Possible Causes
WARNING: This page is about a different car, the 2016 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.
| POSSIBLE CAUSES |
| POWERTRAIN CONTROL MODULE POWER AND GROUND CIRCUITS |
| (D27) CAN C BUS (+) CIRCUIT OPEN |
| (D28) CAN C BUS (-) CIRCUIT OPEN |
| POWERTRAIN CONTROL MODULE (PCM) |