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tunercat datalogging question

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Old 05-06-2009, 01:24 PM
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Default tunercat datalogging question

we have tunercat and their datalogging program for my buddies car, how acurate is the logger. we had 30# injectors in it and it read the duty cycle at 110%. We just installed 42# injectors and it is reading at 108%. We talked to the guys at fuel injector connection on selecting an injector before going with the 42#er's. does anyone have any experience with this logging program?
Old 05-06-2009, 02:10 PM
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Hows your fuel pump? ever taped a gauge to the windshield and made a pull while watching the pressure?
Old 05-06-2009, 03:41 PM
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we have a fuel pressure gauge on it. it stays at a constant 45 #s.
Old 05-07-2009, 12:40 PM
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What's your wot afr? If it's too rich it could cause high duty cycles.




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