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 21+: 60 results shown for O2 sensor.

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

• 89 backfires, sputters when warm. MYSTERY problem!!
  Historical mailing list - vanagon
  Fri, 13 Oct 2006 12:02:06 -0400
  ...continuity between o2 sensor and brain is fine, too. resistance of o2 sensor is fine, too. temp sensor at intake is fine as well...
• Re: Ox Sensor and Battery Light on.(Help!)
  Historical mailing list - Don Record
  Sun, 2 May 1999 17:12:36 EDT
  As I wrote earlier my O2 sensor light and Battery light came on when I turned my A/C fan to high(4). Since...
• Re: CO adjustment
  Historical mailing list
  Mon, 7 Jul 2003 07:57:43 -0400
  ...O2 sensor is also new, timing > is OK, no vacuum leaks. I'm guessing maybe a CO > adjustment. Any advise or suggestions? Ken Lewis...
• Re: Boston Bob Big Valve Update? Not really... (LONG)
  Historical mailing list - John Rodgers
  Tue, 15 Feb 2005 05:38:04 -0600
  Disconnected the O2 sensor??? What was the real effect of that on the ECU? And the lean/rich situation? My engine bucks and jumps...
• Re: Stuck O2 Sensor
  Historical mailing list - Karl Wolz
  Sun, 3 Feb 2002 16:05:21 -0700
  ...Stuck O2 Sensor > Les Shiaman wrote: > > > > My current o2 sensor has been on for 80,000 miles so i am trying to > > replace it...
• Re: Vexing Subtle Misfire Issues
  Historical mailing list - Kenneth Lewis
  Sun, 22 Apr 2007 20:48:47 -0400
  ...How about disconnecting the ECU from the O2 sensor but leave the meter hooked up to the O2 sensor. Drive around a bit to...
• Re: Removing stuck O2 sensor
  Historical mailing list - Karl Wolz
  Sun, 1 Feb 2015 01:23:02 -0700
  ...Should I > break it off and use a regular 22mm socket? Get a 7/8" special O2 sensor > socket, which is slightly larger, so...
• O2 sensor help please?
  Historical mailing list - Frank E. Terhaar-Yonkers
  Mon, 21 Nov 1994 09:25:32 -0500
  I went looking for a "generic" O2 sensor for my '86 (3 wire) without much luck, the cheapest I could find was $140 (NAPA...
• problem splicing O2 sensor wires
  Historical mailing list - Austin
  Sun, 7 Jun 1998 22:55:58 -0700
  Recently while splicing a generic 3-wire O2 sensor onto the stock loom I couldn't get the solder to 'wet out' on to...
• Gadget to monitor your vanagon's O2 sensor.
  Historical mailing list
  Fri, 27 Jun 2003 15:19:54 -0400
  ...Ken Lewis 86 Transporter Crew Cab, 60 T-5 Coupe http://neksiwel.20m.com/ O2 sensor monitor, my cars, Vanagon Tech http://EB03.20m...
• Re: O2 Sensor - Low Prices 3-wire in Canada
  Historical mailing list - Jonathan Farrugia
  Thu, 15 Jul 2004 18:43:03 -0400
  ...15709 jonathan On Thu, 15 Jul 2004, Shawn Luft wrote: > Hi > > Can anyone recommend a reasonably priced 3-wire O2 sensor available in Canada...
• Re: 2nd O2 Sensor in Cat?
  Historical mailing list - David Beierl
  Mon, 11 Feb 2002 17:33:12 -0500
  ...I have thought of installing a >second O2 sensor in there for diagnostic purposes. Should not be necessary -- see below. Also, unless you install...
• Re: Rich Running....Vanagon Syndrome? HELP!
  Historical mailing list - Craig C Forney
  Wed, 6 Jan 2016 15:18:31 -0800
  ...The ECU is adjusting the mixture by adding more fuel to the air/fuel mix, since the O2 sensor is telling it is lean...
• Re: oxygen sensor test
  Historical mailing list - Tonya Pope
  Tue, 07 Jan 1997 17:05:07 -0800
  ...If I recall correctly (it's been a number of months since I read it), the signals from the O2 sensor are suppose to...
• Re: Loss of power while cruising .
  Historical mailing list - Tonya Pope
  Thu, 4 Dec 1997 22:49:59 -0600
  ...Another probably cause would be O2 sensor, especially since shutting off, even when hot, and restarting gives you a 2 minute reprieve. The ecu...
• Re: Need O2 sensor shield help / advise
  Historical mailing list - David Beierl
  Fri, 25 Jan 2002 01:21:01 -0500
  ...If you really want to see the semi-square-wave of a sensor running in closed-loop, you need a scope. :) david -- David Beierl...
• Re: New O2 Sensor now stuttering
  Historical mailing list - Robert Fisher
  Sun, 11 Apr 2010 19:55:09 -0700
  The difference while running mine with and without the O2 sensor was slightly less than 1 mpg. YMMV (!) Cya, Robert -----Original Message----- From: Vanagon...
• Compression braking & Power Loss
  Historical mailing list - Geza Polony
  Tue, 21 Feb 2006 16:49:13 -0500
  ...Is this a clue? Or a red herring? If it's a real clue, where would you look? Ken Lewis' O2 sensor monitor shows...
• Re: Ox sensor use
  Historical mailing list - Richard Bias
  Mon, 25 Oct 1999 08:18:41 PDT
  ...Replace your O2 sensor and things should straighted out. The sensor should be putting out between 1/2 and 1 volt (varying)with the...
• oxygen sensor
  Historical mailing list - Darrell Boehler
  Fri, 7 Aug 1998 09:43:09 -0500
  ...Keep in mind that the ECU >isn't looking at your O2 sensor voltage until the engine reaches a certain >tempurature. Per temp sensor...
• Re: vanagon headers
  Historical mailing list
  Fri, 26 Jul 1996 11:06:37 -0700
  ...Yeah, but it would play hell with the FI, which counts on a single O2 sensor. My Acura has dual exhausts (all stainless, drool...
• Generic or VW O2 sensor?
  Historical mailing list - Dylan Spurgin
  Fri, 4 Apr 2003 23:33:33 -0600
  ...die when she idles down I am thinking about replacing the O2 sensor tomorrow. My FLAPS has a generic Bosch one for ~$22 and...
• Re: Intermittent Power Loss - '91 Westy
  Historical mailing list - Wes Neuenschwander
  Sun, 21 May 2017 12:24:41 -0700
  ...In addition to the O2 sensor / sensor wiring possibility, Chris has also suggested it could also be a faulty ECU. The ECU is original...
• 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: How to remove O2 sensor
  Historical mailing list - PSD
  Thu, 1 Oct 2015 22:04:11 -0400
  ...http://www.harborfreight.com/3-8-eighth-inch-offset-oxygen-sensor-wrench-971 77.html
• Re: The Dying 86 Vanagon - engine cuts out
  Historical mailing list - Dana E Hager
  Wed, 14 Apr 1999 19:45:21 -0700
  ...All sensors are working fine. BUT ... as soon as I plug in the O2 sensor it all goes to hell, unplugged it run fine...
• When the O2 sensor cools down...
  Historical mailing list - Jim Akiba
  Fri, 29 Aug 2008 19:34:33 -0400
  ...a air/fuel mixture meter (just a voltmeter coming off the O2 > sensor) a few months back. On our recent trip across the country...
• Re: Question about temp II sensor and bad running
  Historical mailing list - Hector Zapata
  Thu, 11 Sep 2008 16:02:09 -0400
  This happened to my van last year, and at the sugestion of a co-worker, I disconnected the O2 sensor, and the problem went...
• O2 Sensor rust!
  Historical mailing list - ZUMBRENNEN JOSEPH CORY
  Tue, 9 Apr 1996 18:56:57 -0600 (MDT)
  ...I also got a O2 sensor from FLAPS for $50. I won't know if these items did the trick or not until it...
• Re: Catalytic converter noise
  Historical mailing list - Don in Phoenix
  Sat, 8 May 2004 09:47:43 -0700
  ...When installing the O2 sensor, remember that you must use "O2 sensor safe" anti-seize, as regular anti-seize will destroy the sensor in...
• Re: 85 GL. 1.9 Woes- like whoa, won't go....
  Historical mailing list - Jack Botts
  Fri, 20 Nov 2015 02:08:20 +0000
  Disconnect the O2 sensor and try it. If it runs smoother....bad O2 ________________________________________ I wasn't going to reply until I saw this post...
• Re: 1000 mile rebuild recommendations?
  Historical mailing list - Kenneth Lewis
  Thu, 10 Aug 2006 19:07:18 -0400
  ...First you need a good voltmeter and O2 sensor. The three throttle body alignments outlined in the Bentley should be checked. Carefully pry the...
• Re: temp o2 sensor...where??
  Historical mailing list - David Beierl
  Thu, 14 Jun 2001 18:52:45 -0400
  ...The O2 sensor is in the collector pipe on 1.9l, and at the left end of the CAT housing on 2.1l. d...
• Cat / O2 Sensor Removal
  Historical mailing list - Matt Drew
  Sun, 4 May 2008 23:12:14 -0700
  ...There's also the old "To O2 sensor, or NOT to O2 sensor (if I can find someone willing to remove it)". The purist...
• Re: O2 sensor necessary or jumper the wires on 85 GL 1.9
  Historical mailing list - Dennis Haynes
  Mon, 28 Jun 2010 00:53:23 -0400
  ...For the O2 sensor leave it disconnected and be sure the wire end is not shorted. That green wire is actually a coaxial wire...
• Re: O2 Sensor in Catalytic Converter - Correct model for each FI system ?
  Historical mailing list - Sam Walters
  Mon, 25 Apr 2005 13:59:33 -0400
  The original catalytic converter for an 84, and all 1.9l Digijet models, did not have an O2 sensor hole. The O2 sensor was...
• Re: (LONG) Surging Idle fixed! / Surging O2 sensor readings
  Historical mailing list - Karl Wolz
  Wed, 12 Jan 2000 08:48:13 -0800
  ...Re: (LONG) Surging Idle fixed! / Surging O2 sensor readings > At 10:03 1/12/00 , Mike Ray wrote: > >computer can adjust. In other words...
• 02 sensor
  Historical mailing list - dawn
  Fri, 13 Apr 2001 08:26:22 -0700
  for sale o2 sensor new bought it for the vanagon never used it is about 1.5 months old .still in box for thre...
• Oxygen sensor and warning light
  Historical mailing list - S Sittservl
  Tue, 26 Jan 1999 19:04:23 EST
  ...At first, I thought perhaps I was the fortunate owner of one of the rare "Eternal O2 sensors" that have been supressed by a...
• Re: More rant on grounds and vanagon syndrome
  Historical mailing list - John Rodgers
  Thu, 10 Apr 2003 13:12:55 -0600
  ...this 0.3 volts introduced by grounding errors is subtracted from > the 0.5 > volts that the O2 sensor puts out, and suddenly the...
• Further report on 'de-bunked Vanagon Syndrome" fix...
  Historical mailing list - Don Hanson
  Wed, 9 Jul 2014 09:36:38 -0700
  ...I strongly suspect I had two issues going on...the main one being that the wiring between the O2 sensor and the Brain was...
• Re: Fuel Injection tuning - wide band O2 sensors
  Historical mailing list - Max Wellhouse
  Mon, 11 Oct 2004 22:15:10 -0500
  Gene Berg Sells a Halmeter kit with it's own O2 sensor. It has 10 red leds 10 orange leds and 10 green leds...
• Re: O2 Sensor Shield
  Historical mailing list - Andrew Martin
  Thu, 24 Sep 2009 16:01:04 -0700
  ...O2 Sensor Shield Thanks for all the feedback 'n suggestions. Found out BD has them.I took Denis' suggestion and built one from a...
• Re: Continuing to diagnose rich rough running Digifant ....from yesterday
  Historical mailing list - Don Hanson
  Thu, 24 Jul 2014 07:19:51 -0700
  ...with the O2 sensor unplugged, or > after I cycle the ignition off, that the problem must be in the O2 sensor > circuit...Should I...
• Re: OXY---ignoring maintenance will lead to an unreliable Vanagon
  Historical mailing list - Tom L. Neal
  Sat, 9 Sep 2000 08:57:28 -0700
  ...Good idea to replace the O2 sensor when VW says to. Only costs about $30 at TBD for a generic that you can easily...
• Re: Single wire Oxygen sensor: Substitution report..
  Historical mailing list - Stuart MacMillan
  Thu, 30 Oct 2014 10:05:12 -0700
  ...the O2 sensor i again modulating the fuel mix properly....When running with the O2 sensor disconnected from the ECU, I was seeing around...
• Re: O2 sensor type problem after replacing O2 sensor
  Historical mailing list - neil n
  Fri, 28 Dec 2012 12:23:05 -0800
  ...O2 sensor > monitor that indicated that everything went completely rich when the problem > occurred. It showed this type reading with the original sensor issue...
• Re: Temp coolant sensor repair and Warmup?
  Historical mailing list - Tonya Pope
  Thu, 20 Aug 1998 19:00:26 -0500
  ...As an experiment, try disconnecting the O2 sensor. If the O2 sensor is compensating for the "real" problem, then the problem should not go...
• Re: New O2 Sensor now stuttering
  Historical mailing list - Jake de Villiers
  Sun, 11 Apr 2010 10:01:25 -0700
  ...It won't kill your motor to run without the O2 sensor but it will run full rich all the time and decimate your...
• Re: O2 sensors brand quality difference?
  Historical mailing list - Neil N
  Sun, 27 Jul 2014 10:14:46 -0700
  ...O2 sensors brand quality difference? > .... on my engine swap, I used an exhaust > manifold with an O2 bung. -- Neil n Blog: tubaneil.blogspot.ca...
• Re: Rough Idle troubleshooting need
  Historical mailing list - Dennis Haynes
  Sat, 12 Sep 2015 09:15:33 -0400
  ...The chassis reference for the O2 sensor is extremely critical. The ground for the distributor hall sensor is shared with the O2 sensor. Many...
• Re: how do I get O2 sensor out?
  Historical mailing list
  Wed, 24 Jul 1996 14:00:16 -0500 (CDT)
  David, Can't help as far as getting the O2 sensor out, but... Just a few weeks ago, I replaced that section of pipe...
• Re: O2 sensor and exhaust questions
  Historical mailing list - The Bus Depot
  Tue, 4 Sep 2001 22:32:38 -0400
  > Does any one know of a cheaper alternative to an O2 sensor for an '86 GL? > NAPA wants $140.00 for one for my...
• Re: Loss of power - super hot muffler
  Historical mailing list - John Rodgers
  Wed, 11 Dec 2002 16:58:26 -0600
  If I recall correctly, sometime earlier there was a discussion about he O2 sensor wiring. The two white leads are for the O2 heater...
• Re: O2 sensor install anti seize-copper based?
  Historical mailing list - Craig Cowan
  Thu, 14 Nov 2013 15:10:08 -0500
  ...have gone thru the archives on how to keep my new O2 sensor from rusting > to the manifold & only see threads(pun intended) about...
• O2 Sensor - lean/rich indicator
  Historical mailing list
  Fri, 28 Jul 95 17:15:34 EDT
  ...How difficult would it be to set up a three LED indicator that would tell the driver if the O2 Sensor is reading rich...
• oxygen sensors checking and theory
  Historical mailing list - Jeff Ensing
  Mon, 28 Apr 2003 21:49:46 EDT
  http://www.wps.com/LPG/o2sensor.html
• 02 SENSOR
  Historical mailing list - Arlene K Sondergaard
  Tue, 30 May 2006 09:06:20 -0700
  my O2 sensor light went on last week and my mechanic says parts and labor $340. i think bus depot has the sensor for...
• Re: Power loss when engine wet and cold
  Historical mailing list - dylan friedman
  Fri, 12 Oct 2007 09:15:16 -0700
  ...Power loss when engine wet and cold > > > > I'll second the O2 sensor. Last winter we had > exactly > > the same symptoms, and were running...
• Wire gauge for the shielded wire for the O2 signal?
  Historical mailing list - Don Hanson
  Fri, 19 Sep 2014 12:06:33 -0700
  My shielded wire from the O2 sensor to the ECU...that is badly aged and cracked, resulting in it shorting, again, from the signal...