Pinpoint Test E : U0137:87: Notes
Refer to MODULE COMMUNICATIONS NETWORK for schematic and connector information.
Normal Operation and Fault Conditions
The IPMB communicates with the TRM through the MS-CAN.
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0137:87 | Lost Communication With Trailer Brake Control Module: Missing Message | Sets in continuous memory in the IPMB when expected messages from the TRM are not received for 5 seconds or more. |
Possible Sources
- Communication concern
- IPMB
- TRM