DTC Description: Notes
WARNING: This page is about a different car, the 2018 Nissan Titan XD. However, it is still accessible from the selected car via links, so may be relevant.
CAN (Controller Area Network) is the high speed communication line for many of the Vehicle Electronic Control Units (VECU).The CAN communication bus has two 2 lines (CAN high line, CAN low line). These lines are inputted to the Engine Control Module. If the ECM does not receive any messages across the CAN bus for a period of time, this fault will set.