Pinpoint Test BD : U0121:00: Notes
Normal Operation and Fault Conditions
IPC DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0121:00 | Lost Communication With Anti-Lock Brake System (ABS) Control Module: No Sub-Type Information | Sets in continuous memory and on-demand in the IPC if transmission data messages received from the ABS module through the BCM over the Medium Speed Controller Area Network (MS-CAN) are missing for 1 second or longer. |
Possible Sources
- Communication concern
- Battery voltage concern
- ABS module
- IPC