Page 1 of 1

rpms reading worng

Posted: Wed Aug 21, 2013 9:45 am
by jonny5
I have my ms2 v3 hooked up as an extra injector controller. the problem I have now it that the rpms are at 1/2 of the true reading. I have been looking through the settings in tuner studio's and not seeing how to fix. anyone have any ideas how to fix this.

Re: rpms reading worng

Posted: Wed Aug 21, 2013 10:26 am
by Matt Cramer
How is it getting a tach signal?

Re: rpms reading worng

Posted: Wed Aug 21, 2013 10:43 am
by jonny5
5 volt ref from pcm to coil to trip 1/4 ign coil on the vr ign input

Re: rpms reading worng

Posted: Thu Aug 22, 2013 5:36 am
by Matt Cramer
Set it for a two cylinder.