data log question

Discussion in '94-95 5.0 Tuning' started by legalize420, Dec 6, 2008.

  1. legalize420 Active Member

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    what kind of driving conditions should i log for slopes and breakpoint? should i just do an idle to 2k like the maf and isc settings or do some driving around?
  2. smrtbeenr New Member

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    Hey, I'm interested in the answer to this queston too. I have another question for you. Is your car an a/t or a stick? Is your dyno test and ET with or without the chip being tuned? I would expect better numbers for the set up you have... or at least I'm hoping for slightly better numbers when I do similar mods.
  3. legalize420 Active Member

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    stick. stock tune for the dyno and ET. i only have a handful of clean passes on the bottle so with some more seat time and a good launch im sure i could knock off a few more tenths. im also upping the shot a bit so im hoping to be somewhere in the 11's.
  4. Stanger007 Founding Member

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    I'd get all driving conditions and try to filter out the decels/coasts where the injectors might be a little screwy. The transient enrichment also can skew things a bit so keep that in mind.

    Wes
  5. Yellow302 New Member

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    i do mine driving around under real life driving conditions. I ride the car alot easier than my friends drive changing load and shift points in the A/T.

    I find the car runs better when i log and drive the way i usually would.

    i've never had success free revving w/o load on the engine.
  6. final5-0 New Member

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    When dialing in your injectors you usually wanna stay in Closed Loop :)

    That is gonna require a very light load :Word:
    or
    You will slip into Open Loop :(

    You are gonna want to go easy ... very easy ... on the go pedal :D

    I used to climb a slight hill in 4th on the freeway so I could get some
    high pulse widths :)

    I'd start the hill at about 50mph and usually between 65 & 70 I'd
    slip into Open Loop

    Grady

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