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Controlling electric exhaust cutout with MS?


Challenger

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Anyone done it? Im looking at making my own cutout and Im gonna try to use a TB. Two options are just using a cable in the cabin or some sort of servo motor with a switch/button. Could you possibly use MS to open the cut out given certain driving conditions? Maybe manifold pressure and throttle position?

 

Thanks!

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You could with the optional outputs from MS-Extra/MS3. There's a small transistor circuit you have to build (depending on output port used, the FIDLE can drive up to a 1 amp relay), to be able to drive a relay to open it.

 

The type of relay will depend on how the cutout functions. I believe they are usually just +12v, open, -12v close.

 

See: http://www.msextra.c...are.htm#outputs

 

Generic_Ports.JPG

 

You can use up to any two of the variables to control it. So, yes, MAP > 100 and coolant > 180 = CUTOUT

 

However, if you don't have a MAF, your tune will be off. You could integrate dual fuel/timing maps at the same cutoff points as well.

Edited by BLOZ UP
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