Pinpoint Test I : U0199:87: Notes
Refer to Module Communications Network for schematic and connector information.
Normal Operation and Fault Conditions
The BCM communicates with the DDM through the GWM. REFER to: Communications Network - System Operation and Component Description .
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0199:87 | Lost Communication With "Door Control Module A": Missing Message | A continuous memory DTC that sets in the BCM if messages received from the DDM through the GWM are missing. |
Possible Sources
- Communication network concern
- Battery voltage concern
- GWM concern
- DDM
- BCM