Pinpoint Test M : U0121: Notes
Refer to Audio System/Navigation 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