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Running Lean

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Old 06-04-2011, 10:11 AM
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I checked for leaks right under the SC nose and i couldnt see anything, i can see that there was alot of RTV placed in that area because I can see it sticking out.
Old 06-04-2011, 10:26 AM
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Been looking over your tune, and as I said in PM, things look odd. Your injector flow rate is set to this.

36.22 36.64 37.06 37.48 37.89 38.29 38.68 39.09 39.48 39.85 40.23 40.63 41.01 41.37 41.73 42.09

I would have them all set to about 42 for your 39# injectors.

Your abuse settings all seem to be set to 600, I set them to 640. I found traction control AFR set to zero, I use 12.0

Your low octane and high octane spark tables are almost exactly the same.

If you have a LQ4 MAF the MAF curve is off a bit as well.
Old 06-04-2011, 10:29 AM
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U know way more than I do lol
Old 06-04-2011, 10:42 AM
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Current MAF curve in your tune.

0.2108 0.2615 0.3142 0.3679 0.4278 0.4898 0.5560 0.6283 0.7069 0.7957 0.8960 0.9993 1.0903 1.1967 1.3000 1.4199 1.5543 1.7010 1.8612 2.0100 2.1505 2.3200 2.5164 2.7293 2.9556 3.2005 3.4464 3.7110 3.9890 4.2763 4.5698 4.8571 5.1702 5.4998 5.8605 6.2501 6.6604 7.1006 7.5553 8.0503 8.5598 9.0899 9.6397 10.1905 10.7403 11.3004 11.8802 12.4506 13.0107 13.5605 14.1805 14.8399 15.5302 16.4262 17.2663 18.1168 18.9787 19.8571 20.7500 21.6201 22.5202 23.4803 24.4703 25.4799 26.5102 27.5581 28.6205 29.6704 30.7204 31.8003 32.9009 34.0408 35.2302 36.4806 37.7704 39.0911 40.4407 41.8203 43.2206 44.6291 46.0687

Required MAF curve as per ZZP.
1.476563 1.796875 2.132813 2.492188 2.890625 3.328125 3.796875 4.34375 4.90625 5.539063 6.21875 6.953125 7.726563 8.5625 9.453125 10.38281 11.38281 12.45313 13.60156 14.85156 16.21094 17.70313 19.32031 21.02344 22.77344 24.53906 26.42969 28.40625 30.49219 32.65625 34.95313 37.35938 39.89844 42.61719 45.47656 48.5 51.65625 54.97656 58.4375 62.04688 65.82031 69.72656 73.79688 78.03125 82.40625 86.9375 91.63281 96.49219 101.5078 106.7109 112.0938 117.6328 123.3516 129.2422 135.2969 141.5313 147.8672 154.4063 161.1484 168.0781 175.2188 182.5781 190.2266 198.2109 206.2422 214.7969 223.5234 232.5234 241.8281 251.3438 261.1328 271.1875 281.5313 292.1484 303.0469 314.25 325.7266 337.5078 349.5938 361.9609 374.6406
Old 06-04-2011, 10:50 AM
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damn! that looks way diff!
Old 06-04-2011, 10:56 AM
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And that makes for a big difference. The MAF expects this much air to pass the wire at a given time. When those numbers are off, either more or less air passes, and the PCM is off on it'* numbers. Now toss in that the injectors are not flowing at the rate it expects, and the O2 is screaming dude, your way off, the other sensors are screaming back no I'm not. In the end, it'* all off.
Old 06-04-2011, 11:00 AM
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cool, I appreciate it it man
Old 06-06-2011, 08:17 AM
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Hey Dan.. it was found by a guy that on a 99 SSEi you can only set the TM to 639. If you go 640 the car doesn't run. Odd thing there. If you ever have an issue, it seems that there'* a decimal error on at least the 99 SSEi.
Old 06-06-2011, 08:18 AM
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Good info to know Bill, thanks.
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