SpeedPro wideband sensor

Bruce Plecan nacelp at bright.net
Wed Sep 20 01:26:52 GMT 2000


Some one wanna send me a bank to bank SPEEDPRO, with WB, then a replacement
WB and software, I'll volunteer to talk the measurements <g>..
Bruce





 (Romans,
> Mark) wrote:
>
> >You are right.  I had forgotten about the diskette.  He was chasing the
> >resistor
> >question at the time I talked to him about it.  Bottom line is that it's
> >their way
> >of charging you $400.00 for a $100.00 sensor and preventing you from
using
> >the $100.00 sensor to replace theirs.  It's all about $$$$$$$$$$$$$
>
> Never having seen a Speedpro system or the calibration disk I could be way
> wrong here. But from the sound of things, if they use a standard off the
> shelf sensor and give you the appropriate calibration value in software.
> Why isn't it possible to set up a small test rig (with your working
> Speedpro system to give you a known AFR), get another sensor from your
> local auto store and hack the calibration file till you get the Speedpro
> reading the same with the new sensor.  Granted, that after you have
> replaced the sensor a few times you may just want to check against another
> known source, but the principle is there.
>
> Surely if someone can hack a whole ecu, a small cal file shouldn't be all
> that hard.  Or am I missing a very important piece of information here ?
>
> Dan  dzorde at erggroup.com
>
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