IS - 2nd Gen (2006-2013) Discussion about the 2006+ model IS models

dyno suggestions

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Old 04-25-07, 09:41 AM
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waynetech2
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Default dyno suggestions

hey i am about to get a dyno done today.. i remember a thread that listed about 5 things to make sure of, but i cant find it.. need a lil bit of help peeps

ive looked up gernby's suggestion to use snow mode..https://www.clublexus.com/forums/sho...d.php?t=242337 but to me it looks like the graphs are similar not the same..am i wrong, never done this before..

Last edited by waynetech2; 04-25-07 at 09:45 AM.
Old 04-25-07, 03:48 PM
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Gernby
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You definitely need to use snow mode with the tranny in manual mode and traction control disabled. The tester needs to put it in 4th gear, and floor it at 3100 RPM. If he floors it below 3K RPMs, the tranny will downshift to 3rd gear.
Old 04-25-07, 03:57 PM
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Joe Z
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Snow Mode??

I normally use Power Mode on Dyno Day!!!

On a Dyno Jet System you should be looking at about 265 Rwhp for a base / stock IS350..

This number represents the SAE Correction factor as well.

Last edited by Joe Z; 04-25-07 at 04:02 PM.
Old 04-25-07, 04:06 PM
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Gernby
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The only thing way that the ECT modes effect power output is by altering the responsiveness of the throttle. It does NOT reduce power at WOT. Therefore, ECT Snow / Power has no impace on the power that it puts down on the dyno. However, ECT Snow does allow the dyno test to be started at much lower RPMs without downshifting. In ECT Snow, you can go full throttle at 3K RPMs in 4th gear. In ECT PWR, you can't go full throttle until MUCH higher in the RPM range.
Old 04-25-07, 04:07 PM
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Gernby
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FYI, My dyno results on a DynoJet (using Snow Mode) have been in the mid-upper 270's.
Old 04-25-07, 04:08 PM
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Joe Z
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Originally Posted by Gernby
FYI, My dyno results on a DynoJet (using Snow Mode) have been in the mid-upper 270's.
In non-stock form right???
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