LT1-LT4 Modifications 1993-97 Gen II Small Block V8

data log that needs to be looked at.

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Old 08-24-2007, 11:21 AM
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Default data log that needs to be looked at.

ok i am going for a tune and trouble shooting on the 30th. i would like to take care of this before i go for the base tune. the car has been reset for the injectors that are in it. i have also disabled the emissions system, even though i am getting a freaking code for it. i have also swapped knock sensors from OBDI and OBDII to see if that code would go away, i lost that battle also. while watching this log run i came to the desicision that i will not do a driving log untill some of these issues are delt with. it has to be something simple and easy , that i have over looked. any input would be great.
http://www.mediafire.com/?1x2oyx9dtxn
Old 08-24-2007, 11:55 AM
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When you have the pcm tuned you can have the codes for the emmisions shut off.
Old 08-24-2007, 12:06 PM
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i have lt1 edit and have cut off all of the emissions in the ecm. my main concern is the 02 readings. notice how they keep reducing, i can't understand why they do that. that would mean a super lean condition. also notice when it logs a knock sensor code. i have swapped knock sensors and the code comes back anyway. heres a better format that makes it easier to read.
http://hpjvids.com/crazycurves/temp/jasonisdn.xls
Old 08-24-2007, 02:55 PM
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It's sorta hard to follow. It looks like your getting 12* of knock. And something is really messed up if the o2 reading progressively drop to .004v. It's going to see a lean condition if the EGR is stuck open. You sure you blocked the EGR and AIR????
Old 08-24-2007, 03:08 PM
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You need to run the correct knock sensor for your computer (obd1 vs 2) or you will have major issues with knock readings.
Old 08-24-2007, 03:08 PM
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yeah they have been sealed for over 5 years. i also cut them off in the ecm. i got the knock sensor issue resolved. my sensor was bad and i finally got it to read correctly. now it floats around 1 degree to 3 degrees. the 02's are still dropping like flys. i saw someone say they had issues with the bosch 02's, so my retarded butt went and got some ac delco sensors. same issue different brand. any other ideas? i am fresh out
Old 08-25-2007, 07:47 PM
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http://www.mediafire.com/?cdsdyglc2tm
there is a file from today. i am only getting the dtc 26 (evap) code now. O2 sensors still doing the same thing. they just drop and drop untill they are @ next to nothing. its not like they are jumping , like they should. its just a steady drop.



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