Possible Causes
WARNING: This page is about a different car, the 2013 RAM 3500 HD and 2013 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
| Possible Causes |
| CAN C BUS (+) CIRCUIT SHORTED TO GROUND |
| CAN C BUS (-) CIRCUIT SHORTED TO VOLTAGE |
| CAN C BUS (+) CIRCUIT SHORTED TO CAN C BUS (-) CIRCUIT |
| CAN C BUS (+) OR CAN C BUS (-) CIRCUIT OPEN BETWEEN THE STAR CONNECTORS |
| STAR CONNECTOR |
| ANY MODULE CONNECTED TO THE CAN C BUS |