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Alpha N ITB & TPS 3/4/5 bar maps

Posted: Thu May 07, 2015 1:27 am
by B18CR-X
Hi, I've read that when tuning itb's using Alpha N mode, its better to use the 4BAR table rather then the 3 bar table to get better table load resolution, does this mean that the 5 bar table would be even better? or is it overkill and 4 bar table it enough?

Re: Alpha N ITB & TPS 3/4/5 bar maps

Posted: Thu May 07, 2015 4:23 am
by B18CR-X
Also, if I set it to "Show 4 bar tables", does that mean I have to use a 4 bar map sensor?
I'm using a stock b18c map sensor at the moment

Re: Alpha N ITB & TPS 3/4/5 bar maps

Posted: Thu May 07, 2015 6:19 am
by B18CR-X
OR
do you recommend I stick with and use the 3bar table for alpha n mode?

Re: Alpha N ITB & TPS 3/4/5 bar maps

Posted: Thu May 07, 2015 9:26 am
by Spunkster
4 and 5 bar maps have the same number of columns. You do not need to use the 4 bar map sensor.

Re: Alpha N ITB & TPS 3/4/5 bar maps

Posted: Thu May 07, 2015 10:17 pm
by B18CR-X
mine shows up with 20 col for 4bar table and 24 col for 5bar, my hondata is s300 v3.

Re: Alpha N ITB & TPS 3/4/5 bar maps

Posted: Thu May 07, 2015 10:23 pm
by B18CR-X
show 3 bar table and boost tables have 16 columns, NA table shows 10.

Re: Alpha N ITB & TPS 3/4/5 bar maps

Posted: Fri May 08, 2015 9:20 am
by Spunkster
Sorry I'm mistaken, I remember they used to be the same.

Re: Alpha N ITB & TPS 3/4/5 bar maps

Posted: Fri May 08, 2015 9:37 pm
by B18CR-X
so is this a case where more is better?
should I use the 4bar table with 20 columns or use the 5 bar table which has 24?

Re: Alpha N ITB & TPS 3/4/5 bar maps

Posted: Fri May 08, 2015 9:38 pm
by B18CR-X
I heard the more columns we use the harder it is to tune, is this even true?