Tests AI: DTC U0101 - Lost Communication With TCM
PINPOINT TEST AI: DTC U0101 - LOST COMMUNICATION WITH TCMNormal Operation
The instrument cluster (IC) sets DTC U0101 if data messages received from the transmission control module (TCM) (part of the PCM) 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 Information Bus (Module Communications Network).
This pinpoint test is intended to diagnose the following:
- PCM
- Instrument cluster (IC)
