# Enthalpy tuned ECU

**URL:** https://forums.speedlife.net/t/enthalpy-tuned-ecu/117684
**Category:** SON240sx Automotive
**Created:** [August 13, 2008, 3:46pm UTC](https://forums.speedlife.net/t/enthalpy-tuned-ecu/117684 "2008-08-13T15:46:36Z")
**Posts on this page:** 1
**Showing post:** 7

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### Author: ![draggone](https://avatars.discourse-cdn.com/v4/letter/d/5fc32e/32.png) [@draggone](https://forums.speedlife.net/u/draggone)
#### Post date: [August 14, 2008, 8:26am UTC](https://forums.speedlife.net/t/enthalpy-tuned-ecu/117684/7 "2008-08-14T08:26:57Z")

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> [@Need HW help!](https://forums.speedlife.net/t/need-hw-help/17940/15):
>
> not even
> 
> i had a jwt ecu on my ka-t set up
> 
> it ran way too lean at idle and way to rich in boost
> 
> like common

it’s better than running rich on idle and lean in boost!!! boom engine gone. You can run lean on idle there is no load, but not when you are boosting. JWT makes his tune safe.

What was your A/F at idle?

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