# FMS vs. ECU tune

**URL:** https://forums.speedlife.net/t/fms-vs-ecu-tune/126143
**Category:** SON240sx Automotive
**Created:** [July 10, 2009, 1:34pm UTC](https://forums.speedlife.net/t/fms-vs-ecu-tune/126143 "2009-07-10T13:34:22Z")
**Posts on this page:** 1
**Showing post:** 9

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### Author: ![Qred13](https://avatars.discourse-cdn.com/v4/letter/q/8c91f0/32.png) [@Qred13](https://forums.speedlife.net/u/Qred13)
#### Post date: [July 10, 2009, 2:50pm UTC](https://forums.speedlife.net/t/fms-vs-ecu-tune/126143/9 "2009-07-10T14:50:49Z")

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> [@NYS inspection and computer changes?](https://forums.speedlife.net/t/nys-inspection-and-computer-changes/23013/9):
>
> I just had a Nistune board fail last week on the dyno…it seems they are still a bit buggy.

why it fail, can you explain it or give us your opinion?

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