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CARB 260 tune for 2022+ Si

Posted: Tue Nov 12, 2024 11:07 pm
by shollander
I am trying to create a CARB 260 tune for the 2022+ Civic Si. I am relatively new to the Flashpro.
What I did was examine the differences between the CARB 240 and CARB 250 tunes that come with the Flashpro and then extrapolate what the 260 tune should be. It appears to me that the only differences between the 240 and 250 tunes are the torque limits for sport mode.

This is what I came up with. Please let me know if this makes sense, and let me know how to verify this will work and won't damage anything.

Original CARB 240:
carb-240.png
Original CARB 250:
carb-250.png
Proposed CARB 260
carb-260.png

Re: CARB 260 tune for 2022+ Si

Posted: Wed Nov 13, 2024 10:14 am
by Spunkster
You would have to check this on the dyno to see what power you get and how safely it runs.

Re: CARB 260 tune for 2022+ Si

Posted: Wed Nov 13, 2024 3:13 pm
by shollander
I don't have access to a dyno.

Can I check the safety of the tune with datalogging? If so, how would I do that?

Re: CARB 260 tune for 2022+ Si

Posted: Wed Nov 13, 2024 5:30 pm
by Spunkster
Without measuring power it is hard to do something like this.

Re: CARB 260 tune for 2022+ Si

Posted: Wed Nov 13, 2024 6:43 pm
by shollander
Well, perhaps you can make it easier by creating a CARB 260 tune for us as promised: https://www.civicxi.com/forum/threads/h ... ost-818425