MSefi.com read only forum (Jan.15,2018)

That's what i figured, i have yet to install it on a vehicle, it will be going on a miata, still havent yet decided on standalone or fuel only. I think fuel only would be my best bet just to get my feet wet. So i have to do the miata inputs, somehow trigger the fuel pump for the miata and then ...

Sorry about that. This should be the one. From tunerstudio.

Thanks again for your patience with me. I believe this is my msq, if not let me know.

Yes it does.

Ok i put the switch to off. I put 5 volts to pin25 on the db37. The output on u4, the optoisolator, read .06v. So pretty much reading zero.

Im applying 5 volts to pin 24 of what? the db37?

yes it is in pnp, when in use the rpm gauge is red, all others except one are white.

It is a version 2.21 Megastim

Its an ms1 v2.2. I have jumpered xg1 to xg2 as well as diode d8. The manual didn't say anything about setting changes.

Hello again, another question for you guys. Im testing the Input section on instruction 56. have it hooked up, megatune running, all my pots work perfectly with the exception of the rpm, it does nothing at all. Checked my solders this time and redid some, no change. Also re flashed firmware, finally ...