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 14+: 60 results shown for O2.

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

• Re: Removing stuck O2 sensor
  Historical mailing list - Dennis Haynes
  Mon, 2 Feb 2015 00:23:07 -0500
  ...Without the cat you may not need the O2 sensor. The O2 sensor is there to make the cat do its job. Dennis -----Original...
• Re: O2 Sensor voltage
  Historical mailing list - Mark Keller
  Mon, 5 Feb 2001 09:44:41 -0700
  ...I say this because using both a LED type O2 tester, and a digital voltmeter during driving the blink rate of the LED was...
• Re: AFC Spring Adjustment
  Historical mailing list - Larry Alofs
  Sat, 24 Mar 2001 07:13:01 -0600
  ...The O2 sensor (in conjunction with the ECU) > ultimately determines the mixture based on the amount of O2 in the exhaust, > right? So what...
• Re: 86 digifant running rich
  Historical mailing list - Darrell Boehler
  Thu, 3 Jun 1999 07:44:05 -0500
  ...Of course on L-Jetronic without you must install an O2 to get your readings. A heated O2 will work well even in the...
• Re: TII conversion
  Historical mailing list - Frank Grunthaner
  Mon, 5 Jun 2000 17:23:37 EDT
  ...The lack of an O2 sensor with appropriate ECU support would require the complete replacement of the kit-supplied motronic unit with a full...
• Re: Wet weather cut out/ 02 sensor removal
  Historical mailing list - John Rodgers
  Tue, 11 May 2004 17:34:03 -0500
  ...The metal in the boss should expand more than the metal in the O2 sensor, at least for a couple of minutes, and that...
• Re: ECU question, w/ O2 disconnected
  Historical mailing list - Tom Young
  Sat, 7 Feb 2004 10:21:00 -0800
  ...ECU question, w/ O2 disconnected > I disconnected the O2 and right off the bat it ran rough at idle and blew > black smoke while...
• Re: Tii Trading Co. 2.0 South African conversion kit
  Historical mailing list - Peter B.
  Mon, 7 Feb 2000 00:18:31 -0800
  ...The O2 sensor is mounted in the cat in most Vanagons. The CO is adjusted by plugging the receptacle that comes with the motronic...
• ECU firmware location
  Historical mailing list - tinker man
  Mon, 17 Sep 2007 02:43:11 +0200
  ...Did you check if connecting O2 sensor affected them at all? > > I wonder if the European ECU's know what to do with the...
• Re: O2 sensor, Help Needed
  Historical mailing list - Justin B. Jensen
  Sun, 14 Sep 1997 09:06:56 -0700
  Jack Ck wrote: > > Howdy, > My O2 sensor on my 87'Wolfburg seems "stuck" I tried removing it with my > O2 sensor socket and a...
• Re: [T2] Air-cooled Federal EGR filter and SMOG
  Historical mailing list - Richard A Jones
  Fri, 4 May 2007 22:48:35 -0600
  > I also welded a bung into the exhaust of my 1982 air cooled Federal Westy. > I installed one the of the Bosch O2 sensors...
• nominal digitool readings with digijet
  Historical mailing list - Steve Sandlin
  Wed, 11 Jul 2001 13:09:53 -0500
  ...I realize O2 should search, but how positive and negative? Thanks for the help. Steve Sandlin Steve's Lock Shoppe '84 Wolfsburg Westy '79...
• Checking the O2 sensor
  Historical mailing list - Ryan Dawson
  Thu, 17 Jun 2004 21:33:49 -0400
  ...Also, if there is an exhaust gasket missing between the muffler and the CAT, will this affect the O2 sensor? Thanks, Ryan
• Re: O2 Sensor Idea (long)
  Historical mailing list - Kenneth Lewis
  Fri, 8 Sep 2006 09:46:41 -0400
  While you are at it, might as well look into a four wire O2 sensor. It has a "signal ground" wire which you can...
• O2 Sensor - situation 90' 2.1 (kinda long)
  Historical mailing list - Jeff Lincoln
  Wed, 28 Mar 2007 11:09:37 -0500
  ...It is quiet but there is no cat converter and no place to put an O2 sensor. I'm guessing the lack of an...
• Re: Digitool Installed, totally Excellent!
  Historical mailing list - Per Lindgren
  Mon, 17 May 1999 00:27:01 +0200
  ...Fine, so the O2 sensor will have a "hanging" or indeterminate voltage > at the O2 "selection". If it has an O2 "selection" at all...
• Re: Boston Bob Big Valve Update? Not really... (LONG)
  Historical mailing list - Marc Perdue
  Tue, 15 Feb 2005 10:18:33 -0500
  ...I pulled over to the side, disconnected the O2 sensor and it ran fine the rest of the way home. My catalytic converter went...
• Re: Removing stuck O2 sensor
  Historical mailing list - Stuart MacMillan
  Sat, 31 Jan 2015 11:23:12 -0800
  ...Removing stuck O2 sensor How much heat? it really needs to get HOT! YMMV, Mr. BZ On Sat, Jan 31, 2015 at 1:59...
• Re: shielded wire for oxygen sensor?
  Historical mailing list - Todd Last
  Wed, 21 May 2008 23:39:01 +0000
  ...Except that my O2 monitor always bounces back and forth off the scale. Todd -------------- Original message ---------------------- From: Mike Collum <collum@VERIZON.NET> > pickle vanagon...
• O2 sensor is...
  Historical mailing list
  Thu, 30 May 1996 11:15:15 -0700
  ...An O2 sensor is an entirely different beast- it produces a voltage indicating the presence/absense of O2 (Can't remember which way at...
• Re: 81 Westy - should it have an O2 sensor or not?
  Historical mailing list - Gary Shea
  Mon, 11 May 1998 17:30:46 -0600
  Jack -- I have an '81 and it most definitely should NOT have an O2 sensor. And it's mighty hard to pass the CO...
• Re: O2 sensor and CO adjustment
  Historical mailing list - David Bayer
  Wed, 13 May 1998 19:31:22 -0700
  >| Should you set the CO (mixture) adjustment after installing a new O2 sensor? I think it depends on whether it had been adjusted as...
• Re: Does O2 sensor plug into green connector?
  Historical mailing list - Jay L Snyder
  Tue, 11 Nov 2003 07:42:57 -0500
  On my '85, (single wire type O2 sensor) there is a male to male connector between the two. Jay Conrad Klahn <conradk@MAC.COM...
• Re: The dreaded AFM adjustment screw
  Historical mailing list - Mike Frost
  Thu, 15 Feb 2007 16:14:04 -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: Fw: Question-Oxygen Relay?
  Historical mailing list - Neil N
  Tue, 5 May 2020 12:42:25 -0700
  ...i.e the O2 sensor does not have a built in heater > element requiring a relay to switch it on/off. -- Neil n VE7TBN...
• Re: Tii Trading Co. 2.0 South African conversion kit
  Historical mailing list - David Marshall
  Sat, 5 Feb 2000 22:56:56 -0800
  ...In Canada (BC and NS, NB, PE at least), if you car has an O2 sensor and a catalitic converter you are not allowed...
• Re: O2 sensors
  Historical mailing list - Larry Alofs
  Thu, 16 Feb 2006 09:12:52 -0600
  ...I believe that the ECU decides when to pay attention to the O2 signal based on info from Temp sensor II. Heating the O2...
• Re: Thread pitch / hole size for 1.9 WBX O2 sensor
  Historical mailing list - Robert Keezer
  Fri, 16 Feb 2007 09:18:21 -0800
  ...Robert 1982 Westfalia --- Sam Walters <sam.cooks@VERIZON.NET> wrote: > Working on solving FI operation problems. > > Removed O2 sensor - actually had someone do it...
• Re: New O2 Sensor now stuttering
  Historical mailing list - David Beierl
  Sun, 11 Apr 2010 18:46:56 -0400
  At 01:01 PM 4/11/2010, Jake de Villiers wrote: >It won't kill your motor to run without the O2 sensor but...
• Re: O2 reset
  Historical mailing list - Kim Brennan
  Thu, 23 Jan 2003 17:16:27 -0500
  ...On Thursday, January 23, 2003, at 04:05 PM, Alan Gondry wrote: > How do you reset the O2 light? I pushed on the button...
• Help Wiring O2 Sensor
  Historical mailing list - Brian Doss
  Sat, 26 Apr 2003 13:36:42 EDT
  ...If I understand this thing, the two white wires are to heat the O2 sensor, and the polarity is not important... Right? Now, that...
• Re: Inconsistent stumbling on resume throttle..Was "vanagon syndrome?"
  Historical mailing list - Alistair Bell
  Wed, 25 Jun 2014 12:08:50 -0700
  As mentioned before, you should check the function of the o2 sensor using a multimeter. It isn't hard to do. If you suspect...
• Re: disconnect 02 sensor
  Historical mailing list
  Tue, 18 Feb 1997 15:47:40 -0800
  Yeah, this thread is right -- the car will run without the O2 sensor, but it really does help. These were not on the first...
• Re: Cough, Choke, Splutter! - Update
  Historical mailing list - Mike Finkbiner
  Sun, 21 Apr 2002 16:20:00 +0000
  ...The O2 digitool readings were very high, so I disconnected it. That solved the problem temporarily, but it recurred after a couple of days...
• Re: Baffled
  Historical mailing list - Mark Drillock
  Wed, 3 Jan 2007 17:22:01 -0800
  Zoltan, those readings indicate a bad ground wire for the O2 sensor. This is a common problem and that is why the newer version...
• Re: o2 data addendum
  Historical mailing list - Gary Stearns
  Sat, 10 Mar 2001 22:21:52 -0500
  The coax part is from the O2 sensor connector forward. It goes into the wiring harness and emerges at the ECU plug. This type...
• Re: Running Without O2 Sensor Question
  Historical mailing list - Dennis Haynes
  Sun, 23 Apr 2006 09:55:12 -0400
  ...Running Without O2 Sensor Question A quick question for the guru's out there. Is there any long term negatives to running without the...
• Digifant II O2 sensor....My questions answered...
  Historical mailing list - Don Hanson
  Wed, 6 Aug 2014 20:58:06 -0700
  ...So my O2 sensor failed...perhaps because the wiring is/was aged and brittle and maybe shorting out....I had another spare one. the...
• Re: New O2 sensor....New problem....resolved.
  Historical mailing list - Steve Cotsford
  Mon, 11 Nov 2002 22:17:11 EST
  ...I had been measuring the O2 voltage to set the AFM bleed screw but I had not been getting it hot enough so I...
• Re: tested Oxygen Sensor, and...
  Historical mailing list - Dennis Haynes
  Fri, 16 May 2008 23:23:17 -0400
  It should be! The O2 sensor should almost always be in control after the engine is warmed up. The mixture is enriched for full...
• Re: 87 2.1 dies after 30 seconds
  Historical mailing list - OlRivrRat
  Fri, 27 Feb 2015 19:23:08 -0700
  ...Had similar issue with my >> 91 and a replacement O2 sensor fixed it. >> >> Steven >> 91 Westy >> >> On Fri, Feb 27, 2015 at 3:05...
• Re: O2 Sensor 85 motor to 87 motor compatibility Question.
  Historical mailing list - Jay Roth
  Tue, 31 May 2005 09:47:00 -0500
  ...But the single wire O2 sensor can't be used with 86 and above, right? Three wire universal is needed I think... best I...
• Re: Air-Fuel Ratio fluctuation
  Historical mailing list - John Bange
  Thu, 27 Oct 2005 12:56:07 -0700
  ...No combustion, none of the O2 gets used up-- thus the atmospheric O2 reading. It all seems perfectly obvious now! Cap-rotor-plugs are...
• Re: Did the mechanic do something?
  Historical mailing list - Sam Walters
  Wed, 30 Aug 2006 15:55:05 -0400
  ...Disconnect the O2 sensor and see if the problem goes away. If so, it is either the O2 sensor or its wiring. You can...
• Re: O2 Sensor '85 vanagon
  Historical mailing list - ERIC ZENO
  Sun, 15 Sep 1996 21:18:18 -0400 (EDT)
  On Sun, 15 Sep 1996, Psychic Trucker wrote: > Hello everyone, could someone please tell me how to turn off the O2 sensor, > or at...
• Re: o2 sensor wire
  Historical mailing list - Stephen Buck
  Tue, 9 Apr 2002 00:43:50 EDT
  ...the O2 sensor has one wire that goes to a connector (about a foot from the sensor) That wire on mine is black. The...
• Re: Inconsistent stumbling on resume throttle. Was "vanagon syndrome?"
  Historical mailing list - Dennis Haynes
  Wed, 25 Jun 2014 16:49:48 -0400
  ...I removed my O2 sensor, which was a Denso Universal..It was adapted, with the Denso junction plug.... into a long flat VW plug...
• Re: o2 Sensor on 2.1L
  Historical mailing list - Christopher Gronski
  Mon, 8 Aug 2005 13:43:47 -0400
  ...The wire coming out of the o2 to the quick connectors is actually black, not green... although it looks like it connects to a...
• Re: BAD gas mileage and injector service
  Historical mailing list - Don Hanson
  Wed, 29 Jun 2011 11:50:05 -0700
  ...I'd say get some rust dissolving penetrating oil/ liquid wrench PB Blaster kinda stuff onto your O2 sensor right away. Those things are...
• Re: Oxygen Sensor Ground
  Historical mailing list - Daniel L. Katz
  Mon, 27 Mar 2006 02:10:07 -0500
  electrical bonding with light gauge wire between the engine or chasis to the body of a one wire O2 sensor is not necessary, and...
• Re: O2 Sensorama, was: A few unrelated questions
  Historical mailing list - G. Matthew Bulley
  Sat, 17 Aug 2002 10:23:12 -0400
  ...A few unrelated questions > > O2 sensor not important, eh? Just for 'clean air wack-o's' eh? > >> From a functionality/engineering perspective, the O2...
• Re: Ground for O2 Sensor?
  Historical mailing list - kenneth d lewis
  Thu, 14 Sep 2000 17:49:54 EDT
  ...How about removing the O2 sensor and finding an "O" terminal that fits over the threaded part. Then crimp and solder a ground wire...
• O2 findings + massive thank-you's
  Historical mailing list - Matt Sutton
  Sat, 7 Jun 2003 20:14:39 -0400
  Hi folks, After asking way to many questions about O2 sensor gremlins for the 2.1, I finally have some info to contribute myself...
• Re: More rant on grounds and vanagon syndrome Friday
  Historical mailing list - Mike Miller
  Thu, 10 Apr 2003 10:04:26 -0700
  ...this 0.3 volts introduced by grounding errors is subtracted from the 0.5 > volts that the O2 sensor puts out, and suddenly the...
• Re: Van not starting??
  Historical mailing list - pdooley
  Mon, 27 Jul 2009 10:25:17 -0400
  I'd put money on the hall sender way before the O2. The O2 isn't active until heated, takes a little while. Also...
• Re: Can't get the %&#*!!! OFF!
  Historical mailing list - PAT
  Tue, 16 Jun 1998 19:19:56 -0400
  ...Can't get the %&#*!!! OFF! >Joe, > >When I had to replace an O2 sensor for a 84 vanagon and a 88 vanagon, I tried...
• Re: o2 sensor wire splicing
  Historical mailing list - Peter Cassidy
  Wed, 26 Apr 2000 09:44:38 +0100
  >Can I solder O2 sensor lead wires? Or should I use solderless crimp >connectors? >I know my pyrometer wire needs to be joined mechanically...
• Re: Oxygen sensor coax
  Historical mailing list - vw4x4
  Sat, 28 Jan 2006 18:33:59 -0500
  ...Almost half the O2 wire run on a vanagon is unshielded anyway. > The frequency of the signal is in the 1 hertz range. People...
• Re: O2 sensors, setting air mixture
  Historical mailing list - Joel Walker
  Mon, 21 Nov 94 12:03:17 CST
  ...and their O2 sensor has to be upstream of the original O2 sensor as well. their cost hasn't helped push me in that...
• O2 Sensor Wiring Solved
  Historical mailing list - Chuck Mathis
  Sat, 30 Apr 2005 12:16:51 -0500
  A big thanks to Ken Lewis for his advice and encouragement in helping me diagnose my O2 sensor issues. The symptoms: Running rich, very...