Pinpoint Test BG : U0121:00: Notes
WARNING: This page is about a different car, the 2018 Ford Focus. However, it is still accessible from the selected car via links, so may be relevant.
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 MS-CAN are missing for 1 second or longer. |
Possible Sources
- Communication concern
- BCM concern
- ABS module
- IPC concern