Lyle -

Vanagons didn't go to a heated, 3 Wire O2 sensor until 1986 when Digifant FI
was introduced.  Your 85 is a Digijet FI system, using a single wire O2
sensor, just like my 84 Westy (and Calif Vanagons 80-83.5, 1.9 Wassers
83.5-85).
--
Jim Thompson
84 Westfalia 2.1 "Ole Putt"
73 K Ghia Coupe "Denise"
72 411 Station Wagon "Pug"
oldvolkshome@gmail.com
http://www.oldvolkshome.com
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On 9/7/06, Marion Lathem <resiolute@copper.net> wrote:
>
> Darrell,
>    Thank you for the information in the O2 sensor.  I'm curious though,
> mine ( 1985 Vanagon GL 1.9 WBX ) the O2 sensor just has one wire... and I
> guess it plugs into that green wire that comes out of the harness..?  I
> have
> had to completely change harness, electronics, and engine.  To explain why
> I
> and not sure about where it goes..?
>
>    How can one wire O2 sensor work if it heats up...?  The Bentley seems
> to
> show a three wire O2 sensor, as does, our previous car, a Ford product.
> Constructive criticism is appreciated.. I'm trying to learn..!.  How does
> a
> one wire sensor work... ?
>
> Also a note here, I would like to get my hands on VW fuel injection fuel
> pumps that have been replaced..I'd be glad to pay postage.  I would like
> to
> try my hand at rebuilding them.?  Sorry to change topic at the last.
>
>
> Lyle Lathem
> 1985 Vanagon GL
> Quinlan, TX