Normal Operation

• DTC U0101:00 (Lost Communication With TCM: No Sub-Type Information) - sets in the Instrument Panel Cluster (IPC) if data messages received from the Transmission Control Module (TCM) over the High Speed Controller Area Network (HS-CAN) are missing for greater than 5 seconds. For a complete list of all network messages, refer to MODULE COMMUNICATIONS NETWORK .

This pinpoint test is intended to diagnose the following: 

• TCM
• IPC