[vietdiesel]

Dear friend!
i just bought a cummins ECM " 4921776 " and i installed the program of Komatsu 6d125e-5 for it " i backup program from the old ECM with different machine . But the problem now the ECM of customer have higher version . engine run have error. i try to install it by calterm again but calterm not support for ECM included program . So now i want Uninstall the program to make blank ECM to use Cummins Calterm again.
Please help me solve this problem?
My english Grammar not good , hope you can understand my question