Toyota GR86, 86, FR-S and Subaru BRZ Forum & Owners Community - FT86CLUB

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-   -   OFT Stage 1 Rev Jumps (https://www.ft86club.com/forums/showthread.php?t=135450)

Mase123y 06-25-2019 05:56 PM

OFT Stage 1 Rev Jumps
 
I got a OFT recently. My BRZ is an Automatic and stock so I'm running stage 1 tune. My issue that I'm having that I am seeing different from the stock tune is that more than just occasionally after I cold start the car, either when I put it in drive or reverse the rpm jumps from ~1000 idol to ~1800. After I let the car sit for like 10 seconds the Revs slowly go back down to ~1000 since the car is still idol just in drive or reverse. To me it seems like something is wrong with the tune. Typically with an automatic car, when you put it in drive or reverse, the rpm drops about 200-300 rpm from idol, it should not jump up almost 1000 rpm. I dont know if you guys have tried to drive in reverse at almost 2000 rpm but its quite a bit faster than the car was at 1000 rpm. Is there anything I can do?

Lantanafrs2 06-25-2019 11:05 PM

How many miles since you flashed it?

steve99 06-25-2019 11:42 PM

Maf after start tables are incorrect ive fixed a bunch of these, its only in auto v4 tunes. Copy the maf after start in gear and neutral fom a corresponding manual tune

Mase123y 06-26-2019 12:27 AM

Quote:

Originally Posted by steve99 (Post 3231118)
Maf after start tables are incorrect ive fixed a bunch of these, its only in auto v4 tunes. Copy the maf after start in gear and neutral fom a corresponding manual tune

Dam, thats way past my training.... I'm gonna have to learn some stuff :(

steve99 06-26-2019 06:01 AM

Quote:

Originally Posted by Mase123y (Post 3231131)
Dam, thats way past my training.... I'm gonna have to learn some stuff :(

If you want i can do it for you just message me


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