Pinpoint Test C : U0142:87: Notes
WARNING: This page is about a different car, the 2018 Ford F-550 Super Duty, 2018 Ford F-450 Super Duty, 2018 Ford F-350 Super Duty, and 2018 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
Normal Operation and Fault Conditions
The Auxiliary Lighting Control Module (ALCM) will show as the BCMB on the scan tool. REFER to: Communications Network - System Operation and Component Description .
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0142:87 | Lost Communication With Body Control Module "B": Missing Message | A continuous memory DTC that sets in the BCM if data messages from the BCMB through the GWM are missing. |
Possible Sources
- Communication network concern
- Battery voltage concern
- GWM concern
- Auxiliary Lighting Control Module (ALCM) (BCMB)
- BCM