Drivetrain Control Module (DTCM)

U0402-00-IMPLAUSIBLE DATA RECEIVED FROM TCM

For a complete wiring diagram, refer to the Wiring Information.

- When Monitored:
With the ignition on for four seconds, no CAN BUS circuit error condition present, no lost communication with TCM condition present, and no system undervoltage or overvoltage condition present.

- Set Condition:
The Drive Train Control Module (DTCM) is receiving implausible data for gear or PRNDL position from the Transmission Control Module (TCM).





TRANSMISSION CONTROL MODULE (TCM) DTCS PRESENT
1. Ignition on, engine not running.
2. With the scan tool, read DTCs in the TCM.

Are there any DTCs present?

Yes

- Testing and Inspection and perform the appropriate diagnostic procedure.

No

- Replace the Drive Train Control Module (DTCM). .
- Perform the DTCM VERIFICATION TEST. DTCM Verification Test.