Pinpoint Test G : U0146: Notes
WARNING: This page is about a different car, the 2020 Ford F-150. 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.
Normal operation and Fault Conditions
With normal battery voltage and the ignition ON, the GWM sends messages to the RBM over the MS-CAN. If the RBM does not receive these messages within a certain time frame, the RBM sets a DTC. For information on the messages sent to the RBM by the GWM, refer to the Network Message Chart. REFER to: Power Running Board (PRB) - System Operation and Component Description .
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0146 | Lost Communication with Gateway "A": No Sub Type Information | This DTC sets if messages received from the GWM are missing for 5 seconds or more. |
Possible Sources
- Communications concern
- GWM
- RBM