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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 3+: 60 results shown for Engine Control Unit.

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

  • Re: your opinion please - part 2
    Historical mailing list - Darrell Boehler
    Tue, 8 Jun 1999 11:13:11 -0500
    Hi Wendell, I think most all after market cruise controls have this monitoring system you mention. Also if the engine rpm increase quickly as...
  • installiing cruise control
    Historical mailing list - 86 Westfalia
    Sat, 28 Apr 2001 17:13:42 -0300
    ...How should I install cruise control? Can I install any old Canadian Tire unit or should I be more particular? Cheers, Dan 86 Westfalia...
  • Re: low idle when AC compressor is on
    Historical mailing list - Ryan Cresawn
    Sat, 10 Jul 2021 15:26:02 -0700
    ...stabilizer control unit behind the rear tail light controls this > along with the idle air valve on the top of the engine. I would...
  • ICU issue?
    Historical mailing list - Mark McCulley
    Wed, 14 Aug 2024 14:42:14 -0700
    ...I reseated all the connections in engine bay, still same symptom. Disconnecting the idle control unit removed a the idle surge and allows van...
  • Re: 2000 RPM Idle w/AC on..
    Historical mailing list - Laurence Smith
    Sun, 30 Jun 2002 15:55:57 -0400
    The idle control unit (behind the rear right lights) has an input from the A/C relay. When the A/C is turned on...
  • Re: Euro-Drive: 84 Volkswagen VANAGON, No-start
    Historical mailing list - Dennis Haynes
    Fri, 7 May 1999 11:34:36 -0400
    ...stabilizer ,hall control unit , coil, >wires, plugs, OK CLeaned all grounds on engine replacedfuel >inj. ,control unit ,same problem -control unit shorted out >again...
  • Re: low idle when AC compressor is on
    Historical mailing list - Ryan Cresawn
    Sun, 11 Jul 2021 20:46:41 -0700
    ...the critical wire is not fully labeled at the idle control unit page. > b. the critical wire has the wrong color shown on the...
  • Re: HELP! FI Fuel Supply(?) Problems with 75 Westy in Phoenix
    Historical mailing list - Mike Plickys
    07 Jan 95 20:32:20 EST
    ...Check your O2 sensor, O2 sensor wires and all grounds for the control unit located in the engine compartment. Finding the short in the...
  • Re: FI help needed
    Historical mailing list - R. Hotchkiss
    Fri, 04 Oct 1996 16:40:04 -0400
    ...I suspect the fuel injection. > > In my experimenting today I found that if I try to start the engine with the > Control Unit disconnected...
  • Ultimate Cruise Control - Was Lost, Now Found!
    Historical mailing list - Frank Grunthaner
    Tue, 26 Oct 2004 20:54:27 EDT
    ...For years I fought with vacuum control diaphragms as they readily (6 months to a year) fail in the engine compartment heat. They were...
  • Re: Aftermarket Cruise questions . . .
    Historical mailing list
    Tue, 3 Jun 97 16:07:54 EDT
    ...in control theory lingo) instability is quite possible with a properly functioning unit if it is not matched to the vehicle/engine in question...
  • Re: '85 Ignition Control Unit
    Historical mailing list - neil n
    Tue, 23 Mar 2010 11:12:35 -0800
    ...Maybe use a standard VOM?? And, under Digijet, there is a note saying: "Two different types of Hall control units can be installed" (don...
  • Climate Control Help
    Historical mailing list - Kellen Dengler
    Tue, 30 Nov 2004 16:55:21 -0700
    Hi, So after my last post about the missing mystery knob below the climate control panel on my 1980 Vanagon I had come to...
  • Re: Broken factory cruise on '90 syncro
    Historical mailing list - John Graham
    Thu, 26 Jan 2006 23:01:17 -0500
    ...my cruise control was the easiest thing to fix - the rubber diaphragm on the server unit on top of the engine near the throttle...
  • Re: I've seen the Tii conversion completed
    Historical mailing list - Undetermined origin c/o LISTSERV administrator
    Mon, 5 Jun 2000 12:02:37 -0700
    ...it's an 8 valve head and the engine is supposedly 2L. The control unit is a motronic distributed for the international market. The...
  • Re: WTB: Idle Stabilizer Control Unit-2.1L
    Historical mailing list - Karen Olson
    Sat, 13 May 2000 11:21:33 -0500
    ...Idle Stabilizer Control Unit-2.1L > > In a message dated 5/12/00 7:08:18 PM, kdosmm@worldnet.att.net writes: > > << I believe...
  • Re: Idle Stabilizer Control Unit damage
    Historical mailing list - Phil Zimmerman
    Sun, 13 Jun 2004 10:48:16 -0400
    On Wed, 9 Jun 2004 17:19:57 GMT, Philip Chidlaw <pchidlaw@MCN.ORG> wrote: >Has anyone verified a failed idle stabilizer control unit...
  • Re: ICU issue?
    Historical mailing list - Mark McCulley
    Fri, 16 Aug 2024 16:25:17 -0700
    ...Restart and same pattern occurs. > > I reseated all the connections in engine bay, still same symptom. Disconnecting the idle control unit removed a the...
  • FS: inst. cluster w/ tach/digi clock, & factory Cruise Control setup
    Historical mailing list
    Fri, 13 May 2005 12:02:55 EDT
    ...cruise switch, dash wiring harness, cruise control programmer unit and mount plate.. pedal switches, rubber vacuum line, vacuum pump by engine, etc. the only...
  • How do I....
    Historical mailing list - Chris Snyder
    Sat, 28 Apr 2007 23:14:49 EDT
    ...How do I check it? The only other thing I can think of is the Idle control unit and here again it is an...
  • Re: Idle Control
    Historical mailing list - David Beierl
    Sat, 14 Nov 2020 17:25:37 -0500
    ...engine shutdown. The functions of the aux air regulator, solenoid idle valves and idle stab module are combined in the full-fledged idle control...
  • Fw: CRUISE CONTROL MOUNTING
    Historical mailing list - Julianna Thoennes
    Wed, 21 Nov 2001 13:19:59 -0800
    ...CRUISE CONTROL MOUNTING > > > > > > > > > > Subject: Re: Fw: CRUISE CONTROL MOUNTING > > > > > > > > > > > > IN THE ENGINE COMPARTMENT..... > > > > HMM, NEVER DONE THIS BEFORE?, I HAVE > > > > INSTALLED HUNDREDS OF CRUISE...
  • Re: Low idle, let's take some bet's!
    Historical mailing list - Benny boy
    Mon, 20 Jul 2009 07:55:27 -0400
    ...I conclude that the idle control box knows how >fast the engine is going and regulates the amount of air the valve bypasses >to...
  • Re: Indash CD in Vanagon?
    Historical mailing list - Sudhir Desai
    Thu, 2 Apr 1998 22:29:43 -0500
    ...blaupunkt head units with the 10cd changer controls and 35wx4 power, and keep your van all german?(except for the engine of course :-) Sudhir...
  • Re: Idle Control Valve - Part 2
    Historical mailing list - Neil N
    Sun, 22 Jun 2014 09:32:37 -0700
    ...on Dennis' comments, but along with what he said, maybe the control unit is allowing constant full power to flow to the valve? (it...
  • Coolant Level Switch
    Historical mailing list - Jack Newton
    Wed, 16 Jul 1997 12:24:33 +1000
    ...There was 12 v on terminal 5/15 of the control unit and no voltage on the other terminals. Does anyone know what the...
  • Idle stabilizer control unit repair?
    Historical mailing list - Mike Pedersen
    Wed, 26 Nov 2003 12:28:18 -0800
    ...Removed right tail light and found my Idle Stabilizer Control Unit (ISCU) and cleaned contacts with no help. Opened up ISCU and found a...
  • Re: Idle Stabilizer Control Unit Reverse Engineering
    Historical mailing list - Frank Condelli
    Mon, 8 Jan 2007 06:50:22 EST
    ...How many folks out there have a *bad* IS control unit? I'd love one to verify if it's the transistor that went...
  • Re: ECU firmware location
    Historical mailing list - tinker man
    Mon, 17 Sep 2007 02:45:19 +0200
    ...wrote: > >Yup, it added ignition control to the Digijet Fuel injection only. But > >why didn't those damn engineers get rid of the ISCU...
  • Re: Runaway Engine RPMs
    Historical mailing list - John Meeks
    Sat, 12 Oct 2013 18:36:56 -0400
    ...I think I'll order a refurbished control unit from Van Cafe unless anyone has a better idea. Thanks to all who replied. It...
  • Re: Idle gremlins still at play
    Historical mailing list - Eric Caron
    Tue, 27 Jul 2021 15:09:53 -0400
    ...idle control unit) and more > expensive? > > What's the impact of running with the power to the idle control valve > disconnected while I await...
  • Re: Idle Stabilizer Control Unit Specs
    Historical mailing list - Lawrence Johnson
    Thu, 28 Sep 2000 12:47:23 -0400
    ...inside of the Idle > Stabilizer Control Unit? I have an 86 Vanagon with the 2.1 L engine. I > have opened mine and found...
  • No ignition on restart after 5 to 10 mile drive in 90+F weather
    Historical mailing list - john
    Wed, 5 Aug 2015 21:34:12 -0400
    ...My second suspicion is that their is a problem with the ignition control unit. I replaced that unit in 2003 when I put in...
  • Euro-Drive: 88 Volkswagen Vanagon, Poor-idle
    Historical mailing list - "Paul Huffman (by way of Derek Drew )"
    Tue, 12 Dec 2000 08:37:50 -0500
    ...Idle controll motor and controll unit have been replaced with known good unit. The ECU has also been replaced with good unit with no...
  • Re: Problem, New Rebuilt Engine, Running Rich, What's Wrong?
    Historical mailing list - Robert Stewart
    Sun, 19 Jul 2009 22:57:01 -0400
    ...rebuilt engine is in, started on the first try but it's running > rich. > > Any ideas? > > It as the original AFM, Idle control valve...
  • Re: What cruise control system should I buy/
    Historical mailing list
    Mon, 6 Jan 1997 12:00:36 -0500
    ...I spliced in a 15' or so cable to get from the "smarts" & servo in the engine compartment to the control switches for the...
  • Re: Knock Sensor Kit for A 86-91 Vanagon
    Historical mailing list - David Marshall
    Mon, 20 Nov 2000 18:17:26 -0800
    ...4 engines and that aluminium probably has different resonence characteristics than cast iron. Basicly, I don't think the knock control unit is going...
  • Re: Emisson Control unit question
    Historical mailing list - mark drillock
    Wed, 11 Jun 2003 08:53:31 -0700
    ...with the ECU (which, incidentally is Electronic Control Unit --- not > "Emission" ---- it's the computer that controls the Fuel Injection > system). Here's a...
  • Hall Control Unit and timing
    Historical mailing list - Walter Evens
    Sat, 16 Feb 2002 20:50:35 -0800
    I was trying to use the process of elimination to find out why the engine won't start. I had an extra Hall unit...
  • Re: a/c causing rpms to drop when turned on.
    Historical mailing list - John Rodgers
    Sun, 2 Nov 2003 15:58:28 -0600
    ...an idle stabilizer valve mounted on top of the engine and an Idle speed control box located forward of the right hand brakelight( pull...
  • 84 Vanagon 1.9 pulsing idle
    Historical mailing list - Preston Lewis
    Tue, 13 Apr 1999 14:23:37 -0700
    ...The manual says the switch "supplies control unit with information that throttle valve is closed. If engine is running 1500 RPM with the throttle...
  • Re: Advice on Spare 2.1
    Historical mailing list - Scott Daniel - Turbovans
    Thu, 6 May 2010 16:09:37 -0700
    gonna be hard to get an idle stabilizer or ign control unit on a 2.1.. they're incorporated into the ecu. but yeah...
  • Hanging wire...
    Historical mailing list - James Shinosky
    Fri, 10 Sep 1999 18:19:21 EDT
    ...engine compartment inspection, i noticed a grey/white stripe wire and a yellow single female connector hanging loose underneath the digifant control unit relay...
  • RE: What cruise control system should I buy/
    Historical mailing list - Michael A. Radtke
    Fri, 20 Dec 1996 08:54:14 -0700
    ...The unit detects a rapid change in engine speed instead. I tell you all this, because every one that I installed has been improved...
  • '87 GL Temp Gauge - Long
    Historical mailing list - Bruce Nadig
    Sat, 3 Aug 2002 15:08:12 -0500
    ...The Bentley manual shows that there is something called a "Coolant Low Level Control Unit." Somewhere this same yellow/red wire also connects to...
  • Re: HOWTO: Audiovox cruise control install experience
    Historical mailing list - Michael A. Radtke
    Tue, 15 Jun 1999 08:06:46 -0700
    ...Since there aren't two signals to compare, I conclude that the unit watches for an increase in engine speed that is not consistent...
  • RPM surge
    Historical mailing list - Gilles H Turmel
    Thu, 16 Jun 2011 03:57:27 -0400
    ...Idle controller has been change for a used unit. At idle the engine is rough but not running rich. Good power on higway. Any...
  • Idle stabilizer control unit
    Historical mailing list - Dan Hall
    Fri, 17 Jul 1998 22:44:55 EDT
    ...Removed the tail light and retrieved the idle stabilizer control unit. I cleaned the contacts but didn't see any build up of corrosion...
  • Re: Fwd: Raining-no cruise control
    Historical mailing list - SStones
    Fri, 14 Feb 2003 12:27:14 -0500
    ...or the cruise control unit backing off of the throttle. The cruise control is monitoring the car's (Or the engine's) speed. The...
  • Re: low idle when AC compressor is on
    Historical mailing list - Jeff Palmer
    Sat, 10 Jul 2021 19:22:53 -0500
    ...stabilizer control unit behind the rear tail light controls this > along with the idle air valve on the top of the engine. I would...
  • orphaned wire in driver's side of engine compartment
    Historical mailing list - Mark McCulley
    Fri, 14 Aug 1998 19:32:26 -0700
    ...The wiring diagram in the Bentley manual indicates that this wire goes to the idle stabilizer control unit. Anybody know what the purpose of...
  • Update: Idle Speed Adjustment
    Historical mailing list - John H. Rodgers
    Mon, 12 Oct 1998 22:14:25 -0500
    ...Hit the switch and start the engine, run for a second or two, then shut it off. This allows the control unit to set...
  • Re: Idle Stabilizer Control Unit Reverse Engineering
    Historical mailing list - TC
    Tue, 9 Jan 2007 14:31:06 -0800
    > > Interesting about GoWesty. I knew they were working on something, but > didn't know it was available. I took a quick look at their...
  • Re: Idle gremlins still at play
    Historical mailing list - Jeff Palmer
    Tue, 27 Jul 2021 17:57:50 -0300
    ...Rinse and repeat. >> >> I unplugged the 12v from the idle control valve and the engine remained at idle. I removed the idle control valve...
  • Idle Stabilization parts Costs
    Historical mailing list - John Rodgers
    Thu, 24 Feb 2011 06:36:02 -0600
    ...When I saw a $600 Plus price tag on that control unit, I had to catch my breath. That is a breathtaking price. Thanks...
  • FI systems query
    Historical mailing list - Joel Walker
    Fri, 19 Aug 94 20:44:56 CDT
    ...The control unit opens/closes the injectors by controlling the ground circuit. ... AFC injectors used on air-cooled engines produced up to 1983 ARE...
  • Re: Engine thoughts--now Go Westy engine management system
    Historical mailing list - Neil N
    Thu, 4 Jan 2018 11:37:12 -0800
    ...New Delphi electronic control unit (ECU)—replaces NLA Digifant > ECU and ICU (idle control unit)"* > So, I would assume they kept that ECU in...
  • Re: Idle Control
    Historical mailing list - David Boan
    Sat, 14 Nov 2020 23:51:32 +0000
    ...Idle Control Under the AFM and under multiple hoses, just to the left of the spark plug is a unit bolted to the block...
  • Correct pricing information on new mechanical-control TDI engines
    Historical mailing list - Karl M.
    Mon, 15 Oct 2001 21:51:18 -0400
    ...Claims are made that the engine is as powerful, > efficient, and clean-running as the drive-by-wire / computerized TDI engine. > These units are...
  • Re: ISC troubleshooting
    Historical mailing list - Ed McLean
    Sun, 21 Feb 2010 18:13:19 -0500
    ...I finally traced it down to excessive heat from a transistor in the idle control unit (ICU). I found the unit would work OK...