O2 sensor fooler

[Robert Harris]

Grab him, choke him, hiemlich him - whatever.  Would solve
my dual fuel problems. Please - thanking you in advance


If the first ingredient ain't Habanero, then the rest don't matter.
Robert Harris <bob at bobthecomputerguy.com>


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> From: Seth Allen <n9540517 at cc.wwu.edu>
> To: diy_efi at coulomb.eng.ohio-state.edu
> Subject: O2 sensor fooler
> Date: Monday, May 26, 1997 10:35 PM
> 
> Just got off the phone with another student here at WWU and he reverse 
> engineered last years o2 sensor fooler (we lost the original schematic). 
> Basically, we used it on a CNG car and then on a propane powered van, the

> idea to get the engine to run at lambda =1 for each respective gaseous 
> fuel.  The device simlply reads the input voltage from the o2 sensor and 
> adjusts it.  I think the offset in voltage is adjustable, I am not sure. 

> If this sounds like an interesting post to a web page or as an e-mailing,

> tell me.  It should work fine as to make a gasoline car run rich, like 
> 12:1 air fuel gravimetric ratio, or so.
> 
> So if there is sufficient interest, I will make my friend cough up his 
> schematic and notes.
> 
> Seth Allen