Date: Tue, 9 Dec 2003 21:00:34 -0800
Reply-To: "J. Harvey" <jtharvey2@HOTMAIL.COM>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: "J. Harvey" <jtharvey2@HOTMAIL.COM>
Subject: Re: oxygen sensor
Content-Type: text/plain; format=flowed
I take it the engine now sits in a Vanagon, right? That's too bad. There's
been a recall:
http://www.epa.gov/reg3artd/whatnew/vw-fs.pdf
>From: Jonathan Farrugia <jfarrugi@UMICH.EDU>
>Reply-To: Jonathan Farrugia <jfarrugi@UMICH.EDU>
>To: vanagon@GERRY.VANAGON.COM
>Subject: oxygen sensor
>Date: Tue, 9 Dec 2003 23:15:55 -0500
>
>i have a technical oxygen sensor question i would like to pose to the
>list. i am in the process of replacing the oxygen sensor on a engine
>from a 99 golf 2.0 liter engine code AEG. the oxygen sensor that i am
>replacing is the one after the catalytic converter. in an attempt to
>cut the cost on this replacement i saw that it was a four wire bosch
>sensor, so i searched the web for cheap four wire bosch sensors that
>could be spliced to my wiring harness. i found a sensor for $40 for a
>93-95 chrysler concord. when i went to change the sensor out i noticed
>that it was unlike any sensor that i had seen before.
>
>after doing some more web research i have determined that this car and all
>newer vw's and audi's are using planar oxygen sensors. the one i bought
>is a four wire heated thimble sensor. so my question is will the four
>wire heated thimble work for me or do i need to buy a planar sensor, ie
>what are the draw backs of running a thimble sensor in place of a planar
>sensor? from what i have read the differences are that the planar sensor
>reacts faster, heats faster, and requires less current to run the heater,
>but other than that it looks like the output is the same. one other
>question i would like to ask is does anybody know the bosch part number
>for the oxygen sensor after the catalytic converter on a 99 golf? mine
>was pitted on the first couple of digits so i can't make out the number
>and i can't find the number on the web, the long bosch part number that
>is.
>
>i've been using the bosch site to cross numbers for cheap planar sensors
>and i have it down to about $61 for a planar sensor that can be spliced to
>my wiring harness. thats probably what i will do but i would still be
>interested to know if i could use the thimble sensor in place of the the
>planar sensor. if anyone wants to do reading on sensor stuff here are
>some links. i've asked this question to some other lists and come up
>short so i am depending on the cumulative far reaching wisdom of the
>vanagon list. :)
>
>
>--------------------------------------------------------
>bosch faq oxygen sensor web site
>
>http://www.boschusa.com/AutoParts/FAQs/OxygenSensors/
>
>--------------------------------------------------------
>
>vw 2.0 uses a planar oxygen sensor
>
>http://www.asashop.org/autoinc/may2003/o2.htm
>
>--------------------------------------------------------
>
>which cars use planar oxygen sensors, LSF 4 narrow band sensors
>
>http://www.forparts.com/Bos02update2.htm
>
>-------------------------------------------------------
>
>technical pdf on bosch sensors, very good
>
>http://www.sts.sae.org/membersonly/techinfo/servicetech/oxygen13-17.pdf
>
>-----------------------------------------------------
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