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 1+: 60 results shown for potentiometer.

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

• Re: Throttle Body Problems
  Historical mailing list - Per Lindgren
  Fri, 21 Jan 2000 18:50:13 +0100
  KENWILFY@AOL.COM wrote: > > What would cause a throttle body to go bad (dirt coming past the filter?)? Isn't there a small potentiometer...
• Re: AFM
  Historical mailing list - Joel Walker
  Fri, 30 Apr 1999 20:16:18 -0700
  ...connections at air flow sensor (terminal nos.) description specification 6 and 9 potentiometer - total resistance 500-1000 ohms 7 and 9 potentiometer - resistance ohms...
• Re: AFM
  Historical mailing list - Karl Wolz
  Fri, 30 Apr 1999 18:38:14 -0700
  ...terminal nos.) description > specification > > 6 and 9 potentiometer - total resistance > 500-1000 ohms > 7 and 9 potentiometer - resistance ohms > change as sensorflap is opened...
• hesitations (air flow meter)
  Historical mailing list - Kay O Fremgen
  Tue, 16 Feb 1999 22:31:28 -0500
  ...According to the technician this is the better way to test the potentiometer since this is the actual voltage factor that the ECU uses...
• FS: Complete TDI engine pkg
  Historical mailing list - Karl Mullendore
  Wed, 26 Jan 2000 20:12:09 -0500
  Complete package, includes everything from the donor car, down to the instrument panel, exhaust, and the pedal potentiometer. Mileage approximately 25K(miles), from a...
• recent adventures in '84 electrical bonding:ps
  Historical mailing list - Daniel L. Katz
  Sun, 13 Jul 2003 03:51:51 -0400
  ...800 ohm resistance also made operational flashing led for both low coolant level (tested by momemtarily removing connector) and high temperature (tested with potentiometer).
• Re: AFM
  Historical mailing list - Marshall Ruskin
  Fri, 30 Apr 1999 21:39:54 -0500
  ...terminal nos.) description >specification > >6 and 9 potentiometer - total resistance >500-1000 ohms >7 and 9 potentiometer - resistance ohms >change as sensorflap is opened...
• Re: Fuel Gauge Ohm Rating
  Historical mailing list - Ken Lewis
  Fri, 25 Feb 2005 10:38:08 -0500
  ...Hook up a potentiometer in place of the sender and derive exactly what values give the gauge those readings. Ken Lewis http://neksiwel.20m...
• Re: Temperature Gauge
  Historical mailing list - All of Us
  Mon, 27 Aug 2001 21:56:40 -0500
  ...To perform this test you unhook the connector from the TSU and use a potentiometer to provide a measured amount of resistance to the...
• Re: loss of power
  Historical mailing list - m.strozzi
  Tue, 31 Oct 2000 12:24:47 -0800
  ...I hope that is it, if not ?? maybe air flow meter (potentiometer). Any help would be greatly appreciated Mike [text/html]
• Re: hesitations (air flow meter)
  Historical mailing list - Darrell Boehler
  Wed, 17 Feb 1999 07:58:42 -0600
  ...The >resistance of the potentiometer is dependent upon the position of the air >vane. And in result the voltage factor that returns to the...
• At Idle: AFM Flap, CO Screw Relationship. Explanation Found
  Historical mailing list - neil n
  Fri, 6 Jul 2012 13:51:55 -0700
  ...This changes the opening force acting on the flap, which changes the potentiometer signal to the control unit. Since the injector opening time (and...
• H20 level sensor adjustment
  Historical mailing list - Troy
  Wed, 25 Jul 2007 00:34:16 -0800
  ...There doesn't appear to be any way to adjust the sensitivity that I am aware of, although perhaps there is a potentiometer inside...
• Fresh air fan sw. Question
  Historical mailing list - neil
  Sun, 11 Mar 2007 17:37:52 -0700
  ...Can I replace front fan switch/resistors with a potentiometer? Is there a large enough one made to handle the load? IMHO, if replacement...
• Re: adjustable intermittent relay
  Historical mailing list - John Bange
  Fri, 23 Sep 2005 12:12:49 -0700
  ...Wow, that's a handy trick! I bet a 500Kohm audio taper potentiometer in there might be even better. I think I'll try...
• Re: opendigifart
  Historical mailing list - John Bange
  Wed, 15 Mar 2006 07:55:54 -0800
  ...has a late 80's Scirocco and he's got a potentiometer wired to the O2 sensor circuit. He claims this lets him tune...
• Re: Westy water tank level indicator problem
  Historical mailing list - David Beierl
  Tue, 8 Jul 2014 12:27:22 -0400
  ...1) You can test the input with a potentiometer and voltmeter. Input lead is biased to B+ with one megohm, electrodes ground out successive...
• Re: Homemade head temp gauge?
  Historical mailing list - Alistair Bell
  Wed, 14 Jun 1995 20:16:48 -0700 (PDT)
  ...you measure those throttle settings (12%, 17% etc)? Is it taken at the throttle valve, a potentiometer as in the Digifant I system? Alistair
• Re: Engine management (manual control of mixture)
  Historical mailing list - kenneth d lewis
  Sat, 15 Jan 2000 11:12:52 EST
  ...disconnect the OXS and plug in a potentiometer with an AA >battery. >By varying the potentiometer, you vary the voltage between 0 & 1 volt...
• 197WTB: 1977 bus parts
  Historical mailing list - Mark E Ingles
  Wed, 06 Jul 1994 00:50:05 CDT
  ...sensor (2.0 liter fuel injection) --actually I only need the potentiometer circuit inside the case * cylinder shrouding (2.0 liter fuel injection) * foam...
• ECU Chip Upgrade and Digifant Tool
  Historical mailing list - Daniel Danrich
  Wed, 13 Sep 2000 18:30:29 -1000
  ...control unit * Air flow sensor/ Air temperature sensor and air flap potentiometer So next I hook up the Digifant Tool to the cable going...
• Off idle syndrome
  Historical mailing list - Terry Kay
  Thu, 9 Nov 2000 06:59:28 -0600
  ...Anyway, I took the lid off the AFM, potentiometer, and saw this little wiper thing, on a printed circuit board, and I, plugged in...
• Re: Backfire thru intake ?
  Historical mailing list
  Wed, 26 Jul 1995 00:57:41 -0400
  ...turn on the ignition, then pull the 3"x3" plastic cover off the potentiometer of the intake box. GENTLY move the wiper and note...
• Re: Engine management (manual control of mixture)
  Historical mailing list - Lawrence Johnson
  Sat, 15 Jan 2000 09:42:09 -0500
  Kenneth, You could disconnect the OXS and plug in a potentiometer with an AA battery. By varying the potentiometer, you vary the voltage between...
• Re: K&N air filters on syncro?
  Historical mailing list - Kent Christensen
  Mon, 18 Jan 1999 19:19:28 -0700
  ...just speculation on my part that damage could occur--is the potentiometer in the air stream? Etc. As regards the VW filter it seems...
• Re: K&N Air Filters on a Synchro?
  Historical mailing list - Kent Christensen
  Mon, 18 Jan 1999 19:35:23 -0700
  ...just speculation on my part that damage could occur--is the potentiometer in the air stream? Etc. As regards the VW filter it seems...
• Re: Digifant Newbs: Vanagon ProTraining Digifant Manual. Worth Getting!
  Historical mailing list - David Beierl
  Wed, 13 Jun 2012 00:04:43 -0400
  ...Digifant I has >a throttle position potentiometer, an ignition coil power stage, and a >knock sensor set up. I believe the Digifant I system...
• Re: Westy water tank level indicator problem
  Historical mailing list - David Beierl
  Tue, 8 Jul 2014 16:49:15 -0400
  ...1) You can test the input with a potentiometer and voltmeter. Input lead is biased to B+ with one megohm, electrodes ground out successive...
• Re: loss of power
  Historical mailing list - Mladen, Zoran
  Tue, 31 Oct 2000 14:00:48 -0700
  ...I hope that is it, if not ?? maybe air flow meter (potentiometer). Any help would be greatly appreciated Mike [text/html]
• VDO wiring help needed!
  Historical mailing list - Doug
  Tue, 18 Apr 2006 08:37:43 -0400
  ...Is this really a potentiometer, so it makes no difference which sender connection I call "signal"? Is the signal input to the gauge the...
• Re: Off idle syndrome
  Historical mailing list - James Creech
  Thu, 9 Nov 2000 08:39:44 -0500
  ...Thanks! Jim Creech 87 Westy GL, 2.1 > Anyway, I took the lid off the AFM, potentiometer, and saw this little > wiper thing, on...
• more dashlight led musings
  Historical mailing list - Alistair Bell
  Tue, 28 Feb 2006 14:54:45 -0800
  ...another blunder in assuming that the max output from headlight switch potentiometer/rheostat is in fact battery/alternator output, I suppose I could measure...
• Re: Gas Vanagon to Diesel Conversion?
  Historical mailing list - Brent Christensen
  Wed, 27 Mar 2002 10:40:20 -0800
  ...What about throttle and tach operation? I know that some of the later model VW TDi motors use "drive by wire" accellerators, right? (Potentiometers...
• Re: Simple diagnostic/lifesaving tool?(electronics gurus?)
  Historical mailing list - Angus Gordon
  Fri, 21 Feb 2003 18:17:15 -0500
  ...I considered the potentiometer idea, but was too lazy to run the wires up front. Best solution is to keep a spare temp sensor...
• Re: Using American engines for Vanagon swap - why the heck not? - Long
  Historical mailing list - Andrew
  Sat, 23 Mar 2002 08:36:51 -0800
  ...TPSs and AFMs are both potentiometers, TPS is mechanical (on the throttle body attached to the trottle valve), AFM is numatic, a flap that...
• Re: Heater fan CHIRP!
  Historical mailing list - Alistair Bell
  Mon, 8 Apr 2013 21:49:34 -0700
  ...and the 0-5 VDC signal used to control (ie small potentiometer behind stock switch) here is a smaller one http://www.bakatronics.com...
• Subject: Re: adjustable intermittent relay
  Historical mailing list - Jeffrey Vickers
  Fri, 23 Sep 2005 12:48:24 -0700
  ...that's a handy trick! I bet a 500Kohm audio taper > potentiometer in > there might be even better. I think I'll try that...
• URGENT: Anyone have HA Projekt Catalog?
  Historical mailing list - Michael J. Sullivan
  Fri, 14 Apr 2000 11:08:37 -0400
  ...1.) Wiring harness to install a 90hp TDI engine in a 1987 Vanagon (T3) 2.) Custom Vanagon (T3) accelerator pedal with potentiometer for TDI...
• VDO Tach weirdness
  Historical mailing list - Anthony Hecht
  Mon, 31 Mar 2003 13:58:51 -0500
  ...I tried fiddling with the potentiometer screw in the back of the tach and I was able to bring the reading down a bit...
• Re: Stupid Question...... Gasket between AFM and airbox. 1.9 wbx
  Historical mailing list - David Beierl
  Tue, 6 Oct 2009 14:38:15 -0400
  ...Cheap handheld tach from FLAPS if necessary. > If I take the [potentiometer] cover off while the engine is idling > I see the arm of...
• 1.9 l bad ground
  Historical mailing list - Daniel L. Katz
  Fri, 18 Jul 2003 21:31:39 -0400
  ...800 ohm resistance also made operational flashing led for >both low coolant level (tested by momemtarily removing connector) and high >temperature (tested with potentiometer).
• Re: Simple diagnostic/lifesaving tool?(electronics gurus?)
  Historical mailing list - Ken Lewis
  Fri, 21 Feb 2003 08:39:36 -0500
  ...I think the permanent potentiometer is a bad idea. If you accidentally run the engine too lean significant damage could occur. I have substituted...
• Re: Engine management (manual control of mixture)
  Historical mailing list - EMZ
  Sat, 15 Jan 2000 11:08:20 -0500
  ...disconnect the OXS and plug in a potentiometer with an AA battery. > By varying the potentiometer, you vary the voltage between 0 & 1 volt...
• Re: VDO wiring help needed!
  Historical mailing list - John Bange
  Tue, 18 Apr 2006 07:50:41 -0700
  ...the > gauge has 3 screw connections, one marked "+", one marked "-", and one > marked "S". > Is this really a potentiometer, so it makes no difference...
• Re: At Idle: AFM Flap, CO Screw Relationship. Explanation Found
  Historical mailing list - Dennis Haynes
  Sun, 8 Jul 2012 02:19:10 -0400
  ...This changes the opening force acting on the flap, which changes the potentiometer signal to the control unit. Since the injector opening time (and...
• Re: loss of power
  Historical mailing list - Joe Romas
  Tue, 31 Oct 2000 18:24:49 -0500
  ...I hope that is it, if not ?? maybe air flow meter (potentiometer). Any help would be greatly appreciated Mike [text/html]
• '87 gl stereo cheap fix
  Historical mailing list - Aaron Pearson
  Fri, 28 Jan 2005 09:05:08 -0700
  ...the idea is to wire in a potentiometer between the speaker plugs and an 1/8" audio jack. that way i can plug in...
• Re: VDO wiring help needed!
  Historical mailing list - Barrett Willet
  Tue, 18 Apr 2006 07:31:57 -0700
  ...the > gauge has 3 screw connections, one marked "+", one marked "-", and one > marked "S". > Is this really a potentiometer, so it makes no difference...
• Re: What I did to my Vanagon today
  Historical mailing list - Rocket J Squirrel
  Sun, 8 May 2011 21:38:35 -0700
  ...The plastic cases are plenty sturdy, and the potentiometer has a nice "feel" to it. Quite a good deal at $12. -- Rocky J Squirrel...
• Re: Unorthodox Inst. Cluster Electrical Question
  Historical mailing list - neil n
  Tue, 20 Oct 2009 20:07:48 -0700
  ...You could install a > temporary potentiometer to calibrate the gauge then solder an > appropriate resistor to match resistance of the calibrated pot. > > Or, like...
• Erratic Cold Idle
  Historical mailing list - Beckham, Chip
  Tue, 17 Dec 2002 10:03:50 -0500
  ...hold steady, then jump with steady movment of the gate) The potentiometer surface may be worn. Any luck adjusting the wiper to a new...
• Re: VDO Tach weirdness
  Historical mailing list - Eric Zeno
  Mon, 31 Mar 2003 14:21:40 -0500
  ...I > tried fiddling with the potentiometer screw in the back of the tach and I > was able to bring the reading down a bit...
• Re: AIR FLOW METER
  Historical mailing list - David Beierl
  Sat, 6 Mar 2010 11:11:45 -0500
  ...Remember that it's acting as a potentiometer and its output is a smoothly varying voltage; but if you measure wiper-to-ground resistance...
• Re: Arduino and Vanagons
  Historical mailing list - Angus Gordon
  Tue, 19 Nov 2013 15:26:59 -0800
  ...I have a PWM controller in my Syncro using a manual potentiometer. An inexpensive fix (about $12 as I recall). Unfortunately I can't...
• Re: Vanagon Bass experiment(fishless)
  Historical mailing list - Chris DeLong
  Tue, 4 Feb 2003 08:03:49 +0000
  ...a common misunderstanding about audio potentiometers (your volume knob) is that is you have it cranked halfway up you are using half of the...
• AFC System Check Help
  Historical mailing list - Mike D.
  Fri, 14 Nov 2003 14:16:34 -0800
  ...The carbon (?) potentiometer wipe tracks are noticeably grooved and worn. (3) At idle, the intake air sensor plate vibrates a bit. If I hold...
• Vanagon Intermittent Misfire
  Historical mailing list - Subject: Vanagon Intermittent Misfire
  Feb. 29, 1992
  ...Some air-flow meters may experience a vibration resonance of the metering potentiometer wiper during extended constant driving. This resonance causes the air-flow...
• Re: Hesitation shuffle
  Historical mailing list - Larry Alofs
  Sun, 11 Feb 2001 20:29:21 -0600
  ...not vary in the way you would expect for a typical potentiometer or rheostat. A better testing method is to connect a 1.5...
• Re: 87 Westy Stuttering?
  Historical mailing list - Sam Williams
  Sun, 19 Oct 2003 01:34:05 EDT
  ...Some airflow meters may experience a vibration resonance of the metering potentiometer wiper during extended constant driving. This resonance causes the airflow meter to...
• Re: Westy battery indicator light below sink
  Historical mailing list - Alistair Bell
  Tue, 28 Nov 2006 11:58:41 -0800
  I agree with Loren, you can however, take indicator panel off (two screws) and adjust little potentiometer on circuit board. with a voltmeter attached...