Pinpoint Test A : U0140:87: Notes
WARNING: This page is about a different car, the 2020 Ford Mustang. However, it is still accessible from the selected car via links, so may be relevant.
Normal Operation and Fault Conditions
The BCM communicates with the PCM through the GWM. REFER to: Communications Network - System Operation and Component Description .
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0140:87 | Lost Communication With Body Control Module: Missing Message | A continuous memory DTC that sets in the BCMB if data messages received from the BCM through the GWM are missing. |
Possible Sources
- Communication network concern
- Charging system concern
- BCM
- BCMB