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FI tuning start

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Old Aug 30, 2008 | 07:57 AM
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Default FI tuning start

I have Hptuners and just finished my procharger install. Id like to start my timing at 10* do I change the whole table and start there or certain g/cyl vs rpm like .56+
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Old Aug 30, 2008 | 09:02 AM
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I wouldn't drop entire table to 10*. Just the areas where boost starts coming in. Generally the lower right corner of the table.
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Old Aug 30, 2008 | 09:47 AM
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Originally Posted by KySilverado
I wouldn't drop entire table to 10*. Just the areas where boost starts coming in. Generally the lower right corner of the table.
Thanks going to try it and log still have a few changes like PE enable TPS. If you can think of any other things I would really appreciate it thanks.

Jaime
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Old Aug 30, 2008 | 10:10 AM
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Yeah the PE enable TPS. Conservative then tweak it up a bit as you get comfortable. Lower the MAP KPA to something conservative. Idea being of course to get into PE when you see boost.

PE enrichment obviously.

It might start throwing codes for P0101. I'd probably wait and see or up the table say 10%. Engine Diag> Airflow > Max delta airflow. Keep the laptop with you and at least you can reset it if it does. It will go reduced power mode. There may be a couple other Airflow DTC's that may get upset and tables need to be adjusted. Not coming to me right now.
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Old Aug 30, 2008 | 10:29 AM
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Primary VE. 90 KPA on from about 4400 rpm on I'd increase at least 10%
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Old Aug 30, 2008 | 10:34 AM
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The other 2 DTC's. Engine Diag > General > The 2 tables under TPS will need to be raised.
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Old Aug 31, 2008 | 08:18 AM
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Originally Posted by KySilverado
Yeah the PE enable TPS. Conservative then tweak it up a bit as you get comfortable. Lower the MAP KPA to something conservative. Idea being of course to get into PE when you see boost.

PE enrichment obviously.

It might start throwing codes for P0101. I'd probably wait and see or up the table say 10%. Engine Diag> Airflow > Max delta airflow. Keep the laptop with you and at least you can reset it if it does. It will go reduced power mode. There may be a couple other Airflow DTC's that may get upset and tables need to be adjusted. Not coming to me right now.
Thank you very much KySilverado still havent had a chance weather here sucks right now. Getting bad weather bands from hurricane gustav and wife is going to deliver my second baby girl tuesday...Im behind on room project.

Cant seem to find the max delta airflow. Just found it funny thing is that its already set at 255? I never touched it so must have been my first tuner.
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Old Sep 1, 2008 | 11:20 PM
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Well had a chance to change a few things you mentioned. Wow still need to work a few bugs but afr 10.9-11.3 and boost looked around 7psi. You never mentioned how difficult it is to watch afr-fuel psi-boost and lap top while hanging on for dear life. she feels strong timing is still at 10* no knock. Going to bed hospital 5am baby on the way. Thanks

jaime
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