Pinpoint Test V : DTC: U0140:00: 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.
Refer to Wiring Diagrams Module Communications Network for schematic and connector information.
Normal Operation and Fault Conditions
The SCME and the BCM communicate using the MS-CAN.
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0140:00 | Lost Communication with Body Control Module: No Sub Type Information | Set by the SCME whenever it has lost communication to the BCM for 5 seconds or longer while SCME input voltage is between 10 and 15.5 volts. |
Possible Causes
- Module communication
- SCME
- BCM