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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 12+: 60 results shown for Throttle valve switch.

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

• Re: #Engine in 1990 Vanagon 2.1L cutting out randomly
  Historical mailing list - kenneth d lewis
  Tue, 26 Oct 1999 19:57:05 EDT
  ...but....you may want to take a gander at the Throttle valve switch checking procedure on page 24.58 in the Bentley. It might...
• Re: UODATED INFO FW: STRANDED in South Florida - NEED TECH HELP
  Historical mailing list - Tom Hargrave
  Sun, 24 Jan 2010 09:11:23 -0600
  ...So, I checked a few things. -idle stabilizer control unit contacts are clean, no moisture -Idle control stabilizer valve is humming. -throttle valve switch...
• Fuel Injectors/Oil Cooler Leak
  Historical mailing list - Sunshine
  Sat, 14 Nov 2009 16:19:23 -0600
  ...to buying completely rebuilt ones?? I was reading about the throttle valve switch being out of adjustment and possibly just bad, could this be...
• stuff left for sale
  Historical mailing list - Seth Bruggeman
  Sun, 18 Nov 2001 10:29:03 -0800
  ...throttle body--this is the two-switch variety; although I can't verify it, I think this body was giving me poor gas mileage...
• Chasing Surge
  Historical mailing list - Bob Whitby
  Fri, 3 May 2002 10:37:03 -0700
  ...I've checked the timing, reset the throttle switch per Sir Bentley, made sure my ISV rattles and hums, fiddled with that ridiculously placed...
• Cold start 3 cylinder stalling and bucking idle insanity!!!
  Historical mailing list - Adam H. Behle
  Wed, 2 Feb 2005 23:44:51 -0500
  ...Checked throttle switch per Bentley and found it to be ok. I have a nicely humming idle control valve which was cleaned anyway. Swapped...
• MIllee's Sally, Chapter quite a few...
  Historical mailing list - David Beierl
  Sat, 19 Mar 2011 23:12:10 -0400
  ...When Sally came to me she was idling around 1500 rpm, which worked because the closed-throttle switch wasn't working. It was also...
• Re: 85 stalling probs...Where's the ARCHIVE!!!?!?!
  Historical mailing list - Craig Oda
  Tue, 14 Dec 2004 09:03:26 -0800
  ...on your throttle valve assembly, possibly internally. Take it out of the van and clean it - your idle switch on the throttle assembly is...
• Re: Fuel Injector (or wiring) Question: Deceleration, Fuel Shutoff Mode
  Historical mailing list - neil n
  Fri, 27 Jul 2012 21:54:11 -0700
  ...Am still tracking >>> down a surging issue. ..... >>> (Throttle switch test showed a nice square wave btw). He also kindly gave >>> me a >>> brief tutorial...
• Idle stabilizer control unit
  Historical mailing list - Dan Hall
  Fri, 17 Jul 1998 22:44:55 EDT
  ...Checked and adjusted throttle switch to correct specifications. As a result, the van is idling between 800 and 900 RPMS when warm, idling better...
• Re: I need help, please
  Historical mailing list - Stephen Grisanti
  Fri, 2 Dec 2022 15:42:48 -0500
  ...cap and rotor > - NGK BP6ET are recent. > - Throttle body switch checked fine > - Idle screw on throttle body cleaned > - A good fuel pressure regulator was...
• Re: Cruise Control Parts Shared With Rabbit?
  Historical mailing list - mark drillock
  Tue, 11 Aug 2009 13:31:57 -0700
  ...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: poor startup and cold running 2.1 WBX
  Historical mailing list - Dennis Haynes
  Tue, 1 Oct 2013 19:08:59 -0400
  ...throttle suddenly, the engine runs until it reaches idle speed, then cuts out and stalls.. I have checked the temperature sensor and idle switch...
• Re: low idle when AC compressor is on
  Historical mailing list - Ryan Cresawn
  Sat, 10 Jul 2021 15:26:02 -0700
  ...with the idle air valve on the top of the engine. I would start by > checking your throttle position switch to be sure that...
• Re: 87 passenger from southwest
  Historical mailing list - Scott Daniel - Turbovans
  Sun, 1 Mar 2009 16:24:24 -0800
  ...Where the air idle valve used to go ............where that little 'pipe' has a 90 degree turn to point striaght up for the 2...
• Re: Vanagon jerky, fixed maybe?
  Historical mailing list - Bill M
  Fri, 5 Oct 2012 08:12:45 -0400
  ...Trying to find the throttle valve switch connector as shown in >> Bentley manual unsuccessfully (Page 24.35), finally gave up, (where in the >> dickens...
• Re: clean & lube idle air control valve
  Historical mailing list - Raymond Paquette
  Mon, 17 May 2010 16:17:42 -0400
  ...The > controller see engine temperature(shared connection to Temp2 sensor with the > ECU), engine speed, throttle switch, and AC compressor on and power steering...
• Re: Cold weather issue - super high idle
  Historical mailing list - Dan N
  Tue, 14 Nov 2023 08:07:48 -0800
  ...I have a > >>>>> nice video on YouTube about the throttle position switch. Search > >>>>> for that > >>> and > >>>>> you will see it. > >>>>> > >>>>> On Mon, Nov 13...
• Re: Hot start problem
  Historical mailing list - Scott Daniel - Turbovans
  Tue, 24 Jul 2012 13:09:16 -0700
  ...Plus check throttle switch is making contact at idle. I've found dozens of those not working right. On 7/24/2012 11:57...
• Re: 28.8 MPG
  Historical mailing list - Craig Oda
  Tue, 31 Aug 2004 17:08:27 -0700
  ...control valve circuit; Two on the rubber tube and 2 on the > grommet on the center plenum and ISCV. > > I took the throttle body...
• Re: Idle Relay - Idle Valve match?
  Historical mailing list - Kim Springer
  Mon, 18 Aug 2008 20:30:36 -0700
  ...pressure switch > BRN - ground > GRY - coolant temp sensor > RED/BLU - throttle valve switch > WHT - output to idle valve > YEL - output to idle valve > GRN...
• Re: Starting issue - low idle and wants to stall
  Historical mailing list - Dennis Haynes
  Tue, 5 Jul 2011 00:45:16 -0400
  ...Bad valve or controller. Bad input to controller. Temp 2 sensor shared with ECU. Check connections and grounds. Closed throttle switch. It is also...
• Re: High idle issues
  Historical mailing list - Scott Daniel - Turbovans
  Thu, 27 Aug 2009 16:22:13 -0700
  ...It shows 4.93 volts @ throttle valve switch > connector. Switch appears to be OK, closed throttle switch shows zero > ohms, open shows open. > > What...
• Re: At Idle: AFM Flap, CO Screw Relationship. Explanation Found
  Historical mailing list - neil n
  Sun, 8 Jul 2012 11:23:06 -0700
  ...After passing emissions, I started testing and working on things like the throttle valve switch, idle stabilization circuit and parts (module was bad). At...
• hesitation when starting off(accelerating)
  Historical mailing list - John
  Mon, 23 Apr 2001 03:40:45 -0400
  ...The throttle switch signals the moment of off-idle and the AFM shows that the air volume entering the engine is increasing. If either...
• Re: High idle issues
  Historical mailing list - Rene Ditton
  Wed, 26 Aug 2009 20:30:31 -0700
  ...It shows 4.93 volts @ throttle valve switch >connector. Switch appears to be OK, closed throttle switch shows zero >>ohms, open shows open. > >What...
• Re: No idle when engine cold
  Historical mailing list - Jack R
  Fri, 24 Apr 2020 08:02:19 -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: Slight over run popping from exhaust..84 (inline VW with Digifant )
  Historical mailing list - Don Hanson
  Mon, 3 Aug 2009 22:23:21 -0700
  ...They get sticky or worn. > So check that for sure - any throttle position switch that it might have, > or even .........dragging throttle cable.......doesn...
• Re: My Westfalia has a "frog-powered" engine - HELP!
  Historical mailing list - Bj�rn
  Thu, 10 Dec 1998 12:09:12 -0800
  ...adjust throttle "switches" and free butterfly valves $65.50 > >I spent $256.00 yesterday on a tune up and cleaning of my throttle body...
• repost of message (replacing expansion tank, plus some wire questions) [long]
  Historical mailing list - The CiKaspers
  Sat, 5 May 2001 20:57:30 -0700
  ...the second wiring oddity traces back out from the throttle valve switch. the connector that comes out of this switch connects to a connector...
• Re: clean & lube idle air control valve
  Historical mailing list - Dennis Haynes
  Mon, 17 May 2010 21:59:47 -0400
  ...The > controller see engine temperature(shared connection to Temp2 sensor with the > ECU), engine speed, throttle switch, and AC compressor on and power steering...
• Fuel injector question - non starting
  Historical mailing list - Bruce Todd
  Sun, 3 Aug 2008 10:55:13 -0700
  ...I did not tamper or touch the throttle valve switch nor has the idle adjusting screw been touched. - The throttle cable was reinstalled close...
• Throttle Body - High Idle - (Dare I say?) Issue Resolved! (85 1.9l)
  Historical mailing list - Tyler Hardison
  Fri, 10 Jul 2015 09:40:23 -0700
  ...I also wiggled in other directions and even reached in the throttle body to see if the butterfly valve itself was loose. I'm...
• Re: 1986-91 wire harness
  Historical mailing list - Dennis Haynes
  Tue, 13 Mar 2012 06:14:36 -0400
  ...the throttle switch and for the 1.9L engines the auxiliary air regulator. Going to air cooled it fits the cold start valve. Pulling...
• Re: Help diagnose POSSESSED 2.1L Vanagon engine
  Historical mailing list - Dennis Haynes
  Fri, 18 Apr 2003 18:21:15 -0400
  ...Sounds like you have a leaking intake valve. Opening throttle confuses the airflow meter and adds mixture dilution to boot. I find this to...
• Re: 1985 FAST idle
  Historical mailing list - Jay L Snyder
  Tue, 27 Nov 2001 08:29:20 -0500
  ...Throttle valve switch adusted as per Bentley (design with one switch) New electrical connector to the AFM No vaccuum leaks Idle srew all the...
• Re: Engine analyzer/tach recco?
  Historical mailing list - David Beierl
  Thu, 24 Mar 2011 18:08:45 -0400
  ...When Sally came to me she was idling around 1500 rpm, which worked because the closed-throttle switch wasn't working. It was also...
• Re: Oxygen Sensor / Full Throttle Switch
  Historical mailing list
  Mon, 21 Nov 94 16:11:59 EST
  ...full throttle but not in between. When we were experiencing stumbling at start up, the mechanic put a washer in the EGR valve which...
• idle conversation
  Historical mailing list - Dennis Lockwood
  Tue, 6 Feb 2001 23:00:21 EST
  ...air filter, fuel pressure regulator, idle stabilizer valve, temp sensor II. The micro switch under the throttle is adjusted properly. Other than cold idle...
• FS Last Call Before E* bay air cooled parts, Engine, Transmissions
  Historical mailing list - Stan Wilder
  Sat, 15 Jun 2002 08:02:18 -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: 86 Syncro dies
  Historical mailing list
  Tue, 25 Apr 2000 15:40:06 -0700
  ...First problem was the throttle switch doesn't come on at the closed position (throttle off), wasting fuel, but probably not causing the engine...
• Re: cold run problems
  Historical mailing list - Joe Romas
  Wed, 22 Nov 2000 14:09:00 -0500
  ...within specs tests / adjustment (per Bentley) on throttle valve switch, idle speed control valve, air flow meter, temp 2 sensor (my testing on all...
• Re: 28.8 MPG
  Historical mailing list - Robert Lilley
  Tue, 31 Aug 2004 18:41:04 -0700
  ...control valve circuit; Two on the rubber tube and 2 on the > grommet on the center plenum and ISCV. > > > I took the throttle body...
• Re: Brake light sensor switch adj.
  Historical mailing list - Mike
  Tue, 10 Apr 2007 15:56:08 -0400
  Those aren't electrical switches on the 2 pedals on the factory cruise setup. They're vacuum release valves, in parallel with the cruise...
• Idle Problem & Shifting Gears
  Historical mailing list - Georgios A. Stylianides, PhD
  Mon, 26 Jul 2004 23:04:58 -0400
  ...Throttle valve switch is good. Never had any problems before. Everything started when alternator fried.
• Mike's TP switch question from digest
  Historical mailing list - Don Hanson
  Wed, 26 Sep 2007 08:16:00 -0700
  ...That car had a separate 'drop throttle' switch..Which, of course, we took out to race. Have you considered that your meter might just...
• Re: Initial start failures
  Historical mailing list - Scott Daniel - Turbovans
  Wed, 24 Aug 2011 15:42:09 -0700
  ...throttle body, listening for a click when you release the throttle back to zero. About 60 % of vanagons like yours have that adjustable switch...
• 1.9 runs better with 02 sensor disconnected-kinda long cause I need to ventialte
  Historical mailing list - roger sisler
  Wed, 15 Mar 2006 14:48:02 -0800
  ...No valve clacking, so the timing it likes ,must not be too far off. By the way, the throttle switches work fine. The switch...
• Re: fwd: Re: Re.: Hot Start Phase II
  Historical mailing list
  Fri, 19 Aug 94 15:29:36 EDT
  ...You mentioned checking the thermo switch and the pressure valve. The pump was replaced about 2 years ago. I guess I should check for...
• Re: engine miss
  Historical mailing list - Peter Pollard
  Tue, 16 Dec 2003 16:02:21 -0500
  ...have replaced cap, rotor, leads, 02 >sensor, cleaned and tested idle stabilizer, adjusted throttle switch, new >air and fuel filters, capacitor fix on air...
• Re: Strange Ignition Problem
  Historical mailing list - mark drillock
  Sat, 24 Aug 2002 16:20:22 -0700
  ...ECU ECU relay Temp 2 sensor idle and throttle switches aux air regulator temp gauge sender coolant level sensor Wheezerboxer motors have it too...
• ISV questions (updates and clarifications)
  Historical mailing list - Roger Reynolds
  Wed, 6 Nov 2002 21:52:47 EST
  ...idle setting, and checked the throttle position switch. Update: When I pull the yellow idle stabilizer control valve connector (that is located sort of...
• Re: Air Cooled Vanagon Flooding
  Historical mailing list - Richard A Jones
  Sat, 19 Feb 2005 09:00:30 -0700
  ...My big "S" hose from the AFM to the throttle valve had a crack at the bottom, so you could inspect it and think...
• Re: Arduino and Vanagons
  Historical mailing list - Scott Daniel
  Sat, 16 Nov 2013 22:32:59 -0800
  ...One some systems ....say early volvo EFI ...there's a a fairly sophisticate throttle position switch ( and no AFM ) . The Ecu can see throttle...
• Re: vanagon Digest - 27 Apr 2007 - Special issue (#2007-438)
  Historical mailing list - Keith Hughes
  Fri, 27 Apr 2007 18:28:11 -0700
  ...have a beautiful spray pattern. >Thermo-time switch is working correctly, thus the cold start valve is only >injecting when it should (i.e...
• Re: 87 2.1 dies after 30 seconds
  Historical mailing list - Jon VO
  Fri, 27 Feb 2015 16:20:55 -0700
  ...All injectors appear to be functioning good. > AFM is good > throttle switch is adjusted good > idle control valve and module are both good > ECU...
• Re: Throttle-on running issue
  Historical mailing list - Rick Cooper
  Mon, 15 Jul 2019 19:02:20 -0700
  ...Another possibility is the Throttle Valve Switch, see Bentley p. 24.58. Rick On Mon, Jul 15, 2019 at 6:38 PM Richard Koerner...
• Re: Arduino and Vanagons
  Historical mailing list - Brett Ne
  Wed, 27 Nov 2013 15:34:42 -0800
  ...the throttle switch input. But then, there may be driveability issues with that approach; there may need to be some baseline idle valve air...
• Re: CO Adjusting Screw, Throttle Valve Switch Test Light Video etc.
  Historical mailing list - neil n
  Thu, 28 Jun 2012 10:38:03 -0700
  Thanks Alistair. Costs less than this: http://vancouver.en.craigslist.ca/pml/tls/3050987872.html The idea of starting a small fire in a...
• Timing
  Historical mailing list - Dan Erlandson
  Sat, 16 Nov 2002 15:20:34 -0500
  ...I haven't yet verifies that my throttle valve switch is working correctly... I'll break out my multimeter later tonight. Any thoughts would...