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no tach signal to my megasquirt (ms2 v3)
Posted: Thu Aug 30, 2012 7:23 pm
by griffin402
like the title states i am having issues trying to get a tach signal to my megasquirt i have it installed in a mercedes 300e and i am trying to use the stock ignition. and using my megasquirt for fuel only. i do plan on running edis in the future but am trying to keep it simple at this time. im kind of at a dead end with this issue id really appreciate some help ive attached a datalog and my msq file
Re: no tach signal to my megasquirt (ms2 v3)
Posted: Fri Aug 31, 2012 7:36 am
by griffin402
ok i finally got tach signal but its kind of out of sync and itl spike from 300 to 10000 rpms and while im cranking id say about every two revolutions it sees rpm whats the deal with this?
Re: no tach signal to my megasquirt (ms2 v3)
Posted: Tue Sep 04, 2012 5:42 am
by Matt Cramer
griffin402 wrote:ok i finally got tach signal but its kind of out of sync and itl spike from 300 to 10000 rpms and while im cranking id say about every two revolutions it sees rpm whats the deal with this?
What exactly are you using for RPM input?