By LinamDiag4
hello, Ive got a 2016 6.4L ram that came in to the shop as a no comm. Diagnosed as a no comm, dealer PCM installed, programmed, started and ran. Drove a couple miles, died on the road. rediagnosed. Has all powers, grounds, 2.3V and 2.7V on CANL and CANH. 5V reference also present. Shop warrantied PCM, we programmed it, started and ran. Monitored vehicle for over an hour and no issues. Never had any voltage spikes, moved harness, Power braked it to simulate engine moving, never failed. Shop... Read more