Pinpoint Test D : U0140: Notes
WARNING: This page is about a different car, the 2018 Lincoln Navigator. However, it is still accessible from the selected car via links, so may be relevant.
DTC U0140
Refer to Wiring Diagram Module Communications Network for schematic and connector information.
Normal Operation and Fault Conditions
AWD: DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0140 | Lost Communication With Body Control Module: Missing Message | Sets in continuous memory in the GSM module if data messages received from the BCM are missing for 5 seconds or longer. |
Possible Sources
- Communication concern
- GSM
- BCM