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Thirteenth Gen F150 - 2nd Gen Ecoboost HP Tuners Thread
Performance, Tuning, and (LEGAL) RacingPost discussions about increasing performance, capabilities, and racing.
****WARNING**** Street racing or illegal activities will be removed and potential bans will
be handed out.
Launch mode is a bit of a mystery and I think it’s just applicable to manual trans. I’ve never seen the launch parameters do anything on an auto. I probably wouldn’t worry with Baja either unless that’s one of your drive modes.
Another question. When rescaling the engine torque and inverse tables, does then increasing the values 10% from load range 1.0 to what I now have as 2.4 and also increasing the inverse tables from 295 to what I now have as 750 make sense or is a 10% increase to high?
Or should I really only be focusing on the bottom row? I'm not finding a lot of good reading material on this subject. I've seen multiple examples of updates to these tables, but they're all wildly different.
Okay, so after updating the driver demand table and all of the engine torque and inverse tables, it feels like a whole different truck! I made the driver demand table smooth and linear, except for the down low parts that had zero or negative numbers. I have read that those need to stay untouched so the truck slows down when you let off the throttle. I'm not sure how true that is, but I don't want to test it either. How does this look @engineermike ?
So I smoothed out the driver demand table and I lowered my hi LSPI table a bit. During my last log, I was seeing I nice even boost curve throughout the pull, but I was hitting 24 psi of boost. I also saw 5 degrees of KR, so I need to sort that out.
Zero traction in 2wd in the rain. Okay traction in 4A. Would you start with driver demand tables or LSPI tables?
What tires are you running? Do you still have a factory open or e-locker rear differential? I ask because I have so much traction that I often forget that I'm in 2H until I get on the throttle very aggressively at speeds below 30mph. In my case, losing traction in 4A is a deliberate choice even in the rain, I have to stall up the converter from a stop to make it happen. If I just go WOT from a stop in 4A, I have no traction issues.
Driver demand tables would probably be the better choice, but you could also use the max torque 1 and max torque OP 1 tables to limit torque in specific RPM ranges. Playing with the pedal characteristics tables could also help by making the throttle less sensitive in the range you're having issues with.