Pinpoint Test B : U0140:01: Notes
WARNING: This page is about a different car, the 2018 Ford F-550 Super Duty, 2018 Ford F-450 Super Duty, 2018 Ford F-350 Super Duty, and 2018 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
Normal Operation and Fault Conditions
The GFM2 communicates with the BCM over the HS-CAN1. REFER to: Communications Network - System Operation and Component Description .
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0140:01 | Lost Communication With Body Control Module: General Electrical Failure | A continuous memory DTC that sets in the GFM2 if data messages received from the BCM over the HS-CAN are missing. |
Possible Sources
- Network communication concern
- GFM2
- BCM