Pinpoint Test F : DTC (Diagnostic Trouble Code) U0101:00: Notes
Refer to Wiring Diagram Module Communications Network for schematic and connector information.
Normal Operation and Fault Conditions
The IPMA communicates with the TCM through the HS-CAN2, GWM and HS-CAN1.
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U0101:00 | Lost Communication with TCM: No Sub Type Information | A continuous memory DTC that sets in the IPMA if messages received from the TCM are missing. |
Possible Causes
- Communication network concern
- TCM (integral to the PCM)
- GWM concern
- IPMA concern