O2 Sensor

Programmer nwester at eidnet.org
Wed Sep 15 04:10:08 GMT 1999


Thanks,  Grumpy !!

Dopey... <g>
-----Original Message-----
From: CSH-HQ <nacelp at jvlnet.com>
To: gmecm at efi332.eng.ohio-state.edu <gmecm at efi332.eng.ohio-state.edu>;
gmecm at efi332.eng.ohio-state.edu <gmecm at efi332.eng.ohio-state.edu>
Date: Tuesday, September 14, 1999 7:23 AM
Subject: Re: O2 Sensor


>Set the closed loop temp to a high temp.
>Perferably also disable flags 13-44-45.
>Grumpy
>
>
>>Gary,
>>
>>That's how the system actually needs to work--a little lean (O2) for
>>oxidation, and a little HC as the O2
>>swings lean to keep the burn going in the cat. Always thought it would
make
>>more sense to keep the system
>>stable at an idle --but without the swinging O2, and resulting commands by
>>the PCM--the cat won't function properly (unless there was an external air
>>pump system).
>>
>>On a similar note--Anyone know how to set the PROM internal 'details' to
>>keep the PCM at a state where the O2 is prevented from switching rich to
>>lean FOR catalytic function ?? I'd
>>rather have the thing just react to exhaust O2 and keep things stoich.
It's
>>probably
>>simple--but I've got major brain drain right now...what to do when Barley
is
>>only $2 bucks a bushel !!
>>
>>Lyndon.
>
>




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