Diagnostic Code Index
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.
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| B21DD-84 | SYSTEM VOLTAGE-SIGNAL BELOW ALLOWABLE RANGE |
| B21DD-85 | SYSTEM VOLTAGE-SIGNAL VOLTAGE ABOVE ALLOWABLE RANGE |
| U0001-00 | CAN C BUS |
| U0002-00 | CAN C BUS OFF PERFORMANCE |
| U0100-00 | LOST COMMUNICATION WITH ECM/PCM |
| U0101-00 | LOST COMMUNICATION WITH TCM |
| U0114-00 | LOST COMMUNICATION WITH FINAL DRIVE CONTROL MODULE |
| U0121-00 | LOST COMMUNICATION WITH ANTI-LOCK BRAKE SYSTEM (ABS) CONTROL MODULE |
| U0127-00 | LOST COMMUNICATION WITH TIRE PRESSURE MONITOR MODULE |
| U0140-00 | LOST COMMUNICATION WITH BODY CONTROL MODULE |
| U0151-00 | LOST COMMUNICATION WITH OCCUPANT RESTRAINT CONTROLLER (ORC) |
| U0159-00 | LOST COMMUNICATION WITH PARK ASSIST CONTROL MODULE (PTS) |
| U0212-00 | LOST COMMUNICATION WITH SCM |
| U11B9-00 | LOST COMMUNICATION WITH RF HUB |