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Megasquirt need help setting up boost controler on ms2 extra code 1.02

Old Sep 24, 2009 | 08:00 PM
  #1  
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need help setting up boost controler on ms2 extra code 1.02

ok so the car runs supper supper great a little go good tho... im hitting 15 psi and she just wants to keep climbing so i need to enable my boost controller now so i dont kill my stock turbo!!
i have the wiring all setup but i cant find the boost controller settings in the software can i even use the control with the 1.0.2 firmware? and if so how do i go by enabling it and setting it up. i have spent 2 hours searching on here and google with no good resaults as it all points to firmware 2.0+

thanks for your help
Martin
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Old Sep 24, 2009 | 09:46 PM
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If you want to run boost control, you need ms2/extra 2.1.0.

I added it in 2.0.0, but there were bugs in the rotary trailing ignition code until 2.1.0.

Ken
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Old Sep 24, 2009 | 11:16 PM
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dam looks like i need to rewire my now good working ecu humm....
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Old Sep 25, 2009 | 09:07 AM
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There is only once change necessary for the swap to the 2.x firmware from 1.x. Just move the 2nd VR wire from JP4 to JS10.

You will want to export your VE, AFR, spark and split table first. Not sure if you can export the warmup enrichment or other tables. Make a note of your accel enrichment settings. The new firmware will have to be set up again...

But remember, a boost controller cannot lower boost past what the wastegate will naturally achieve.
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Old Sep 25, 2009 | 09:24 AM
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Make sure your lm1815 circuit has pin 14 grounded too.

Ken
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Old Sep 25, 2009 | 01:55 PM
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o ya that's true! thanks for reminding me!!!!
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Old Sep 25, 2009 | 01:58 PM
  #7  
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Originally Posted by Aaron Cake
There is only once change necessary for the swap to the 2.x firmware from 1.x. Just move the 2nd VR wire from JP4 to JS10.

You will want to export your VE, AFR, spark and split table first. Not sure if you can export the warmup enrichment or other tables. Make a note of your accel enrichment settings. The new firmware will have to be set up again...

But remember, a boost controller cannot lower boost past what the wastegate will naturally achieve.
cool thanks Aaron i can fix that my self then.. im hoping the wast gate can handle the 10-12 psi il send it atm its not even activated to.. il bypass the boost controller and see if it will still release at 6-8psi like it used to that will tell me (or give some indication) if i will need to port or not
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