# Boost Creeps 94 Supra Turbo

**URL:** <https://forums.speedlife.net/t/boost-creeps-94-supra-turbo/255661>\
**Category:** Builds\
**Created:** [November 20, 2010, 9:42am UTC](https://forums.speedlife.net/t/boost-creeps-94-supra-turbo/255661 "2010-11-20T09:42:05Z")\
**Posts on this page:** 1\
**Showing post:** 129

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**Author:** ![TurboTravis](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/turbotravis/32/6406_2.png) [@TurboTravis](https://forums.speedlife.net/u/TurboTravis)\
**Post date:** [November 25, 2010, 7:48pm UTC](https://forums.speedlife.net/t/boost-creeps-94-supra-turbo/255661/129 "2010-11-25T19:48:11Z")

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> [@BMW 1 Series tii](https://forums.speedlife.net/t/bmw-1-series-tii/37525/2):
>
> If the EMS has a map select wire or circuit, then yes just as B said you can use a gm sensor to trigger that wire either directly, or via a relay circuit. Typically controlled by just a switch to ground. That ethanol sensor is just an overly complicated switch in the end.
> 
> I don’t know of an aftermarket EMS that doesn’t have that map select wire/circuit these days. :ponderMotec, AEM, Hydra, OBR, Autronic, 034, MS, etc, etc all have it. I’m sure alot of those Honda PnP’s/etc do too

I didn’t mean switch between two tunes, I meant automatically adjust the tune on the fly for ethanol percentage in the fuel.

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