Pinpoint Test A : U0100:87: Notes
WARNING: This page is about a different car, the 2020 Lincoln Aviator. 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 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
- PCM
- BCM