19 Jul 1995 08:43:43 -0400
...The original large vacuum hoses are cracked and falling apart. Is /it possible to replace these with heater/coolant hose or is there a...
Re: Vacuum gauge readings
Historical mailing list - Michael Magnani
Tue, 28 Oct 2014 00:40:01 -0700
...I'll go back and really look hard for vacuum leaks. Thanks for the advice. Mike M Sent from my iPad > On Oct 27...
Re: Miscellaneous Bus Questions
Historical mailing list
Tue, 25 Jul 1995 11:28:27 -0400
...It sounds like either the vacuum diaphragm in the servo has got decent sized hole in it, causing a massive vacuum leak or the...
a.c. removal, or, where does this vacuum line go?
Historical mailing list - Seth Bruggeman
Tue, 13 Jun 2000 06:54:55 -0700
...system), noticed that the vacuum line on the front of the fuel pressure regulater was disconnected at the other end; I assume this may...
Finding vacuum leaks
Historical mailing list - David Beierl
Fri, 18 Mar 2011 12:05:27 -0400
...Couple the vacuum to the airbox inlet and start poking the smoke into corners... Yrs, David