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 20+: 60 results shown for Digifant system.

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

• Re: Surging engine
  Historical mailing list - pdooley
  Sat, 17 Oct 2009 17:29:13 -0400
  ...Standalone EFI systems have come down in price and have a huge knowledge base on the web. Or one could go with Digifant2, simple...
• Re: Pig Tail for early vans?
  Historical mailing list - Zolly
  Wed, 26 Aug 2009 14:33:06 -0700
  ...talking about the AFM Fix, then it applies equally to the >>> Digifant and the Digijet. They are electrically the same and prone to >>> the...
• Re: Vanagon Engine Swap information please!
  Historical mailing list - Helmut Zeidler
  Wed, 29 Oct 1997 07:51:00 +0200
  ...CIS is a simple mechanical injection system, fuel lines aren't the problem. Helmut '80 Camper
• Re: ECU: burned parts. PICS (Jetta Engine in Vanagon)
  Historical mailing list - Jon VonOhlsen
  Mon, 15 Sep 2014 12:47:12 -0600
  Couple of Digifant schematics, not complete internally, but may help. Might try ecudoctors.com.... Jon On 9/14/2014 4:09 AM, Roy Nicholl...
• Re: Red Tornado Engine (ALT impoved bracket!)
  Historical mailing list - Old Volks Home
  Mon, 22 Jan 2007 09:27:33 -0800
  ...justify the cost(s) to upgrade to the 2.1cooling system, exhaust and Digifant. In retrospect, I'm very glad I didn't. 1...
• Re: Superchargers? - Low Pressure Turbo!
  Historical mailing list - Frank Grunthaner
  Fri, 8 Jul 2011 10:46:31 -0400
  ...I modified the intake manifold to adapt the digifant fuel injectors and used the digifant engine control system. I also took the SAAP automatic...
• Re: Hard starting when cold 2.1 WBX
  Historical mailing list - Max Wellhouse
  Tue, 15 Nov 2011 01:44:03 -0600
  ...I'm >pretty familiar with how the Digifant FI is supposed to work and >have checked the temperature 2 sensor and idle control systems...
• Re: Pig Tail for early vans?
  Historical mailing list - Tom Buese
  Wed, 26 Aug 2009 15:26:20 -0600
  ...talking about the AFM Fix, then it applies equally to the >>> Digifant and the Digijet. They are electrically the same and >>> prone to >>> the...
• 1987 Digifant + Air Conditioner Idle Problem
  Historical mailing list - Luke Plaizier
  Sat, 15 Jul 2000 20:30:04 -0700
  ...On page 97.107 I see the wiring diagram for the Idle Stabilizer on my system. on page 97.141 I can see the...
• Re: ECU firmware location
  Historical mailing list - tinker man
  Sun, 16 Sep 2007 23:27:20 +0200
  ...getting in-depth into embedded systems design, but does > > anybody know if the firmware for our ECU's (Digifant or Digijet) > > resides completely on...
• Running problems
  Historical mailing list - Dave Rodriguez
  Sun, 8 Jul 2001 17:56:27 EDT
  ...The fuel system appears very similar to Digifant, but if I recall correctly, is slightly different, and is called something else. Being more a...
• Re: Lowering Coolant Pressure for Headgaskets
  Historical mailing list - Mark B. Magee
  Sun, 17 May 1998 20:00:22 -0500
  ...Remember, the entire Digifant system is reliant upon 195 deg F water temp for proper (ops normal) feedback to the ECU. Anything lower than...
• Re: Throttle stop switch? Stumbles on resume throttle..
  Historical mailing list - Robert Keezer
  Sun, 10 Mar 2013 14:18:16 -0700
  ...to be a couple of very different ones used on various Digifant systems.���Can someone guide me as to how to test this part...
• Re: Low Temp Radiator Thermo Switch "Better"?
  Historical mailing list - Karl Wolz
  Thu, 24 May 2012 18:20:17 -0700
  ...Found a used one with 35K km's on it > just recently along with a few other 2.1 Digifant parts. > > The rad currently...
• Re: Idle Stabilizer Valve part numbering question
  Historical mailing list - Jim Felder
  Thu, 1 Oct 2015 18:27:59 +0000
  ...the 025 and the 037? > > Are they interchangeable in an '89 Digifant system? They 'look' > > identical. > > > > Thx > > Patrick Spragge > > 1989 Westfalia w/2.1...
• Re: Arduino and Vanagons
  Historical mailing list - Neil N
  Wed, 20 Nov 2013 11:48:14 -0800
  ...Assuming a properly functioning engine and IS system, if one measured current draw at the ISV, loads on and off, at idle, cruising speed...
• Re: More AFM/ECU reverse engineering results coming
  Historical mailing list - jon
  Tue, 19 Dec 2006 16:22:41 -0800
  ...reverse engineering AFMs, ECUs and other > funny business in the Digifant injection system. It's classic 80's > embedded CPU technology. > > I pulled apart...
• Frozen engine
  Historical mailing list - Robert Keezer
  Sat, 29 Nov 2008 16:10:42 -0800
  ...the CIS system that was so hacked anyway by the PO that I ripped it all out and replaced it with Digifant 2. � Ok...
• Re: Jetta Conversion Observations
  Historical mailing list - Don Hanson
  Sun, 20 Jan 2013 11:54:58 -0800
  ...Mine is almost like George's..2.0l ('93).ABA with a 1.8liter head and digifant, set in the van like the diesels...
• 82 Diesel Vanagon Engine Replacement - I'm looking at the 1.9 NA
  Historical mailing list - Jon Sykes
  Thu, 25 Apr 2002 18:34:33 -0400
  ...The 8V digifant Jetta was looking like a good choice, but then my Parts Place catalog arrived in the mail. Parts Place are selling...
• Slight stumble on "resume throttle" (Digifant EFI van)
  Historical mailing list - Don Hanson
  Sat, 10 Mar 2012 10:07:49 -0800
  ...This is a Digifant system on an inline VW gas motor (2.0 block). I've heard mention of a " throttle=stop switch" or...
• Re: Another call for dead ECUs
  Historical mailing list - Damon Campbell
  Fri, 16 Jan 2004 17:50:55 -0800
  ...Basically, it will a modernization of my same FI system with the exception of replacing the AFM with a MAP (manifold air pressure) sensor...
• Euro-Drive: FIX 90 Volkswagen VANAGON, Emissions/Poor-mileage
  Historical mailing list - "Bela Zabajnik (by way of Derek Drew )"
  Mon, 24 Apr 2000 06:12:06 -0400
  ...EFI Digifant Emissions: Ca Symptoms: Excessive Emissions, Poor Fuel Economy Occurs: Always ___________________________ FIX: ___________________________ Thanks to all who replied. Most sugested ground problem, or O2...
• Mystery Loss of Power At Startup
  Historical mailing list - Loren Busch
  Mon, 10 Apr 2006 16:18:16 -0700
  ...Vehicle is a stock '90 Westy, stock 2.1L w/Digifant, automatic transmission. Work just done: Set of rebuilt injectors installed, new Bilsteins in...
• Re: sources for idle control value
  Historical mailing list - Robert Steven Fish
  Mon, 6 Jan 2003 10:21:27 +0100
  BE CAREFUL!!! It can be one of many parts, and NOT at all the idle stabilizer valve (is this a VW mechanic with digifant...
• Re: High idle issues
  Historical mailing list - Scott Daniel - Turbovans
  Thu, 27 Aug 2009 16:22:13 -0700
  ...which fuel system is on your engine ? ..... is it the completel Digifant that 86 and later 2.1's have - with an electronically controlled...
• Re: Maintenance Saga: '84 Westy
  Historical mailing list - Old Volks Home
  Wed, 11 May 2011 18:30:23 -0700
  ...parts were much easier, especially on L-Jet, Digijet and Digifant fuel management systems The problem with "conventional" schematic symbols of 30 to 50...
• Re: Megasquirt....RE: Boxer electronics options?
  Historical mailing list - Ron Tipton
  Mon, 2 Feb 2009 14:29:09 -0500
  say i had a syncro with an aba from a jetta with digifant2 and wanted to upgrade the engine management system. would this be...
• Re: sorry, (need conversion 1.8, etc)
  Historical mailing list - Don Hanson
  Fri, 22 Aug 2008 07:56:28 -0700
  ...The electrical systems seem interchangeable between the two types of motor. (the inline 4, diesel or gas and the WBX boxer) The brackets, alternator...
• Re: Vanagon Syndrome is it also known as Digifant Disease, maybe?
  Historical mailing list - Don Hanson
  Mon, 16 Jun 2014 08:21:53 -0700
  ...I have been thinking this popping is due mainly to an exhaust system crack near the head pipe junction...but now that I think...
• Re: Intermittent low gauges
  Historical mailing list - Dennis Haynes
  Wed, 10 Aug 2016 13:15:29 -0400
  ...Wide temperature swings based on load indicate a thermostat that is not in control or a cooling system that is saturated or otherwise defective...
• Re: Questions for you conversion experts
  Historical mailing list - Eric Zeno
  Wed, 6 Aug 2003 13:26:23 -0400
  ...a '95 2.0 Golf into my Vanagon, > replacing the Digifant 2 system that I have been using since 1995 in > my 82 > Vanagon...
• Re: I-4 conversion general info
  Historical mailing list - Jim Arnott
  Sun, 25 Oct 2015 08:23:37 -0700
  ...Doing so allows the use of the Digifant EMS and makes it an easier swap all around. It also raises the compression ratio a...
• '90 Vanagon Carat "cut out" problem
  Historical mailing list - Amy Silberman
  Sat, 25 Mar 2000 15:42:36 -0800
  ...any materials other than the Bentley book that I could get on Digifant systems. Any suggestions or info would be greatly appreciated Amy S.
• Re: ADJUSTABLE RISING FUEL RATE REGULATOR for WBX and others to cure lean engine
  Historical mailing list - Joseph Fortino
  Tue, 6 May 2003 11:32:35 -0700
  ...for a problem, I > ran across articles about the Digifant > that indicate that the system tends to > run lean under hard acceleration and in...
• Re: Ooops I meant oil filter...
  Historical mailing list - Evil Pig
  Thu, 1 Nov 2001 21:44:32 -0800
  I am using the one for the 1.8 Jetta digifant motor. There is no diesel. Tromper ----- Original Message ----- From: "Shawn Wright" <swright@SLS...
• Re: re. turboing a vanagon
  Historical mailing list - Westyman
  Fri, 13 Dec 2002 20:43:16 -0800
  ...A programmable fuel system is available to take care of fueling issues. Compression must certainly be at or below 8.5:1 for sure...
• Re: "poof!" when decelerating
  Historical mailing list - The Leavitt's
  Wed, 18 Oct 2000 21:49:53 -0700
  ...I'm not sure if the '84 Digijet does the same thing, but the Digifant turns off fuel injection when you're above some...
• Steering column shear bolt removal
  Historical mailing list - Cunegonde
  Sun, 16 Feb 2014 13:36:41 -0800
  ...10K laying around. > > Digijet and Digifant waterboxer EFI systems are both fine. > Each has advantages the other system doesn't have. > They're both...
• Re: Aircooled upgrade
  Historical mailing list - Vanagon man
  Tue, 28 May 2002 07:57:25 -0400
  ...Fairly simple motor/AFC injection easy to troubleshoot...much easier than Digifant system to work on. Now when it comes to my 88, I...
• Re: Arduino and Vanagons
  Historical mailing list - Neil N
  Thu, 14 Nov 2013 09:30:29 -0800
  ...The terminal numberings are those used in the Bentley > wiring diagram for the Digifant 1986 system. > > ICU(Idle Control Unit) connections: > 6/50 Digital...
• Re: The "Other" System: Motronic (long)
  Historical mailing list - Robert Keezer
  Mon, 29 Sep 2003 12:12:12 -0700
  ...Pretty cool, huh? So - the main challenge is to adapt Motronic to replace the Digifant and Digijet system that runs the Vanagon. I won...
• Re: Addendum: Boston Bob Big Valve Engine Update
  Historical mailing list - John Bange
  Thu, 30 Jun 2005 13:15:53 -0700
  ...even feel bold enough to design an ODB II-compliant digifant ECU replacement! OK, maybe not. Probably just a Zemco-style engine monitoring system...
• Re: 85 Vanagon - should I buy
  Historical mailing list - Bill
  Tue, 30 Jun 1998 23:45:31 -0600
  ...keeping the digijet FI--since it is less troublesome than the digifant system. If I can just Kill my 1.9L (171,000mi.) My...
• Re: Maximum engine power and Performane Chip Discussion
  Historical mailing list - David Brodbeck
  Fri, 14 Mar 2003 13:54:05 -0500
  On Fri, 14 Mar 2003, Mark Keller wrote: > The Digifant Fuel system works largley by monitoring input from the O2 > sensor. By monitoring the...
• Re: What voltage do injectors need to fire?
  Historical mailing list - Vince S
  Mon, 6 Sep 2004 21:54:03 -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...
• To Detlev Hanschke DBA The Vanagon Projekt
  Historical mailing list - Al Knoll
  Sun, 3 Oct 1999 15:24:53 -0700
  ...clutch assembly, fuel system, air intake system, complete exhaust system including mounting brackets, engine compartment cooling system parts, and all Digifant II fuel injection...
• Re: Strange Catastrophic Failure
  Historical mailing list - Jake de Villiers
  Mon, 25 Jul 2011 09:47:53 -0700
  ...Since this engine has an old school Haltech engine > management system on it instead of the Digifant, many of the usual > Vanagon issues might...
• Non-Transplant: Prices of Ahnendorp Wasserboxer Mods
  Historical mailing list - Tom Forhan
  18 Dec 1995 11:43:11 EST
  ...Also, the Digifant needs to be modified to supply fuel for this additional displacement, and Ahnendorp does this on their own dynamometer. The alternative...
• Re: Placement of Fuel Filter
  Historical mailing list - �ric Giroux
  Mon, 16 Jul 2001 11:56:18 -0400
  ...why the fuel filter is placed after the pump >in the digifant system? I hate to think of all that crud going through >my...
• Re: DIY $20 digital oil temp gauge
  Historical mailing list - John Rodgers
  Sun, 17 Nov 2002 10:14:19 -0600
  ...With the advances made in electronics, the use of LEDs or silver crystal readouts, etc, would seem possible to create a similar system that...
• Re: Great fuel injection diagnosis document I found on the net (Digitool related)
  Historical mailing list - TinkerMan
  Thu, 27 May 2004 03:12:53 -0700
  ...zoominternet.net> wrote: > > T-Man, > > Don't you have a digifant fuel injection system on > > the '90? I thought the > > last year for digijet...
• Re: Engine conversions (Was: I've seen the Tii conversion completed
  Historical mailing list - Undetermined origin c/o LISTSERV administrator
  Mon, 5 Jun 2000 15:06:49 -0700
  ...They are all issues that can be overcome, (and pretty easily by using a digifant II ecu from the 2l 16 valve engines, though...
• Re: Subject: Re: sorry, (I-4 conversion reply from digest)
  Historical mailing list - neil N
  Fri, 22 Aug 2008 09:38:37 -0700
  ...My engine block/head was fine, but trouble shooting an existing engine management system problem cost time and money. Seeing it running and testing...
• Re: Steering column shear bolt removal
  Historical mailing list - Zoran Mladen
  Sun, 16 Feb 2014 14:41:02 -0700
  ...10K laying around. >> >> Digijet and Digifant waterboxer EFI systems are both fine. >> Each has advantages the other system doesn't have. >> They're both...
• I'm new to the list
  Historical mailing list - Christopher Brooks
  Sun, 26 Sep 2004 10:12:51 EDT
  ...This is the first water cooled car I have ever owned, so it has been an adventure learning about the cooling system and Digifant...
• Re: 90+ Fox engine @ 54 degrees
  Historical mailing list - David Marshall
  Wed, 25 Sep 2002 19:40:20 -0700
  ...The Digifant II Jetta / Golf RV engine makes 102hp as it is 10:1 compression ratio and has the 33/40mm valves - the PF...
• Re: Mystery Electrical Trouble
  Historical mailing list - Steven Dodson
  Mon, 29 Jul 2002 11:01:30 -0400
  ...It's a 1987 Vanagon Syncro, 1.9WB w/ digifant system. Again, the issue is that the tacho reading is changing but the actual...
• Re: Vanagon Re-power cheap and reliable...Reply from digest
  Historical mailing list - neil N
  Sun, 28 Oct 2007 19:27:19 -0700
  Is there any advantage to Digifant 2 as opposed to Digifant 1 ? TIA, Neil. On 10/28/07, pdooley <psdooley@verizon.net> wrote: > I4...
• Hesitation on 87 Vanagon O2 sensor?
  Historical mailing list - Kay O Fremgen
  Wed, 5 Aug 1998 01:11:53 -0400
  Hello All, Went through the Digifant/Bosch system and came up with a O2 sensor question. With O2 sensor unhooked from the computer the...