U0101 - Lost Communication With Transmission Control Module: Notes
For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAM.
- >>When Monitored:<< Ignition ON. Battery voltage between 10 and 16 volts. Ignition-off draw fuse installed. Totally integrated power module is configured correctly.
- >>Set Condition:<< Bus messages not received from the transmission control module for approximately 2 to 5 seconds.
| Possible Causes |
|---|
| CAN C BUS (+) CIRCUIT D51 SHORT TO VOLTAGE |
| CAN C BUS (-) CIRCUIT D52 SHORT TO GROUND |
| DTCs RELATED TO BATTERY VOLTAGE, IGNITION, OR VIN MESSAGES |
| TIPM NOT CONFIGURED CORRECTLY |
| TCM POWER AND GROUND |
| TCM |
| MODULE THAT SET THIS DTC |