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 15+: 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.

• Re: '85 Oxygen sensor, 0.1volts
  Historical mailing list - craig cowan
  Mon, 8 Oct 2007 23:04:32 -0400
  ...Katz <katzd54@yahoo.com> wrote: > > craig: > > o2 sensor output irrelevant for cold engine. > > if idle choppy, alternator output can fluctuate below B+, and make...
• Re: Heh -- I'm such a ninnyhammer
  Historical mailing list - Mike Elliott
  Mon, 4 Aug 2008 07:16:00 -0700
  Some comments to the below: >> That said, your situation with disconnecting the O2 sensor instead of the >> gauge and the resulting response tells me...
• End of saga? -- Back home with '84 with rebuilt head
  Historical mailing list - John Lauterbach
  Sat, 10 Dec 2011 00:10:00 -0500
  ...This morning, I disconnected wire O2-sensor and idle smoothed out. O2-sensor (Bosch) was less than two months old. Idle is still not...
• Re: Vanagon O2 Sensors
  Historical mailing list - Chris Bracken
  Thu, 16 Jul 1998 14:33:48 -0700
  ...much, if anything, about O2 sensors; other than Bosch's cross reference, how does one decide that two sensors are equivalent? Thanks, Chris 87...
• Re: 1000 mile rebuild recommendations?
  Historical mailing list - Dennis Haynes
  Thu, 3 Aug 2006 13:29:09 -0400
  ...Running with the O2 sensor disconnected is non sense. If you are seeing a 3 mpg improvement wit it connected, then you are running...
• Re: 1000 mile rebuild recommendations?
  Historical mailing list - Michael Diehr
  Thu, 3 Aug 2006 09:05:40 -0700
  ...I've been running with the O2 sensor disconnected as per the installing mechanic's recommendation. I'm a little fuzzy on his reasoning...
• Re: tested Oxygen Sensor, and...
  Historical mailing list - Taeke Takeon
  Fri, 16 May 2008 18:02:54 -0400
  O2 sensor isn't active at idle, or rather the lambda FI computer isn't active. On Fri, May 16, 2008 at 5:53...
• Re: Where is the O2 sensor LED reset button?
  Historical mailing list - John Rodgers
  Fri, 22 Mar 2002 21:51:01 -0600
  ...that will light that LED? Like the computer not seeing the O2 sensor? > The OX LED is not in any way connected to the...
• Re: shielded wire for oxygen sensor?
  Historical mailing list - Mike Collum
  Wed, 21 May 2008 17:54:34 -0400
  ...Only part of that O2 sensor wire is shielded. The black wire from the sensor itself, up to the spade connector, isn't shielded...
• How to display lambda sensor info
  Historical mailing list - William R. Kennedy, NJIT CIAT, 201-596-5648
  Mon, 11 Mar 96 13:35:56 EST
  ...AND/OR Could one of you electronics mavens gin up a circuit that would allow the O2 sensor info to be displayed on a...
• Re: Heh -- I'm such a ninnyhammer
  Historical mailing list - Dennis Haynes
  Mon, 4 Aug 2008 09:02:48 -0400
  ...Nothing connected to the O2 sensor input, measure the voltage with a good DMM. Then connect the dash meter and measure again, if the...
• Re: Did the mechanic do something? Update
  Historical mailing list - Charles McGehee
  Sat, 2 Sep 2006 14:20:03 -0700
  My O2 sensor was totally sooted up, so rather than mess around with all the measurements, etc., I just replaced it. The problem of...
• Re: Vanagon O2 Sensors
  Historical mailing list - marcus
  Wed, 15 Jul 1998 14:41:46 -0700
  ...Bought a "stock" O2 sensor, > plugged it in and all was well again. > > So moral of the story? Either the generic O2 sensor I...
• O2 Sensor
  Historical mailing list - Ra�l Barreras
  Thu, 4 Nov 1999 22:25:36 -0500
  ...It doesn't have provisions for the O2 sensor. I have found out that one can be "drilled" in place. Apparently, the hole needs...
• Re: Question about temp II sensor and bad running
  Historical mailing list - Jim Felder
  Thu, 11 Sep 2008 16:39:47 -0500
  ...net> wrote: > Zero volts shows a bad sensor, assuming proper measurement setup. > > Replacing the o2 sensor is the logical step now. Then you need...
• Re[2]: Vanagon O2 Sensors
  Historical mailing list - John Robson
  Wed, 15 Jul 1998 13:30:47 -0500
  Until recently I have always heard that the O2 sensor doesn't make any difference. Now my light is on and the van continues...
• Fuel Mileage and Upholstry
  Historical mailing list - Ron Toby
  Sun, 23 Mar 2008 18:42:32 -0700
  ...I have tried different combo's of connection of pre-sensor connected and o2 disconnected and vice versa but the o2 disconnected is the...
• tap size for the O2 sensor for a 85 Vanagon?
  Historical mailing list - Howard Fleming
  Sun, 26 Sep 1999 16:04:43 -0500
  Anybody have an idea of the size of the tap I would need to buy to clean up the O2 sensor port on the...
• Re: Heh -- I'm such a ninnyhammer
  Historical mailing list - Allan Streib
  Sun, 3 Aug 2008 19:32:09 -0400
  David Beierl <dbeierl@ATTGLOBAL.NET> writes: > A Vanagon *in proper working order* runs just great without the O2 > sensor. That's why the first...
• Re: 1.9 fuel injection / O2 problem
  Historical mailing list - John H. Fleming
  Fri, 20 Jun 1997 21:09:48 -0400
  ...westy turned out to be a bad wire going= > >>from the o2 sensor to fuel injection computer. The wire is coax and was= >>kinked...
• Re: Vanagon O2 Sensors
  Historical mailing list - Ken Ehlert
  Sun, 19 Jul 1998 19:43:33 -0500
  ...I have a problem > > at idle and when accelerating from a stop when the engine is cold with the > > O2 sensor connected. I have...
• poor mileage
  Historical mailing list - Marcel Poirier
  Thu, 1 Dec 2005 12:10:22 -0800
  ...Then one day I was looking at the digijet wiring diagram and noticed that the wire going from the ECU to the O2 sensor...
• Re: O2 Sensor wire connection (wiring harness end - 2.1)
  Historical mailing list - Scott Daniel - Turbovans
  Thu, 10 Sep 2009 20:24:27 -0700
  ...O2 Sensor wire connection (wiring harness end - 2.1) > Hello everyone - > > Would anyone happen to have the yellow connector that connects the wirning > harness...
• Re: Another question about O2 sensors..
  Historical mailing list - Don Hanson
  Wed, 30 Jul 2014 05:45:15 -0700
  ...But I may be wrong and my particular ECU may require an individual ground for the O2 sensor....I just don't know and...
• Re: Heh -- I'm such a ninnyhammer
  Historical mailing list - Dennis Haynes
  Mon, 4 Aug 2008 13:43:34 -0400
  ...The signal at the O2 sensor input will effect what the ECU tries to do in closed loop operation. Dennis >From: Mike Elliott <camping...
• Re: Running Problems 2.1L
  Historical mailing list - John Rodgers
  Thu, 19 Jan 2006 15:51:46 -0600
  ...Simply unhook the single wire connector at the end of the O2 sensor harness and it will run on the open loop (non feedback...
• Re: O2 sensor problems
  Historical mailing list - Craig Oda
  Wed, 1 Sep 2004 22:11:46 -0700
  ...Van ran fine with the O2 sensor unplugged. Diagnosis: O2 sensor is telling ECU that the engine already has too much gas and to...
• Re: How to remove O2 sensor
  Historical mailing list - Dennis Jowell
  Fri, 2 Oct 2015 10:57:06 -0400
  Richard I have the thread chaser from the last time I changed the O2 sensor. My memory is coming back about how I did...
• Re: '87 Westy shudders at idle
  Historical mailing list - Bill Davidson
  Thu, 24 Aug 2000 21:34:08 -0700
  > Sounds to me like maybe someone knocked a lead off of a sensor, like the O2 > sensor, or knocked loose a ground wire - wouldn...
• Re: compression/vacuum/fuel pressure/O2 voltage
  Historical mailing list - Jay L Snyder
  Tue, 16 Oct 2001 07:45:14 -0400
  Sounds way too lean to me (assuming your O2 sensor is working correctly). You could open up the AFM and loosen the spring a...
• Re: AFM failure
  Historical mailing list
  Fri, 17 Apr 2020 13:01:08 +0000
  David, I really like that oxygen battery description of what the O2 sensor system does.  I have a "working knowledge" of the sensor, but...
• Re: Ground for O2 Sensor?
  Historical mailing list - kenneth d lewis
  Fri, 15 Sep 2000 06:33:38 EDT
  ...FWIW, I checked a spare, three wire O2 sensor. The heater circuit is isolated from the metal body of the sensor.Hence no grounding...
• O2 Sensor Questions
  Historical mailing list - Steven Johnson
  Wed, 26 Aug 1998 11:48:08 -0900
  ...Ron advertises O2 sensors to replace mine that "require splicing". What's meant by this? The archives seem full of stories of spliced O2...
• Re: Do I just cut the wire from the O2 sensor?
  Historical mailing list - Robert Keezer
  Sun, 17 May 2009 16:09:55 -0700
  ...Without a O2 sensor on line (open loop), open loop running is rich, hard starting when warm or hot outside. � Is it hard-starting...
• Re: Oxygen sensor coax
  Historical mailing list - mark drillock
  Sat, 28 Jan 2006 09:50:32 -0800
  ...Mark Joe wrote: >Hello List, > >Looking for a source or if anyone knows the type coax used for the o2 >sensor. TIA > >Joe Beckham...
• Re: O2 sensor
  Historical mailing list - Gregory Mitch Daughtry
  Sun, 8 Dec 1996 13:00:17 -0500
  ...There is a procedure for testing the O2 sensor in the archives located at: http://halfdan.med.umn.edu:8853/misc/archives/vanagon.html...
• Re: Digifant timing/tuning help needed
  Historical mailing list - Dennis Haynes
  Fri, 28 May 2010 05:45:41 -0400
  ...With the O2 sensor disconnected you should see about .5-.6 volt on that center O2 sensor wire. For the temp 2 sensor one...
• Re: O2 sensor
  Historical mailing list - Chris DeLong
  Fri, 16 Feb 2001 05:42:05 -0500
  ...It is labeled OXS. > >Where is the O2 sensor indicator light located on a 90 instrument cluster? >Coop Chris DeLong ICQ#45030867 Seattle, WA...
• Re: Problem, New Rebuilt Engine, Running Rich, What's Wrong?
  Historical mailing list - Dave Arthur
  Sun, 19 Jul 2009 13:24:37 -0300
  Hi Robert The O2 sensor fine tunes the mixture, however the engine should run close to the correct mixture (maybe a little rich) without...
• Re: Surging Idle fixed! / High O2 sensor readings
  Historical mailing list - Darrell Boehler
  Mon, 10 Jan 2000 04:06:10 -0600
  ...Surging Idle fixed! / High O2 sensor readings > Hello list folks > > Today I found the causes for the continuous surging I was experiencing on my...
• Re: Running rich, O2 sensor says lean, exhaust leak?
  Historical mailing list - Tim Demarest
  Tue, 13 Jul 2004 14:39:00 -0400
  ...I've got a voltmeter hooked up to the >O2 sensor and the voltage was measuring consistently lean, despite the >obvious signs of the...
• Re: O2 Sensor Idea (long)
  Historical mailing list - Dennis Haynes
  Thu, 7 Sep 2006 06:27:55 -0400
  ...O2 Sensor Idea (long) Heated O2 sensors are cheap and easy to wire up. I would go this route and not worry about fooling...
• Re: Running Without O2 Sensor Question
  Historical mailing list - John Bange
  Sun, 23 Apr 2006 08:54:23 -0700
  ...My wideband O2 sensor readings showed nothing less rich than like .95 in open loop. Everything else being equal, disconnecting the O2 sensor shouldn...
• Re: tiico o2 sensor
  Historical mailing list - dunks
  Fri, 19 Apr 2002 11:26:51 -0400
  ...tiico o2 sensor > > > looking for some list knowledge. just installed a2 > injectors/rail/regulator/carbon eliminator AND found that the o2 sensor is > wired...
• Re: Inconsistent stumbling on resume throttle..Was "vanagon syndrome?"
  Historical mailing list - Neil N
  Wed, 25 Jun 2014 10:24:29 -0700
  Do O2 sensors typically reference outside air via areas where wires enter the sensor itself? If so, is it worth inspecting this area on...
• Help O2 and Halls Sensor
  Historical mailing list - Finn Runyon
  Sat, 9 Mar 2002 14:24:22 EST
  ...I cannot get the O2 sensor out of the cat...tried heat and have all but destroyed what was once a sensor...I am...
• O2 sensor part number and ?'s
  Historical mailing list - Seamus Padraic Ragan
  Sat, 25 May 1996 19:01:10 -0400 (EDT)
  Hello all I have searched the archive and was unabel to find a reference for the part number for the O2 sensor. I have...
• O2 sensor heater wiring
  Historical mailing list - Geza Polony
  Mon, 18 Jun 2007 12:23:19 -0400
  Good folks, I'm wiring a 4-wire O2 sensor from my Saab 9K into the '84 Vanagon, since it's the same part...
• engine management theory
  Historical mailing list - Lance LeBaron
  Sat, 15 Jan 2000 19:54:11 PST
  ...I wonder if The O2 sensor fake out box would work if it added or subtracted a voltage from the O2 voltage instead of...
• Re: O2 sensor problems
  Historical mailing list - Dennis
  Thu, 2 Sep 2004 10:12:53 -0400
  ...I would monitor the O2 sensor output under load at WOT (wide open throttle) and make sure you see .8V or better. As you...
• Re: O2 Sensor '85 vanagon
  Historical mailing list
  Mon, 16 Sep 1996 12:06:19 PST
  ...everyone, could someone please tell me how to turn off the O2 >sensor, >or at least direct me to the page in the bently...
• adjusting CO with O2 sensor
  Historical mailing list - Pat Callaghan
  Sun, 20 Oct 2002 08:07:17 -0700
  ...Warmed up, hook the + lead of the VOM to the single black wire from the O2 sensor, ground the - VOM lead. The reading should...
• Re: O2 Sensor Readings
  Historical mailing list - Joseph Fortino
  Thu, 24 Jan 2002 09:01:56 -0800
  ...BTW i did'nt have too many miles on this O2 SENSOR Joe -- Joseph Fortino fortino1@onebox.com - email ---- John Clavin <jc@AUSTIN.RR...
• Re: Oxygen Sensor Ground
  Historical mailing list - Dennis Haynes
  Sat, 25 Mar 2006 10:48:19 -0500
  ...Both can cause most sensor issues. The sensor can get contaminated from the outside. Its signal is derived from the difference on O2 content...
• Re: O2 sensor type problem after replacing O2 sensor
  Historical mailing list - Dennis Haynes
  Sat, 29 Dec 2012 03:20:09 -0500
  ...O2 sensor type problem after replacing O2 sensor Here's some close up shots of the green coaxial O2 wire on my '88 2...
• Re: hesitating when warm?
  Historical mailing list - Steve Delanty
  Fri, 25 Apr 2003 20:17:42 -0700
  Could it be an O2 sensor related problem? The ECU runs "open loop" until the motor is warmed up, then it goes into closed...
• Re: AC causes engine reduction in performance and stalling
  Historical mailing list - Gregg Carlen
  Fri, 29 Jun 2012 09:31:34 -0400
  ...I checked the 3 wires coming from the new O2 sensor. The single wire had a little corrosion on it, so I cleaned that...
• Re: oops, more questions on O2 sensors
  Historical mailing list - The Bus Depot
  Tue, 7 Jun 2005 09:07:57 -0400
  > I have been driving Matilda with the O2 sensor disconnected since > great. the new Boston Bob engine went in. Then I remembered that > the...
• Speedometer cable replacement question.
  Historical mailing list - Don Hanson
  Tue, 30 Nov 2010 09:02:30 -0800
  ...I have a single piece cable to replace the factor one that goes through the O2 sensor counter box. Came from one of our...
• Re: Question about testing O2 sensor with digital meter
  Historical mailing list - David Beierl
  Fri, 26 Sep 2008 13:14:32 -0400
  At 12:37 PM 9/26/2008, Jim Felder wrote: >When I test this second O2 sensor, I hook up my digital meter (set...