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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 24+: 60 results shown for AFM.

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

• Re: Surging 1.9 Vanagon
  Historical mailing list - Greg Potts
  Mon, 2 Oct 2006 08:37:11 -0400
  ...If at partial throttle, it's "Vanagon Syndrome", a fault inside the AFM. This can be remedied by replacing the AFM or by installing...
• Persistent running rich problem finally fixed. Here's how.
  Historical mailing list - Laurence Smith
  Mon, 28 Jan 2002 01:04:01 -0500
  ...Adding the AFM Vanagon Syndrome pigtail harness changes the Bentley test procedure for the AFM. A VW Technicial Service Bulletin mentions this. * Be methodical...
• Re: Houston, we have a problem.......!
  Historical mailing list - SDF ( aka ;jim lahey' - Scott )
  Fri, 17 Jul 2015 15:51:25 -1000
  ...it's really easy to forget to put the connector back onto the AFM if you've had it off for any reason. It...
• Re: O2 sensor problems
  Historical mailing list - Lastfogel, Darren
  Wed, 1 Sep 2004 12:30:44 -0400
  ...Then, I'll try and tighten the spring inside the AFM so that I get my fuel/air mixture screw on the AFM back...
• Re: How Does Timing Affect Idle Mixture?
  Historical mailing list - Tom Young
  Mon, 17 Mar 2003 11:31:50 -0800
  ...The way these AFM's work is that you set the fuel/air ratio *at idle* and the contact strip/return spring are calibrated...
• Re: Darn idle, stalling, running rich...
  Historical mailing list - Alfred Bagdan
  Sun, 7 Oct 2012 11:43:50 -0600
  ...Decided to check the bought AFM. Upon opening the AFM I noticed that the swinging arm with the contact was stuck about 3/4...
• Re: The dreaded AFM adjustment screw
  Historical mailing list - jon
  Fri, 16 Feb 2007 00:16:42 -0800
  ...I will be > > looking at all the grounds related to the O2 and AFM systems. > > > > One thing I discovered was that you can't...
• Re: Vanagon Syndrome in Digijet?
  Historical mailing list - Donald Baxter
  Mon, 20 Jun 2005 11:46:55 -0500
  You know, i'm beginning to think that it probably is a worn AFM. Vanagon is now with 219,000 miles. If the AFM...
• Re: MAF sensor and a waterboxer
  Historical mailing list - Scott Daniel - Shazam
  Mon, 1 Oct 2007 12:44:56 -0700
  If someone needs a good AFM for a 1,9 wbxr , I have ones I know are good, for sale used. Scott www.turbovans...
• Thanks for the help
  Historical mailing list - Rob & Lrae Winterkorn
  Wed, 20 Oct 1999 16:40:31 -0500
  Danno, may have lead me down the right path for the problem source as being the poor signal at the AFM. My search found...
• Re: capacitor fix
  Historical mailing list - Harald Rust
  Wed, 30 Apr 2003 21:11:59 -0700
  Just a few thoughts about the capacitor fix to the afm instructions on my website. If you have a minor intermittent syndrome, in which...
• Engine Miss
  Historical mailing list - Peter Pollard
  Sun, 21 Dec 2003 02:26:09 -0500
  ...Moved wiper plate in AFM. Added the Capcitor fix to AFM. Replaced temp 2 sensor. adjusted throtle switch to correct settings. Checked all readings...
• I was wrong -- how the AFM *really* responds...
  Historical mailing list - David Beierl
  Tue, 7 Dec 2010 18:07:23 -0500
  ...to abrupt changes in throttle. This was done on an unloaded engine, not on the road. The real surprise to me was how rapidly...
• Re: DAYS SUMMARY - UODATED INFO FW: STRANDED in South Florida - NEED TECH HELP
  Historical mailing list - Jake Beaulieu
  Mon, 25 Jan 2010 11:41:32 -0800
  ...This will happen if the AFM is not plugged in.� Kinda easy to overlook. jake
• 86 digifant running rich solved (definitively)
  Historical mailing list - Pabst Michael
  Mon, 7 Jun 1999 10:28:41 +0200
  ...Still don't know who recommended to increase my afm spring tension early last week. Would like to have him running for President. Michael...
• Re: Me and our '88 are glad to be back
  Historical mailing list - Austin
  Wed, 7 Jun 2000 22:04:30 -0700
  At 07:25 AM 6/7/2000 -0400, you wrote: >..., Spring on AFM advanced 4 notches (richer),... > >Gary Wouldn't increasing the tension *lean...
• BUcking despite of ...
  Historical mailing list - Zoltan
  Sat, 29 Jan 2005 23:14:32 -0800
  ...of cable with some electronic things inside that fits to the AFM. It still does some bucking. Just started. I filled up with new...
• Help finding a Fresh Air Hose
  Historical mailing list - Ken Lewis
  Sat, 10 Mar 2012 11:21:50 -0500
  ...It connects the air input to the AFM to the fresh air outlet port in the chassis. Anyone know of a source? TIA Ken...
• WTB 1.9l airflow meter
  Historical mailing list - Joseph Fortino
  Wed, 11 Jul 2007 09:10:02 -0700
  Hello ya'll anyone have a 1.9l afm they are willing to part with.. good shape i cant afford a new one for...
• Air Flow Meters. -or-
  Historical mailing list - Dan Houg
  Fri, 2 Feb 1996 16:21:28 CST6CDT
  ...not typical AFM high-jinx. I'm not one to quickly condem air flow meters, now. Replaced one unnecessarily in my '85. Had one...
• Re: Hmmm... sparkplug conditions for the beginner
  Historical mailing list - Jack
  Mon, 5 Jul 2004 16:48:27 -0800
  ...but > >> this trial seems to suggest that the spring on the AFM was > >> preventing > >> my engine from getting as much air as it needed...
• '88 GL intermittent ignition miss
  Historical mailing list - Gregory Smith
  Thu, 14 Nov 2013 19:20:53 -0700
  ...reading up on the symptoms I thought it might be "vanagon syndrome" so I swapped in a different AFM, still there. Added the proper...
• Re: hip-hip ---hooray!(not the AFM harnessam)
  Historical mailing list - Mark Rokus
  Sat, 16 Jun 2001 12:30:54 -0700
  ...hip-hip ---hooray!(not the AFM harnessam) Well thanks to you guys (I kiss the ground you walk on) I didn't replace the...
• Re: cutting out bottom of airbox to increase air intake and add HP
  Historical mailing list - jesse johnson
  Thu, 25 Dec 2003 18:48:58 -0500
  ...N >>> filter to the AFM? Of course you would have to fabricate a >>> bracket/adapter >>> to hold up the AFM. Hmmmm...... >>> > > i was thinking...
• air flow harness fix
  Historical mailing list - Woody Halsey
  Mon, 8 Nov 1999 09:30:21 -0500
  Dear List, Has anyone tried the AFM capacitor fix recommended by VW? Part #025-906-302 (or, now, 302-A)? What were the results...
• FS: Lotsa parts from '87 Syncro
  Historical mailing list - Karl Mullendore
  Wed, 26 Jan 2000 20:02:50 -0500
  2.1 litre engine, ran great, 156K miles, new heads @ 80K, $500 ECU, $100; AFM, $50; instrument panel, $75, (2) driver's side headlamp...
• where to buy 15 volt 22 microfarrad� tantalum capacitor?
  Historical mailing list - Pat Horrocks
  Fri, 17 Dec 2004 01:27:16 EST
  ...I'd like to get one for the AFM fix in case the dreaded bucking syndrome happens again. Any suggestions of other electronic stores...
• Re: Rich on side, lean the other?
  Historical mailing list - Geza Polony
  Sun, 16 Sep 2007 15:23:07 -0400
  FWIW, they also run without the AFM attached (at idle), without the O2, without the AAR, and without the Temp 2. Quite amazing. I...
• Re: Vgon syndrome on 1.9 WBX
  Historical mailing list - zampano
  Tue, 13 May 2003 22:18:58 -0700
  ...Only things I can think of is the AFM and the ignition distributor, or maybe the ignition distributor. Have not checked fuel pressure regulator...
• Van down -- DeLand, FL, trobleshooting data obtained to date
  Historical mailing list - jhlauterbach
  Thu, 24 Nov 2011 12:44:10 -0800
  ...AFM -- reworked AFM. Put a drop of solder on top of copper wiper at point of contact. Wiper is making good contact with contact...
• Re: Need help with hard start after stop
  Historical mailing list - Scott Daniel - Turbovans
  Fri, 27 Apr 2012 16:40:52 -0700
  ...but there is still somewhat, the affect of the flapper door in the AFM preventing full throttle air from getting in . pulling a large...
• Re: Alternative Mounting of AFM and Air Filter Box
  Historical mailing list - Alistair Bell
  Mon, 20 Jun 2011 16:58:46 -0700
  ...Does anyone know of a good alternative method to secure the > AFM/Air-Filter box so it doesn't move around. That factory mount...
• 1981 fuel related FI problem
  Historical mailing list - puzerewski
  Mon, 11 Jun 2001 09:14:09 -0400
  ...Tapped on the AFM box , and headed down the highway. Did it once more, and never again. Symptom is huge loss of power, rocking...
• Re: Intake air flow, improvement possible?
  Historical mailing list - Gary Lee, Vanagon Racks
  Sun, 28 Nov 2004 10:17:35 -0700
  ...Certainly everyday city driving is far below redline, > well > within the capacity of the stock AFM and air filter. Even if the stock > system...
• Re: Vanagon syndrome...it sucks!
  Historical mailing list - Dennis Haynes
  Sun, 20 Mar 2016 22:04:37 -0400
  ...Any thoughts? Anyone have a spare good AFM I could test out? I hate to spend money on a AFM when I could be...
• Re: HOT-WIRE
  Historical mailing list - Alistair Bell
  Fri, 23 Apr 2010 08:26:29 -0700
  a nice pdf doc about hot wire replacing AFM can be found here (not gowesty). chock full of juicy info goodness http://splitsec.com...
• When I pinch the cloth hose ....
  Historical mailing list - Debi
  Sun, 2 May 1999 21:52:56 -0700
  Hello ALL, When THE MOTOR IS COLD and I pinch the cloth hose coming off the large AFM hose/boot NOTHING happens. Shouldn't...
• Re: AFM Capacitor fix
  Historical mailing list - Larry Alofs
  Mon, 21 Jan 2002 13:28:05 -0600
  Jay L Snyder wrote: > > Are you sure? I would have thought you would want it going through both > capacitors in series? Yup. Capacitance adds...
• Re: 1.9L itermittent stalling at random
  Historical mailing list - Kenneth Lewis
  Mon, 12 Nov 2007 11:47:44 -0500
  Brian, Have you added the 22�F capacitor to the AFM? That is the first thing I would try. http://neksiwel.20m.com/cgi...
• Re: slight hesitation but doesn't happen on consistant basis
  Historical mailing list - Scott Daniel - Turbovans
  Wed, 27 Jun 2012 14:41:31 -0700
  ...Try to duplicate this issue. > > I would check other things first, but if you suspect the AFM...... > > Cleaning the resistive strip is an easy...
• Re: 87 AFM Cold weather problem
  Historical mailing list - Bill Collins
  Mon, 8 Sep 2003 08:55:54 -0400
  ...You unplug the existing harness and > plug one end of this new piece to that and the other end into the AFM. > Our 87...
• Re: ENGINE LOSING POWER....HELP
  Historical mailing list - John Wallace
  Mon, 14 Mar 2005 10:21:28 -0500
  ...look is any larger hard tubing fits into the afm boot >and >the afm boot itself. > >Used to see this problem a lot on...
• Digijet Idle Problems
  Historical mailing list - Michael Diehr
  Tue, 12 Aug 2008 13:46:57 -0700
  ...One of my prior mechanics drilled the AFM's adjuster screw and may have changed that setting, back when I had vacuum leaks and...
• Re: Replacement AFM technology
  Historical mailing list - John Rodgers
  Sun, 23 Sep 2007 18:22:46 -0500
  ...Making up a replacement for the WBX AFM is a dead end street. It won't be good for terribly long, as more and...
• Re: AFM failure
  Historical mailing list - David Beierl
  Fri, 17 Apr 2020 11:56:44 -0400
  ...COM > Sent: Thu, Apr 16, 2020 6:38 pm > Subject: Re: AFM failure > > > > > The sensor is a bit of magic and should probably be...
• Re: vanagon syndrome strikes...advice?
  Historical mailing list - Loren Busch
  Sat, 26 Nov 2011 08:52:00 -0800
  ...One of these days I'll swap in another near new AFM that I've acquired since, leave the pigtail off, and see what...
• solenoid & starter
  Historical mailing list - Karl F. Bloss
  Wed, 18 Mar 1998 20:18:48 -0500
  ...I think I found what I believe to be the solenoid...to the left and behind the AFM? I see one of 2 male...
• Re: Hesitation shuffle
  Historical mailing list - Larry Alofs
  Sun, 11 Feb 2001 20:29:21 -0600
  Todd Last wrote: > Thanks to all the list members who offered suggestions. > > I think the main culprit is the AFM. I checked with a...
• Re: Chip upgrade for Digijet?
  Historical mailing list - Nigel Bennett
  Tue, 24 Apr 2001 10:19:11 +0200
  Hi Bill Dunno whether the AFM needs to be changed, but the Haynes manual describes the Digijet system as a mechanical ignition advance/retard...
• Re: throttle flat spot
  Historical mailing list - John Lauterbach
  Tue, 2 Jan 2007 20:02:12 -0500
  ...throttle flat spot > Eric, > Does your AFM have the capacitor modification? > > http://neksiwel.20m.com/photo2.html > > Bottom of page. > > Ken Lewis > http://neksiwel...
• Re: The two throttle valve switches, redux
  Historical mailing list - David Kao
  Tue, 25 Sep 2007 22:56:21 -0700
  ...Ladybug Trailer, Inc., San Juan Capistrano > >> KG6RCR > >> > > > > My guess is the ECU reads the signal from AFM. The signal from the AFM is probably...
• Brand new fuel injection parts
  Historical mailing list - dylan
  Sat, 6 Mar 2010 05:59:28 -0800
  ...waterboxer parts. All are brand new in the box, not remanufactured. AFMs ECUs (D series) ICUs (D series) ICVs Fuel injectors Coils There seems...
• Vanagon syndrome and VW fix... experience, anyone?
  Historical mailing list - Chris Wyatt
  Sat, 8 Jun 2002 21:52:10 -0800
  ...syndrome, i.e the wire harness gadget that attaches near the AFM. Has this worked for anyone? Please describe your van's symptoms, before...
• Re: What IS Vanagon Syndrome, exactly?
  Historical mailing list - Ben
  Sat, 19 Oct 2013 17:19:38 -0700
  ...BenT sent from my AFM > On Oct 19, 2013, at 4:57 PM, Alain Thibault <alainthibault@TELUS.NET> wrote: > > Allo > Would someone happen to...
• HELP in Riverton, WY - Engine Flooding
  Historical mailing list - James V
  Fri, 2 Oct 2009 12:41:02 -0700
  ...His first guesses would be coolant temp sensor, AFM, and cold start valve. I replaced temp sensor a week ago. I have a spare...
• Re: What IS Vanagon Syndrome, exactly?
  Historical mailing list - Shawn MacDonald
  Fri, 18 Oct 2013 16:27:18 +0000
  ...The 10mf Tantalum capacitor everybody installs in the AFM stores a charge and filters the signal to the computer and prevents V.S. from...
• Re: ECU firmware location
  Historical mailing list - pdooley
  Sun, 23 Sep 2007 14:59:17 -0400
  ...You are talking about translating a hot wire signal? Is the Vanagon setup MAF/hot wire? I thought it was a mechanical AFM with...
• Digifant troubleshooting
  Historical mailing list - John
  Mon, 17 Jul 2000 14:34:05 -0400
  ...A through examination of EVERYTHING from the AFM to the intake ports would be prudent. The AFM bypass screw is just a "trim" tool...
• hiccups/hesitations-update-new AFM
  Historical mailing list - Paolo
  Mon, 1 Jan 2001 20:14:21 -0800
  Jan 1, 2001 8:06 PM PST Hello All, Well my van still hiccups (see original post that follows) after new AFM. Not as...
• Re: Problem, New Rebuilt Engine, Running Rich, What's Wrong?
  Historical mailing list - Robert Stewart
  Mon, 20 Jul 2009 12:23:35 -0400
  ...86 or later the following will help ... > > The mixture on the AFM is only used on engine warm up and when the > engine is...