C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Low O2 readings in datamaster- questions...

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Old Dec 7, 2005 | 10:04 PM
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qwiketz
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Melting Slicks
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From: Mission Viejo California
Default Low O2 readings in datamaster- questions...

I ran my blown lt4 yesterday with datamaster hooked up. Under boost the o2's went haywire and went down to 150-200. All the other #'s were consistent when with when I ran it last time with the o2's about 875 or so. The injector duty cycles were correct and so was everything else. I was getting the same amounts of knock as normal but the o2's were clearly haywire.

Anyone have this happen before? I haven't run it again yet. i will run the program tommorrow. The only change I've done since running it previously when it worked correctly was add an electronic fuel pressure guage.

Anyone?
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