02 sensor - temprature compensation.

[xxalexx at ix.netcom.com]

> > Just a thought... Why not use a cheaper 1 wire o2 sensor and monitor its
> > temperature by measuring the sensor's impedence.  
> > 
> > Wen
> Likely because you can't. The "impedence" of a battery is hard to read.
> 
There is a recent tech forum discussion on O2 temperature monitoring 
at the IATN web site.   http://www.iatn.net/ 
Seems Ford puts the current draw in scanner data.
Comments were made by GM and Ford reps.
Excellent site if you are mechanic, you have to register but no 
charge. Have not seen any  DIY hackers forums there yet.
alex