Pinpoint Test M : U0121: Notes
WARNING: This page is about a different car, the 2016 Ford Focus. However, it is still accessible from the selected car via links, so may be relevant.
Refer to PARKING AID for schematic and connector information.
Normal Operation and Fault Conditions
The PAM communicates with the ABS on the HS-CAN.
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0121 | Lost Communication With Anti-Lock Brake System (ABS) Control Module: No Sub Type Information | A CMDTC that sets when the PAM is unable to communicate with the ABS Control Module for 0.5 seconds or more after the active park assist system has been activated. |
Possible Sources
- Communication concern
- ABS Control Module
- PAM