Pinpoint Test D : Lost Communication With ECM/Pcm "A" U0100:87: Notes
WARNING: This page is about a different car, the 2018 Ford EcoSport. 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 .
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Condition |
|---|---|---|
| BCM U0100:87 | Lost Communication With ECM/PCM "A": Missing Message | A continuous memory DTC that sets in the BCM if powertrain data messages from the PCM over the HS-CAN are missing. |
Possible Sources
- Communication network concern
- Charging system concern
- GWM
- PCM
- BCM
NOTE:
If new modules were installed prior to the DTC being set, the module configuration may be incorrectly set during the PMI or the PMI may not have been carried out.