Pinpoint Test D : U0121:00 Or U1021: Notes
WARNING: This page is about a different car, the 2018 Ford Edge. However, it is still accessible from the selected car via links, so may be relevant.
Refer to Module Communications Network for schematic and connector information.
Refer to Cruise Control for schematic and connector information.
Normal Operation and Fault Conditions
REFER to: Cruise Control - System Operation and Component Description .
DTC Fault Trigger Condition-CCM
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0121:00 | Lost Communication with Anti-Lock Brake System (ABS) Control Module: No Sub-Type Information | Sets in the CCM if data messages received from the ABS module over the HS-CAN2 are missing. |
DTC Fault Trigger Condition-PCM
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0121 | Lost Communication With Anti-Lock Brake System (ABS) Control Module | Sets in the PCM if data messages received from the ABS module over the HS-CAN2 or from the GWM over the HS-CAN1 are missing. |
Possible Sources
- ABS module
- CCM
- GWM
- PCM