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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 31+: 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: O2/ECU coaxial cable
  Historical mailing list - Joe Romas
  Fri, 9 Mar 2001 15:59:45 -0500
  ...Disconnect the large connector at the ECU, > and disconnect the O2 sensor. Open the ECU connector shell on the harness, > and you will see...
• Cat Bypass Pipe "pros & cons"
  Historical mailing list - Jack Reynaert
  Thu, 16 Apr 2015 18:58:08 -0400
  ...to be installed in the pipe to accommodate the O2 sensor, but will the O2 still send the correct signal to the ECU? What...
• Weird happenings on the way home from work today....
  Historical mailing list - Peter Lapp
  Tue, 25 Oct 2011 19:21:05 -0500
  So, I have been running my 87 Westy for the past few days with my O2 sensor unplugged because it idles a little smoother...
• Re: CA Smog Failed - 1985 1.9L
  Historical mailing list - Frank Condelli
  Tue, 8 Jul 2008 05:57:10 EDT
  ...This was about 4" from the O2 sensor and was most likely throwing it off. I installed a new O2 sensor. Exactly, just like...
• Re: Poor gas Mileage
  Historical mailing list - David Beierl
  Sun, 12 Aug 2012 12:51:03 -0400
  ...It seems to run fine, Disconnect the O2 sensor and see what happens... Yrs, d
• Re: Loss of Power after carwash
  Historical mailing list - Michael Sullivan
  Mon, 6 Apr 2009 16:46:04 -0500
  ...I am gonna start with the O2 sensor since the exhaust sounds a little throaty. Thanks again. Michael in San Antonio 91GL AT 'Gringo...
• Re: NVC -- My Son is having car troubles (Subaru) on way to Rochester (Thanks)
  Historical mailing list - Tim
  Mon, 9 Mar 2009 19:23:16 -0500
  ...THe problem was bad O2 sensor.
• Re: fwd: Re: Re.: Hot Start Phase II
  Historical mailing list
  Fri, 19 Aug 94 17:14:41 EDT
  ...go wacko only when the engine is hot? BTW the fuel mixture was set to richest possible setting with the old O2 sensor...DC
• Re: Help for a guy in Belgium
  Historical mailing list - Robert Lilley
  Thu, 18 Jan 2001 11:26:00 EST
  ...Bad O2 sensor also. Robert [text/html]
• message for Rob De Luc
  Historical mailing list - Clark, Patrick
  Thu, 22 Feb 2001 09:04:27 -0800
  ...it being returned undeliverable-- Unfortunately the power chip I have requires the O22D ECU specifically, but thank you for checking for me. [text/html]
• vanagon syndrome
  Historical mailing list - John Lunetta
  Mon, 2 Dec 2002 10:01:24 -0500
  ...You could check the O2 sensor splice also. If it's a poor connection or is exposed to the elements it can cause problems...
• Re: Tuning with your O2 Sensor
  Historical mailing list - Kenneth Lewis
  Mon, 18 Sep 2006 19:49:30 -0400
  mike, that's (kind of)why I made this: http://neksiwel.20m.com/photo5.html except I was not as interested in a quantitative...
• Re: Removing stuck O2 sensor
  Historical mailing list - Jon VO
  Mon, 2 Feb 2015 14:01:32 -0700
  ...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: Engine management (manual control of mixture)
  Historical mailing list - EMZ
  Sat, 15 Jan 2000 11:08:20 -0500
  ...It works this way until it is overcome by an external item, (the O2 sensor). It was setup this way, for use in contries...
• 1.9 ltr WBX O2 sensor question?
  Historical mailing list - T Collins
  Mon, 21 Sep 2009 09:21:48 -0400
  Hello Folks, How quickly does the O2 sensor give a signal to the ECU? I notice a split on the green wire connector to...
• Re: Question about temp II sensor and bad running
  Historical mailing list - mdrillock
  Thu, 11 Sep 2008 19:09:26 -0700
  ...Plus >>> it doesn't hurt to have a spare O2 around even if mine is working. >>> >>> I started the car and let it get...
• Re: 1000 mile rebuild recommendations?
  Historical mailing list - Dave Vickery
  Fri, 11 Aug 2006 22:44:32 +0000
  ...Here are some things I have learned by >>experimentation. >>YMMV. >> >> First you need a good voltmeter and O2 sensor. The three throttle >>body >>alignments...
• Re: Do I need a HEATED O2 sensor?
  Historical mailing list - Ken Lewis
  Thu, 9 Sep 2004 12:31:09 -0400
  ...Tune-up parts, like plug and wires, cap, rotor, would help. > http://www.blueskycleanair.com > > > What I think: > - O2 sensor must be hot, but...
• Re: Having trouble getting a good idle when cold and the computer functioning
  Historical mailing list - Roger Sisler
  Fri, 24 Feb 2006 16:54:43 -0500
  ...Where is this? Never considered that it needed a little outside hole.I think the o2 sensor is disconnected from the computer till it...
• Re: Question about testing O2 sensor with digital meter
  Historical mailing list - Scott Daniel - Turbovans
  Fri, 26 Sep 2008 19:36:01 -0700
  ...Question about testing O2 sensor with digital meter > At 08:55 PM 9/26/2008, Scott Daniel - Turbovans wrote... >>why can I not remember...
• Re: Not passing smog, still... Need help!
  Historical mailing list - Doktor Tim
  Wed, 21 Aug 2002 09:28:06 -0700
  ...O2 to get sucked into the exhaust and the O2 sensor will send a false lean signal to the ECU. >Can testing the O2...
• Re: 91 Carat - Auto Tranny - 2.1L WBX - RPM Hunting
  Historical mailing list - John Rodgers
  Thu, 21 Oct 2010 17:29:54 -0500
  So, Ken, once I disconnected the O2 sensor, and the ISV, the engine now runs sweetly through the full range. How is it that...
• Fwd: EV Problems/cost - Any sugestions?
  Historical mailing list - Michael Modl
  Fri, 14 Aug 1998 01:53:02 EDT
  ...it has two) O2 sensor went out. the emissions warrenty covers the sensor for 2yr/24,000miles. I complained and the dealer paid labor...
• Re: Engine management (manual control of mixture)
  Historical mailing list - kenneth d lewis
  Sat, 15 Jan 2000 11:12:52 EST
  ...Your method would not work at all because the O2 closed loop is a dynamic system. The duty cycle of rich-lean transition varies...
• re: Re: O2 Sensor
  Historical mailing list
  Wed, 20 Dec 95 14:14:09 PST
  ...when my '85 failed emmisions (Portland Oregon) I hoped for a quick fix by replacing the O2 sensor. To my pleasant suprise it did...
• O2 sensor. How does it effect performance?
  Historical mailing list - kormak
  Sun, 20 Jun 2004 17:51:52 -0700
  ...I came to the O2 sensor, which is quite old and blackened. (to the point where the little slits were completely clogged). Just playing...
• Re: Question about testing O2 sensor with digital meter
  Historical mailing list - Jim Felder
  Fri, 26 Sep 2008 12:59:34 -0500
  ...I'll disconnect the O2 sensor and check the Temp II when I get back and it's warmed up. I just put a...
• Re: Gas mileage
  Historical mailing list
  Tue, 29 Apr 1997 22:00:47 PST
  How is the compression? Is the o2 sensor operating? On Tue, 29 Apr 1997 18:11:38 -0500 Frayed1003@aol.com writes: . What type...
• Re: Speedometer weird
  Historical mailing list - JRodgers
  Sun, 17 Jun 2012 08:44:40 -0500
  ...The purpose of that odometer is to turn on the O2 light in the instrument pod. The light would come on every 60,000...
• 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: two questions
  Historical mailing list - Gregory Mitch Daughtry
  Thu, 19 Dec 1996 13:44:53 -0500
  ...O1 would be ozone, the stuff that is created when fluorocarbons released from aerosol cans combine with O2. Ozone is much lighter than O2...
• Re: FI harness help needed
  Historical mailing list - Greg Potts
  Fri, 10 Apr 2009 17:53:06 -0400
  ...power to the O2 sensor. >> No Problem there. >> >> But Bentley DOESN'T tell me what wire goes to the O2 sensor. From the >> mess...
• Calif Smog Issues
  Historical mailing list - Tom Young
  Mon, 25 Oct 2004 17:07:23 -0700
  ...I'd installed an O2 sensor in the crossover pipe but was getting very funky readings from the sensor so after failing Smog I...
• Re: 89 backfires, sputters when warm. MYSTERY problem!!
  Historical mailing list - Tom Young
  Fri, 13 Oct 2006 14:54:54 -0700
  ...continuity > between o2 > sensor and brain is fine, too. resistance of o2 sensor is fine, too. temp > sensor at intake is fine as well...
• Problem, New Rebuilt Engine, Running Rich, What's Wrong?
  Historical mailing list - Robert Stewart
  Sun, 19 Jul 2009 11:24:22 -0400
  ...Could it be as simple as I need a new O2 Sensor? if so should I get the splice in kind or the whole...
• Re: O2 Sensor '85 vanagon
  Historical mailing list - K & K
  Mon, 16 Sep 1996 18:28:14 -0400
  ...everyone, could someone please tell me how to turn off the O2 sensor, >> or at least direct me to the page in the bently...
• Splicing O2 sensor?
  Historical mailing list
  Wed, 26 May 1999 16:32:48 -0700
  ...I think its time to put in that new O2 sensor. The Sensor I have in the van differs slightly from the one I...
• Re: head gasket???
  Historical mailing list - Ken Lewis
  Mon, 2 Jun 2003 09:33:01 -0400
  ...The O2 sensor's cable is sometimes susceptible to wet conditions. For trouble shooting purposes only, try driving with it disconnected. Good Luck and...
• Re: Calif Smog Issues
  Historical mailing list - Joseph Fortino
  Tue, 26 Oct 2004 11:00:14 -0700
  ...The O2 sensor is >> required with the 3-way cat to reduce NOx emissions, a leading >> contributor to smog. In order to test the...
• Re: O2 sensor wiring
  Historical mailing list - Alistair Bell
  Mon, 6 Nov 2006 19:51:54 -0800
  One trick that helped me getting O2 sensors out was to apply candle wax to the joint when the joint is hot. It seems...
• Re: How to remove O2 sensor
  Historical mailing list - Dennis Jowell
  Thu, 1 Oct 2015 16:40:39 -0400
  ...O2 sensor. > > Z > > > > On Thursday, October 1, 2015 10:37 AM, Dennis Jowell <dennisjowell@GMAIL.COM> wrote: > > > I just started to replace my O2...
• Re: Removing stuck O2 sensor-valve adjustment.
  Historical mailing list - Dennis Haynes
  Sat, 7 Feb 2015 09:33:32 -0500
  ...Removing stuck O2 sensor-valve adjustment. .... and those parts aren't cheap. van-cafe has them: http://tinyurl.com/posf2z6 It occurred to me...
• Hesitation problem driving me bonkers!
  Historical mailing list - Cory Zumbrennen
  Mon, 26 May 1997 10:55:31 -0600 (MDT)
  ...It runs fine when cold, and runs fine when the O2 sensor is diconnected. It does not run rich, but HC's are very...
• Re: Post-waterpump replacement - wires and noises
  Historical mailing list - C B
  Fri, 25 May 2007 12:02:22 -0700
  ...The O2 sensor light went out, there's less idle-seeking, and the exhaust smells much lighter. Probably could use a new sensor, but...
• Re: Aftermarket Electronic Ignition
  Historical mailing list - Alistair Bell
  Fri, 5 May 1995 17:10:49 -0700 (PDT)
  Chris, the O2 sensor does generate a voltage, up to 0.7-0.8 Volts I think. Think of it as a pH meter...
• Re: 911!-Call for Assistance
  Historical mailing list - Dan Houg
  Mon, 29 Jul 1996 18:34:39 CST6CDT
  have your mechanic check: O2 sensor- if he says "yahp, dey never go bad" find another mechanic. this is paramount to your fuel mileage...
• Re(2): Re(2): Re(2): Rough running when Hot
  Historical mailing list
  Wed, 8 Jan 1997 11:02:00 -0500
  Eric, I think you are right about the O2 sensor, and the connection to the coolant temp sensor. I am going to check these...
• Stroked T4 fuel problems
  Historical mailing list - Mark A. Rokus
  Sat, 05 Jul 1997 03:39:06 -0700
  Hi Has anyone on the list played with stroking an Air cooled vanagon motor while retaining the Fuel Injuction system? Will adding an O2...
• Nice crewcab on ebay
  Historical mailing list
  Sat, 5 Feb 2005 07:00:31 -0500
  ...Ken Lewis 86 Transporter Crew Cab, 60 T-5 Coupe http://neksiwel.20m.com/ O2 sensor monitor gadget, my cars, Vanagon Tech http://EB03...
• Re: Air-Fuel Ratio fluctuation
  Historical mailing list - John Connolly, Aircooled.Net
  Thu, 27 Oct 2005 11:49:55 -0600
  ...If the cylinder misfires, the O2 goes to the exhaust where it's interpreted as lean, when in fact the A/F is unchanged...
• Re: O2 sensor wiring
  Historical mailing list - Mike Collum
  Mon, 6 Nov 2006 20:11:35 -0500
  You can use a 7/8" wrench if you don't have the proper metric one. Mike jon wrote: > Thanks, that's what I...
• Re: bow-wow blues
  Historical mailing list - Zeitgeist
  Sat, 22 Sep 2007 14:15:49 -0700
  ...Also, verify that your O2 sensor and attendant wiring are fully functioning, despite being new. On 9/22/07, Ron Komoroski <ronkom@jetbroadband.com...
• Re: van 'stutters' and runs rich
  Historical mailing list - Dennis Haynes
  Thu, 26 Apr 2007 02:02:01 -0400
  ...Running rich is usually traced back to the o2 sensor system. Bad chassis connections at a few critical connections will drive the system crazy...
• Re: '90 MV running lean at 2500rpm
  Historical mailing list - Larry Alofs
  Wed, 20 Nov 2013 07:55:14 -0500
  How do you really know that it is running lean? Have you monitored the O2 sensor output while the problem occurs? If there is...
• Single wire Oxygen sensor: Substitution report..
  Historical mailing list - Don Hanson
  Thu, 30 Oct 2014 09:34:44 -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 Idea (long)
  Historical mailing list - Sam Walters
  Fri, 8 Sep 2006 12:12:42 -0400
  ...A properly adjusted FI system with good wiring and a good O2 sensor don't have any significant problems. Most of what it sounds...
• Re: SPAM-MED: RE: Failed CA Smog
  Historical mailing list - Dennis
  Sat, 31 Mar 2007 20:38:18 -0400
  ...You still need to address the O2 problem to get the CO where it should be. Then checking before and after the cat will...
• Re: Why does O2 sensor require heater?
  Historical mailing list
  Thu, 6 Jun 1996 23:35:15 -0400
  ...Why does the Vanagon's O2 sensor need a heating element if it is >sitting in the catalytic converter which is quite hot? > > > The...
• Re: 85 questionable mpg
  Historical mailing list - Michael D. Dower
  Tue, 29 Apr 1997 15:16:12 -0400 (EDT)
  ...I put a new O2 sensor on about 5000 miles ago. Where it hooks into the tailpipe it is bent like it got wacked...
• Re: Weird stalling problem
  Historical mailing list - John Bange
  Wed, 24 May 2006 16:50:12 -0700
  ...I'm not sure where to begin looking for > solutions, please help. > > O2 sensor? Unplug the O2 sensor and see if it runs better...