cummins isx help need....

[rumtruck]

hi friends....some one does mechanic job on engine change crank shaft.....the call me to do diagnostic scan on engine... ............the buy use engine an take out crank shaft an rebuild engine that damage the crank shaft .......how can i tell if engine had delete file inside ecm.....i have to take manual gauge to verified pressure.......i cannot tell how long did primping lift pump run for because the already had engine start up an running but take like two to prim up now.............i didnt check the egr vavle.............i didnt check oil pressure..... the mechanic tell me that part where does turn engine for timing loose off an go damage crank shaft ton wheel..........that reason the had to change it.....[/u]