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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 Cold Start Valve.

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

  • Re: Oil pressure light and buzzer
    Historical mailing list - Dennis Haynes
    Tue, 21 Aug 2012 19:44:16 -0400
    Unless modified the relief starts around 50 psi. At 100 psi the lifters will be holding the valves open enough for the engine to...
  • Re: Idle Relay - Idle Valve match?
    Historical mailing list - John Bange
    Sun, 17 Aug 2008 23:06:28 -0700
    ...Excess resistance on the wire wouldn't affect the behavior of the idle controller when cold, as the temp reading starts off below whatever...
  • Soft lifters (was: clarify .006 on lifters)
    Historical mailing list - Blake Thornton
    Wed, 9 Jan 2002 11:36:06 -0700
    ...I now have about 45,000 miles on this engine > and > > for the last few thousand miles the valves are noisy on start up...
  • Re: clarify .006 on lifters
    Historical mailing list - Walt Spak
    Wed, 9 Jan 2002 09:23:53 -0500
    ...We had an exceptionally warm fall here in Pittsburgh and the noisy valves started long before cold weather set in. I see Eric in...
  • Re: vanagon Digest - 26 Apr 2007 to 27 Apr 2007 - Special issue (#2007-436)
    Historical mailing list - Jake Beaulieu
    Fri, 27 Apr 2007 15:34:04 -0400
    ...I have checked all four injectors and the cold start valve for leaks (several times), there are none. Injectors were recently reconditioned by Cruzin...
  • Re: Arduino and Vanagons
    Historical mailing list - Mike Miller
    Fri, 15 Nov 2013 20:55:01 -0800
    ...idle air valve when: � � --the engine is cold, the starter is engaged, and the coil is shorted � � --the engine is cold & running � � --the engine...
  • Re: '84 1.9L 2-WD -- cold start problems still the same after new O2-sensor, new Temp II sensor, and new plugs
    Historical mailing list - Rocket J Squirrel
    Sun, 19 Jun 2011 16:32:25 -0700
    ...Cold start problem definition: Engine temperature and air temperature > > around 70-75 degrees Fahrenheit. Start engine w/o foot on accelerator > > pedal. Engine starts...
  • Re: 91 runs rough cold
    Historical mailing list - Will Wood
    Wed, 27 Nov 1996 22:25:03 -0700
    ...There's a sensor for the intake temperature and the water temperature that tell the EMU to activate the cold start valve (5th injector...
  • cold start/idle problems with 2.1 digifa
    Historical mailing list
    Wed, 01 Nov 1995 15:48:00 -0400 (EDT)
    ...When I start my engine after it has sat all night (ie. a cold start) it will not stay running unless I keep slight...
  • Re: Question about testing O2 sensor with digital meter
    Historical mailing list - Mike S
    Sat, 27 Sep 2008 00:51:18 -0400
    ...it 'cold start injector' on the diagram......... >though does it actually *inject* ? >I might call it a Cold Start Device or Valve perhaps. >Maybe...
  • Re: 1991 2.1 l auto Vanagon stall on warm-up
    Historical mailing list - Andrew G. Martin
    Sun, 12 Aug 2001 19:24:38 -0700
    ...system through the cracked heater core valve and forming an air bubble overnight. After starting the cold van in the morning and driving for...
  • Idle stabilizer testing
    Historical mailing list
    Fri, 20 May 94 14:27:17 EDT
    Folks, I've been checking out the idle stabilizer because of no cold start high idle. At lunch today I quickly tested the valve...
  • '81 Air cooled fuel injection control unit cable
    Historical mailing list - Michael S. Nichols
    Fri, 14 Jan 2000 09:08:50 -0500
    ...I need to replace connectors on my cable--thermo time switch and cold start valve ones have cracked--FLAPS said they are not available...
  • Re: Continuing Cold Stall Problem - HELP!!!
    Historical mailing list - Richard Golen
    Tue, 15 Apr 2003 11:21:21 -0400
    ...Continuing Cold Stall Problem - HELP!!! > >I've noticed a rash of cold start problems on >wasserboxers lately on >this >list. My 87 has had...
  • Re: Idle stabilization control question--fixed
    Historical mailing list - Tim Marciniak
    Sat, 10 Mar 2007 12:08:08 -0600
    ...Reconnect the >> ISV wiring and you are good to go. >> Allow the engine to get cold, Restart. The cold start should give you >> about...
  • Loud metallic knock from engine??????
    Historical mailing list - gary hradek
    Wed, 12 Jul 2006 11:23:26 -0700
    ...Any good suggestions on a quick diagnosis and fix? It is not just the normal valve clatter when cold - it is a distingtive metallic...
  • Re: Question about testing O2 sensor with digital meter
    Historical mailing list - Scott Daniel - Turbovans
    Fri, 26 Sep 2008 22:15:09 -0700
    ...it 'cold start injector' on the diagram......... >>though does it actually *inject* ? >>I might call it a Cold Start Device or Valve perhaps. >>Maybe...
  • 87 Westy Trouble Starting in Cold
    Historical mailing list - John W. Parkins
    Sat, 22 Jun 2002 05:39:11 -0700
    ...In cold weather I have trouble starting the Westy. The only way it will start is to floor the accelerator and hold it there...
  • IT'S ALIVE!
    Historical mailing list - Warner, Jeff (DSIO)
    Tue, 20 Apr 2004 14:13:36 -0400
    ...Started it up and identified offending noise coming from rearmost valve. Decided to put valve cover back on and see how badly it would...
  • Re: Van Stalls Easily when totally cold.
    Historical mailing list - pickle vanagon
    Sat, 20 Sep 2008 00:21:17 -0400
    ...test to see if the Aux air valve is supplying any air right after a > cold start is to pinch off one of the...
  • Cold Idle Diagnosis (1.9L)
    Historical mailing list - Michael Diehr
    Tue, 22 Jun 2004 11:46:22 -0700
    ...happen at every start, or only when cold?) 2. The Auxiliary Air Regulator / Valve (AAR) is mostly open when cold, which gives extra air...
  • <no subject>
    Historical mailing list - Locke Johnston
    Tue, 30 Apr 2002 13:40:03 -0500
    I recently had a fuel regulator valve installed in my 86 van. Since then when I cold start it in the morning or after...
  • Re: Help with troubleshooting a 1980 Westy
    Historical mailing list - cesar quiros
    Fri, 4 Feb 2011 15:28:33 -0800
    ...I'm thinking cold start valve? temperature sensor? > > Thanks for ideas. > > tabe johnson/90MV > > *** email starts here *** > <edited for brevity> > > We decided to bring...
  • 1981 flooding issue
    Historical mailing list - Sean Garrett
    Fri, 20 Feb 2004 07:54:03 -0700
    ...It floods from cold start or hot if I give it to much gas. Last night it left me stranded so I must address...
  • More idle questions (no pun intended)...
    Historical mailing list - WVVW
    Mon, 22 Apr 2002 12:28:11 -0400
    ...started it up and went back through the basic checks. Even though I could blow through the valve when the engine was cold, pinching...
  • Re: Idle gremlins still at play
    Historical mailing list - Dan N
    Tue, 10 Aug 2021 07:59:16 -0700
    ...The idle is controlled by the throttle valve actuator and timing via a sensor... If you start your cold engine and it idles right...
  • Re: Idle stabilization control question
    Historical mailing list - Jim Felder
    Sat, 10 Mar 2007 09:07:42 -0600
    ...Reconnect the >> ISV wiring and you are good to go. >> Allow the engine to get cold, Restart. The cold start should give you >> about...
  • Re: Shade tree wiring of a cold start valve on a 2.1?
    Historical mailing list - Edward Maglott
    Tue, 6 Jan 2009 18:37:06 -0500
    ...I have installed a cold start valve circa 2.0 aircooled > Vanagon motor(new one bought on ebay cheap) but never wired it in...
  • Shade tree wiring of a cold start valve on a 2.1?
    Historical mailing list - Max Wellhouse
    Mon, 5 Jan 2009 11:44:26 -0600
    ...I have installed a cold start valve circa 2.0 aircooled Vanagon motor(new one bought on ebay cheap) but never wired it in...
  • Tool US 1076?
    Historical mailing list - David Johnson
    Fri, 20 Apr 2007 18:11:10 -0600
    ...since the fire seems to have started from a leak somewhere right about the cold start valve) but I'd like to be sure...
  • Help with troubleshooting a 1980 Westy
    Historical mailing list - Tabe Johnson
    Fri, 4 Feb 2011 19:24:55 +0000
    ...I'm thinking cold start valve? temperature sensor? Thanks for ideas. tabe johnson/90MV *** email starts here *** <edited for brevity> ��� We decided to bring...
  • Re: Question about testing O2 sensor with digital meter
    Historical mailing list - Scott Daniel - Turbovans
    Fri, 26 Sep 2008 15:58:19 -0700
    oh we're in trouble now ! Figured you had an air-cooled vanagon has they do indeed have a cold start valve, and being...
  • Re: Question about testing O2 sensor with digital meter
    Historical mailing list - Scott Daniel - Turbovans
    Fri, 26 Sep 2008 19:36:01 -0700
    ...though does it actually *inject* ? I might call it a Cold Start Device or Valve perhaps. Maybe it actually does 'inject' , as in spray...
  • Re: Noisy Valve lifters
    Historical mailing list - MICHAEL H
    Wed, 6 Feb 2013 18:33:11 -0800
    ...Valve lifters That suggests to me that VW meant for the oil to be checked when the engine was at operating temperature, not cold...
  • Valve adjustment suggestions and a question
    Historical mailing list - neil N
    Tue, 21 Aug 2007 19:15:41 -0700
    ...coming out with valve cover off. None did during a short run. A question. One lifter is consistently noisy at start up. Play felt...
  • Looking for used parts
    Historical mailing list - BILL
    Sun, 25 Oct 1998 21:27:40 -0700
    ...left side (drivers side) fuel line (tubing) from injectors to cold start valve. (2) 070 256 061A Y-piece that connects to blower housing...
  • Re: '81.5 Diesel 1.6, Won't start
    Historical mailing list - Jim Felder
    Mon, 31 Mar 2008 11:35:43 -0500
    ...so, a "tight" valve could prevent starting. > > Bad glow plugs could also factor in, but if it's not too cold a diesel > in...
  • Valve Adjustment
    Historical mailing list - Jay L Snyder
    Tue, 28 Aug 2001 14:07:50 -0400
    ...Much better low end grunt and cold starts. I would like to pull the valve covers and check to see if any of the...
  • <No subject>
    Historical mailing list - John Rodgers
    Sun, 6 Apr 2003 00:20:50 -0600
    ...First is that when I cold start it, it idles fine for a minute >or so then fades and stalls out. It keeps doing...
  • Re: Loud metallic knock from engine??????
    Historical mailing list - Jens Jakob Andersen
    Wed, 12 Jul 2006 18:44:14 +0200
    ...a stuck valve.............. > >Any good suggestions on a quick diagnosis and fix? > >It is not just the normal valve clatter when cold - it is...
  • Re: 86 GL, Rough Idle cold
    Historical mailing list - Dennis Haynes
    Fri, 11 Mar 2005 19:31:33 -0500
    ...Idle cold I have a new problem that has been growing over time. The Idle is rough when she is first started, and smooths...
  • Re: HELP in Riverton, WY - Engine Flooding
    Historical mailing list - Don Hundt
    Fri, 2 Oct 2009 19:26:33 -0400
    ...Not sure what to do about > testing/replacing the cold start valve. He said to try starting it > with the pedal floored in "flood...
  • Re: Idle Control
    Historical mailing list - David Beierl
    Sat, 14 Nov 2020 17:25:37 -0500
    ...It contains a rotating-disk valve on a bimetal linkage that allows extra metered air to the engine when it's cold (metered meaning...
  • Re: Fuel pump relay cutout switch
    Historical mailing list - Richard A Jones
    Thu, 15 Nov 2007 12:31:03 -0700
    ...http://jones.colorado.edu/jones/VW/VWfuelpumpswitch.jpg (The other two switches control the cold start valve....) Richard
  • Re: '78 F.I. Problems.
    Historical mailing list
    Thu, 7 Sep 1995 06:33:10 -0700
    ...So next i pulled the wire off the "Cold start valve". BINGO. Apparently my thermo time switch is bad and it is being "choked...
  • Re: COLD START PROBLEM!!!!!!!!! anyone!!!!!
    Historical mailing list - Benoit
    Mon, 1 Aug 2005 22:24:00 -0400
    ...valve is open so i should have a "cold >start"... > >I feel that i have a fuel pressure ploblem... but am not sure... fuel...
  • Re: 82 won't start when hot
    Historical mailing list - Higginbotham, David A.
    Tue, 27 Sep 2005 10:42:25 -0400
    Stan writes: <<< The symptoms of a loose valve set are these: The engine starts and runs just fine and may be OK several days...
  • Re: Trouble starting after sitting awhile?
    Historical mailing list - Mike Collum
    Tue, 25 Jul 2006 10:10:09 -0400
    The air cooled Vanagons have a cold start valve but not the wasserboxers. Mike Geo & Kathleen Hahn wrote: > Anthony Kimmons wrote: > >> ...I can start...
  • Re: Loud metallic knock from engine??????
    Historical mailing list - John Lane
    Wed, 12 Jul 2006 09:22:25 -0700
    ...Any good suggestions on a quick diagnosis and fix? It is not just the normal valve clatter when cold - it is a distingtive metallic...
  • Re: Soft lifters (was: clarify .006 on lifters)
    Historical mailing list - Adam Puzerewski
    Wed, 9 Jan 2002 14:24:46 -0500
    ...I now have about 45,000 miles on this engine > and > > for the last few thousand miles the valves are noisy on start up...
  • Re: Adjusting Valves 78 Air Cooled
    Historical mailing list - Dennis Haynes
    Sun, 2 Feb 2003 14:51:34 -0500
    ...It had slight cold lifter noise and I made a mental note of slight clearance on the valve stem / rocker before I started adjusting...
  • No "Flicker", what to do?
    Historical mailing list - thewestyman
    Wed, 9 May 2018 09:43:16 -0700
    ...So, started to check in the book and now I am looking at the connector to the Cold Start Valve, checking if it is...
  • Re: Bosch CIS problems
    Historical mailing list - Dan Houg
    Thu, 4 Jan 1996 20:15:47 CST6CDT
    ...The CIS uses a separate cold start injector mounted in the intake manifold. These can clog, causing cold running problems, or leak causing warm...
  • Oil Filter Option
    Historical mailing list - Eric Small
    Tue, 19 Oct 1999 16:27:53 -0400
    ...It seems to reduce the occasional cold start tapping, particularly when starting and running the van during winter storage. Often the filter also has...
  • OES, 5-20 etc
    Historical mailing list - pensioner
    Sun, 26 Nov 2000 18:56:37 -0800
    ...Greely AK, we used OES and 5-10Wt in the "cold soak" critters so you could start em. The motorpool "daily drivers" were kept...
  • Re: 1.9 idle woes
    Historical mailing list - kenneth d lewis
    Tue, 14 Mar 2000 18:27:31 EST
    ...I did >clamp >the hose from the aux valve to the throttle body while waiting for the >valve >and it ran great , even cold...
  • Re: Continuing Cold Stall Problem - HELP!!!
    Historical mailing list - Todd Last
    Tue, 15 Apr 2003 13:02:11 -0700
    ...Continuing Cold Stall Problem - HELP!!! I've noticed a rash of cold start problems on wasserboxers lately on this list. My 87 has had...
  • Re: On road, Having problem, coolant related
    Historical mailing list - Jeff Palmer
    Sat, 22 Jan 2022 10:17:54 -0600
    ...the engine with the cold coolant coming from the radiator. The thermostat set up is really a mixing valve and part of the goal...
  • Re: Idle gremlins still at play
    Historical mailing list - Roy Nicholl
    Tue, 10 Aug 2021 12:42:01 -0300
    ...The idle is >> controlled by the throttle valve actuator and timing via a >> sensor... If you start your cold engine and it idles right...
  • Re: random high idle
    Historical mailing list - John Rodgers
    Fri, 4 Oct 2002 17:12:41 -0500
    ...idle stabilizer valve disconnected, re-set your idle speed. Let the engine get cold, reconnect the ISV, and check the cold start response - idle...