6.5 run rough then died
 

^.5 started running rough after running about 100 miles and getting very bad mileage. now
will crank finally start run for a few seconds then die.. how do i tell if the module is bad?
:argh:

Here a link that tell you how test
www.AccurateDiesel.com - PMD Installation Instructions - Accurate Technical Services, LLC

The only way i know of testing see if fine someone good spear one that let try it see make diff

You should always carry spear on you never know when it going to out