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370z Auto - High-RPM acceleration issue w/ 3.7 gears

Going on a wild guess here, but is it possible that the auto ECU must be recalibrated, since it thinks the car is going slower/faster than it should? I'm guessing

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		Nissan 370Z Forum > Nissan 370Z Tech Area > Engine & Drivetrain
370z Auto - High-RPM acceleration issue w/ 3.7 gears

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1 Post By filip00
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08-07-2022, 03:20 PM	#2 (permalink)
filip00 Track Member Join Date: May 2021 Location: slovenia Posts: 601 Drives: 370z pack Rep Power: 125429	Going on a wild guess here, but is it possible that the auto ECU must be recalibrated, since it thinks the car is going slower/faster than it should? I'm guessing it's configured to have the basic calculation of car speed from the geardiffwheel size, whereas now the diff ratio is changed and the redline isn't where the car thinks it is, and the shift aren't happening when they should happen. BettyZ likes this.

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