User manual and links

You can download user manual from here: MPGuino manual v0.97

Code is downloadable here: MPGuino v0.97 code
NB! Seems that newer Arduino IDE versions give errors, probably needs some changes - Arduino IDE 1.0.6 compiles that code succesfully.

Lots of good information can be found in MPGUINO WIKI

Here is good forum post about mpguino calibration:
Direct link to JayCar Peak Hold Injector circuit

Forum topic/review about my mpguino

Here is a good video about how to crimp wire to socket pin:
* I personally recommend to solder them after crimping. I am providing different socket and pins but crimping sould be done same way if you dont have special crimping tool