Search messages and discussions

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 9+: 60 results shown for Digifant ECU.

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

• Re: Idle (Air?) Control Valve VW part #035133455F
  Historical mailing list - Neil N
  Thu, 10 Mar 2016 10:05:33 -0800
  ...Digifant 2, appears to have that "computer" built into the ECU. I guess it may just boil down to specs of each ISV. As...
• I4 conversion -- wiring diagram/help
  Historical mailing list - John Runberg
  Sat, 31 Jul 2004 00:51:06 -0400
  ...Also, does anyone have a write-up of what each pin is for on the Digifant II ecu connector? Before it'll run I...
• Re: 025 906 021 C 1.9 ECU question
  Historical mailing list - Ken Wilford
  Tue, 14 Apr 2009 10:01:55 -0400
  ...Any Vanagon 022 ECU will work in a 2.1l Vanagon digifant. >> Believe me I have tried every combination you can imagine over the...
• Re: I need advice/help - Elecrical
  Historical mailing list - mark drillock
  Sun, 6 Feb 2005 13:32:00 -0800
  ...the ECU. > '88 Carat, Digifant, with some jury-rigging done to the wiring in the > engine compartment. Only have Start signal from ECU. no...
• Re: anyone have an extra ECU plug? Don't need the whole harness...
  Historical mailing list - Scott Daniel - Shazam
  Thu, 10 Jan 2008 12:12:08 -0800
  ...plugs into the ECU under the back seat. Anything from 86 and up should work-I'm making a modified Digifant test tool. Please...
• Re: ECU: 022D vs 022X vs 022DX ??
  Historical mailing list - Ken Wilford
  Wed, 9 Nov 2005 22:27:48 -0500
  ...two ECUs if you were to swap them into the same van as long as it is a 2.1l with the digifant injection...
• Re: '89 Vanagon 10 years of Curiosities and Observations-Bucking
  Historical mailing list - L&A Johnson
  Sun, 4 Jul 1999 17:43:38 -0400
  ...This contact varies a voltage which tells the Digifant ECU how much air is being inhaled. In time this AFM contact wears a groove...
• Re: Temp II Sensor, Engine Hot.
  Historical mailing list - Scott Daniel
  Tue, 24 Sep 2013 15:30:36 -0700
  ...Digifant manual and archives suggest that when the engine is up to > temp, the temp II sensor has no effect on the ECU or...
• Re: More AFM/ECU reverse engineering results coming
  Historical mailing list - jon
  Tue, 19 Dec 2006 16:22:41 -0800
  ...ECUs and other > funny business in the Digifant injection system. It's classic 80's > embedded CPU technology. > > I pulled apart a bad ECU...
• Re: Digifant ECU: Corrosion? And.... Rosin or Heat Damage? PICS
  Historical mailing list - neil n
  Sun, 8 Jul 2012 12:07:54 -0700
  ...I'd be interested to compare solder work of this Bosch 2.1 ECU with the '94 ECU from my Jetta swap Vanagon (and...
• Re: digifant
  Historical mailing list - Derek Drew
  Mon, 22 Jun 1998 16:03:38 -0400
  ...ECU and have you do that part too? At 02:39 PM 6/22/98 -0500, you wrote: >Hi Derek, > I have the digifant...
• Isolating an idle problem?
  Historical mailing list - Don Hanson
  Sun, 21 Dec 2014 08:43:00 -0800
  I've been seeing an intermittent low idle-sometime no idle with my Digifant 84 van 92 rabbit/fox/Jetta ecu, etc. This condition...
• Re: Arduino and Vanagons
  Historical mailing list - Neil N
  Tue, 12 Nov 2013 19:36:35 -0800
  ...not me ;) Would arduino interface properly with the connection to pin 1 of Digifant ECU? Neil. On 11/12/13, JRodgers <jrodgers113@gmail.com...
• Digijet Digitool Info
  Historical mailing list - Mark Ingalls
  Sun, 4 Mar 2001 11:43:28 -0600
  ...I have looked at Darrel's site for the instructions, however his plans are for the Digifant ECUs. If you have built the digitool...
• Misc: Crank Pulley Bolt Size, ECU, AC Duct Fix, VW insanity...
  Historical mailing list - jbange
  Sat, 16 Apr 2005 18:16:23 -0700
  ...Is the multi-pin connector for the Digifant ECU an item unique to the Vanagon, or are there other similar-vintage VW vehicles from...
• Re: Darrell Boehler's digifant tool
  Historical mailing list - Robert Williams
  Tue, 14 Jul 1998 16:01:04 -0700
  ...Darrell Boehler's digifant tool > > >| Basically, what Darrell does is > >| solder a cable with a inside the ecu, with a female connector on the...
• Re: Anyone seen Gowesty's Digifiant replacement?
  Historical mailing list - kenneth wilford (Van-Again)
  Tue, 17 Jul 2018 17:17:04 -0400
  ...I can supply rebuilt ECU, rebuilt idle unit, new wiring harness, new distributor, etc. for way less than this. The digifant system is actually...
• Re: 86 running problem
  Historical mailing list - Darrell Boehler
  Tue, 16 Jan 2001 09:16:09 -0600
  ...In order for the tach to twitch the coil must get + battery on the plus side, and the digifant ecu coil driver transistor sends...
• Re: Vanagon Dirvability
  Historical mailing list - bob tickle
  Mon, 14 Oct 1996 20:23:46 -0400
  ...Basic Engine Set-up=20 This information can be found on the microfiche or on pages 35-39 of the Digifant I and Digifant...
• Cutting out solved!
  Historical mailing list - Robert Keezer
  Wed, 20 Nov 2002 21:28:16 -0800
  ...it was the ECU ! Now my engine (1995 Golf /Digifant ll) even has more power. The book says that everyone thinks the computer is...
• Re: 2.1 in my '84 with digijet
  Historical mailing list - Mike Collum
  Thu, 24 May 2007 21:39:39 -0400
  As I understand it, Pascal, you set it to 5� ATDC as you're using the 1.9 ECU and distributor which has the...
• Re: More AFM/ECU reverse engineering results coming
  Historical mailing list - John Rodgers
  Wed, 20 Dec 2006 16:59:29 -0600
  ...ECUs and other > funny business in the Digifant injection system. It's classic 80's > embedded CPU technology. > > I pulled apart a bad ECU...
• Re: digifant
  Historical mailing list - Ray Hunnam
  Sat, 13 Jun 1998 18:34:04 -0700
  ...I > > > have a spare ecu that I plan to attach a 25 pin flat cable to the 25 pin > > > digifant connector at the circuit...
• Re: Hall Senders
  Historical mailing list - Zeitgeist
  Thu, 28 Nov 2013 15:08:45 -0800
  ...on waterboxer Digifant fuel injection if I had to. > > Since injectors are batch fired, I don't think a Digifant ecu would mind > triggering...
• '89 2.1i digifant cutting out. Really need some help on this one... ; NOT SOLVED!
  Historical mailing list - Jamie Bowen
  Fri, 25 Oct 2002 10:59:11 +0100
  ...Could it be a bad fuel pump relay? What signals does the ECU use to determine how much fuel to squirt? I'm guessing...
• Re: Hot times under the rear seat
  Historical mailing list - David Beierl
  Fri, 30 Apr 2004 16:16:06 -0400
  ...How many years? No vanagons in '75, right? ;-> 'Tany rate, with the Digifant system VW brought the ignition drive circuit into the ECU so...
• Re: Closed-Loop: what's the ECU waiting for?
  Historical mailing list - Dennis Haynes
  Sun, 4 Nov 2007 09:03:34 -0500
  A cold reading from the temp sensor cam make the ECU go open loop but the temp would be near 110F. Bad reading from...
• Re: ECU firmware location
  Historical mailing list - pdooley
  Sat, 15 Sep 2007 10:28:28 -0400
  ...design, but does > anybody know if the firmware for our ECU's (Digifant or Digijet) > resides completely on the 2732 EPROM or is part...
• Re: Help! Hesitation on the road!
  Historical mailing list - george jannini
  Wed, 10 Aug 2011 16:16:27 -0400
  ...This resonance causes the air-flow meter to supply an intermittent signal to the Digifant ECU. The ECU will then default to a "no...
• Re: What voltage do injectors need to fire?
  Historical mailing list - Vince S
  Wed, 1 Sep 2004 19:28:46 -0700
  ...What voltage do injectors need to fire? With the Digifant system, does anyone know what voltage the ECU sends to the injectors to get...
• Re: Digitool reading and t-shooting (longish)
  Historical mailing list - Darrell Boehler
  Mon, 4 Jan 1999 19:24:46 -0600
  ---------------------- Hi Nat, The digitool use ecu pin 13 for ground reference on all voltage measurements (stud near the left rear wheel well). The digifant...
• Re: '86 F.I. probs continued.
  Historical mailing list - Darrell Boehler
  Tue, 4 Aug 1998 08:47:17 -0500
  ...As the engine warms the resistance of temp2 decreases and the voltage on the white wire digifant ECU pin 10 will decrease to less...
• Re: What voltage do injectors need to fire?
  Historical mailing list - Dennis Haynes
  Mon, 6 Sep 2004 23:35:04 -0400
  ...What voltage do injectors need to fire? With the Digifant system, does anyone know what voltage the ECU sends to the injectors to get...
• alternator to ignition coil???
  Historical mailing list - van man
  Mon, 16 Dec 2002 13:33:21 -0800
  Hi, Ive been having intermittent starting problems on my 87 digifant. today it died again at work and i didnt have my voltmeter with...
• Re: Digitool Availability - COST
  Historical mailing list - John Bange
  Wed, 14 Jun 2006 21:35:57 -0700
  On 6/14/06, David McCallum <boris89.david@gmail.com> wrote: > > The need to solder onto the ECU is the one aspect of the...
• Re: hot chip
  Historical mailing list - Todd Last
  Wed, 20 Sep 2006 16:49:05 +0000
  ...least one list member tried a > performance chip (022D) in the Digifant ECU. Then there is this: > > http://cgi.ebay.com/ebaymotors/VW-VANAGON...
• Re: NVC Fox fuel management system
  Historical mailing list - Scott Daniel - Turbovans
  Fri, 18 Sep 2009 14:50:00 -0700
  ...more likely I suspect is Digifant II - fully electronic, with injectors triggered by the ECU, much like vanagon, but step or two more evolved...
• Re: Actual Vanagon content!!
  Historical mailing list - Mark Seifert
  Sun, 25 Apr 2004 20:42:38 -0700
  ...Sun, 25 Apr 2004 19:10:53 -0400 > >Has anyone tried to use a Digifant ECU for the same year VW Golf or >Jetta...
• Re: Eurospec problems
  Historical mailing list - David Marshall
  Thu, 14 Oct 1999 17:15:06 -0700
  As per the Digifant wiring diagram that I emailed the list, the Digifant computer ground pin number 85 on the fuel pump relay. Pin...
• Re: '86 ECU (digifant) needed!!!!!
  Historical mailing list
  Thu, 6 Feb 1997 12:21:19 -0800
  >| I don't think that ECU's get damaged >| that much in crashes, so you have a fairly good chance of getting a good...
• Re: Cold start issue
  Historical mailing list - Jake de Villiers
  Tue, 7 Jun 2011 23:08:25 -0700
  ...bad solder inside the ECU. If that's the case the voltage > > > across the sender will be low, but the ECU will think it...
• Re: Ignition problem?
  Historical mailing list - Darrell Boehler
  Sun, 15 Oct 2000 09:53:55 -0500
  ...The digifant system (86 - 91) use the ground on the fuel injection cable near the ecu (brown wire going to body under the rear...
• Re: 025 906 021 C 1.9 ECU question
  Historical mailing list - Allan Streib
  Tue, 14 Apr 2009 10:11:11 -0400
  ...Any Vanagon 022 ECU will work in a 2.1l Vanagon digifant. > >> Believe me I have tried every combination you can imagine over the...
• Re: Sequential vs batch RE: digifant injection
  Historical mailing list - Scott Daniel - Turbovans
  Mon, 6 Apr 2009 21:36:53 -0700
  ...it shows one white wire connecting pin 12 of the ECU to all four injectors. As long as we know they don't digitize...
• Anybody Ever Replace Digijet/Digifant FI with CIS?
  Historical mailing list - Marshall Ruskin
  Sun, 19 Dec 1999 18:43:04 -0600
  ...The book says that Vanagon digijets/digifants (our version of pulse fuel injection - L-Jetronic) are limited because: 1. When running at full throttle...
• 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: Sequential vs batch RE: digifant injection
  Historical mailing list - Zeitgeist
  Mon, 6 Apr 2009 21:46:53 -0700
  ...I've never had a problem with Digifant...or L-Jet for that matter. CIS on the other hand, that always had its issues...
• Re: My Digifant Opinion
  Historical mailing list - Malcolm Holser
  Sun, 26 Apr 1998 22:44:14 -0700
  ...DigifantII was never used on Vanagons (probably because it was difficult to add knock sensors). The ignition is still contained in the same ECU...
• Re: Digijet Digitool Info
  Historical mailing list - Darrell Boehler
  Mon, 5 Mar 2001 07:03:05 -0600
  ...I have looked at Darrel's site for the instructions, however his plans are for the Digifant ECUs. If you have built the digitool...
• Re: Digifant electrical/fuel problem; kinda long.
  Historical mailing list - David Bayer
  Sat, 18 Apr 1998 13:14:01 -0700
  ...The ECU adjusts how much fuel is delivered in each injector pulse depending on the temperature of the engine. It could be a numer...
• Any `86-90 Vanagon owners in Cental Georgia?
  Historical mailing list - Mike Ray
  Mon, 18 Aug 2003 17:40:17 -0700
  ...to know if there are any Digifant owners that would allow me to swap in their ECU & AFM? I'll come to you, drop...
• HELP -- Vanagon won't start
  Historical mailing list - Chris Stinson
  Thu, 25 May 2000 18:57:41 -0400
  One of my 1986 Vanagon GLs (2.1 liter watercooled Digifant) won't start. I drove from Washington, D.C. to Harrisonburg, VA (about...
• Re: 84/85 fuel injection
  Historical mailing list - Old Volks Home
  Sun, 10 May 1998 12:06:54 -0700
  ...86-91's use the Digifant system (at least here on the North American continent) which is a different ECU and Throttle Body. Jim...
• digifant upgrade available in england
  Historical mailing list - Michael Sullivan
  Thu, 8 Oct 1998 10:55:01 -0400
  ...Golf GTi Digifants (same unit as in our Vanagons) with a conversion called "FilmStar" consisting of an interface to the ECU, translator chip, Bosch...
• Re: Digitool diagnostics
  Historical mailing list - Mark Drillock
  Thu, 16 Mar 2000 07:51:36 -0800
  ...Having a single "T" adapter with DB25 pigtails wired for each ECU type would let me do this easily. Mark David Beierl wrote: > > At...
• Re: ECU firmware location
  Historical mailing list - tinker man
  Sun, 16 Sep 2007 23:27:20 +0200
  ...design, but does > > anybody know if the firmware for our ECU's (Digifant or Digijet) > > resides completely on the 2732 EPROM or is part...
• Re: Replace AFM with MAP?
  Historical mailing list - Keith Hughes
  Sat, 4 Nov 2006 13:39:42 -0700
  ...Digifant(jet). > >Jon > Jon, As others have replied, you cannot replace an AFM with a MAP without totally reprogramming the ECU. The ECU currently...
• Re: MOD Re: wtf? lol
  Historical mailing list - Jeff
  Wed, 2 Jun 2010 16:53:02 -0700
  ...1.9L tranny CV VC digifant ECU SVX FLAPS OEM speedo doka ATF...
• Re: Spare ECU
  Historical mailing list - Old Volks Home
  Sun, 27 Feb 2011 21:32:18 -0800
  ...I always carry a spare :) Digijet ECUs are abit more robust than the Digifant successor in my experience. -- Jim Thompson 84 GL 1.9...
• Re: new O2 installed - engine dies
  Historical mailing list - Tom Young
  Sat, 27 Jun 1998 16:52:39 -0700
  ...Then the digifant has discerned the oxygen sensor is working and has is > detecting a rich mixture and by 35 seconds my digifant has...