NHTSA Complaint #11610268 — 2016 LEXUS NX

while I was driving in the desert, the check engine light come on and then the motor when on a safe mode idling at less than 5 miles per hour, when I approach a hill did not when up to the hill, the car die. when I started the car back the car went pass the hill and drove for about 20 minutes at 5 miles per hour. I disconnected the battery and work fine after resseting the computer. the car has done the same thing at least three more times.