Pinpoint Test P : U0256:87: Notes
WARNING: This page is about a different car, the 2016 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.
Normal Operation and Fault Conditions
REFER to: Communications Network - System Operation and Component Description .
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0256:87 | Lost Communication With Front Controls Interface Module "A" : Missing Message | A continuous memory DTC that sets in the BCM if messages from the FCIM through the GWM are missing. |
Possible Sources
- Communication network concern
- Battery voltage concern
- GWM concern
- FCIM
- BCM