Runs good and randomly died

SEE THIS ONE

https://www.2carpros.com/questions/2001-jeep-cherokee-stalls-cannot-restarted-random

HERE'S MORE OF THE SAME PROBLEM

http://www.google.com/#hl=en&sugexp=les%3B&gs_nf=3&gs_rn=0&gs_ri=serp&gs_mss=CJ%20MEDEVA%202CARPROS%20CHEROKEE%20CRANKSHAFT%20POSITION%20SENSOR%20BUDDY&pq=cj%20medevac%202carpros%20cherokee%20crankshaft%20position%20sensor%20buddy&cp=0&gs_id=l&xhr=t&q=+2CARPROS+CHEROKEE+CRANKSHAFT+POSITION+SENSOR&pf=p&tbo=d&sclient=psy-ab&oq=+2CARPROS+CHEROKEE+CRANKSHAFT+POSITION+SENSOR+BUDDY&gs_l=&pbx=1&bav=on.2,or.r_gc.r_pw.r_qf.&fp=5b37f7f1f7aeac25&bpcl=39650382&biw=1360&bih=649&bs=1

LET US KNOW WHEN YOU ARE UP AND GOING!

THE MEDIC