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U197C-83 Implausible Data Received From Transmission Control Module Can Message TRANSM2 Integrity Error - Value Of Signal Protection Calculation Incorrect

WARNING: This page is about a different car, the 2024 RAM ProMaster 3500, 2024 RAM ProMaster 2500, and 2024 RAM ProMaster 1500. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:

The Scan Tool may display the description name of this Diagnostic Trouble Code differently with the following below: 

MESSAGE COUNTER CRC FAULT ON TRANSM2 FROM TRANSMISSION CONTROL MODULE MESSAGE - VALUE OF SIGNAL PROTECTION CALCULATION INCORRECT

The COMMUNICATION DIAGNOSTIC PROCEDURE MUST  be performed before replacing any component(s) or module(s). Perform the COMMUNICATION DIAGNOSTIC PROCEDURE. Refer to: COMMUNICATION DIAGNOSTIC PROCEDURE .

NOTE:

Treat this DTC as a IMPLAUSIBLE SIGNAL DTC when performing the COMMUNICATION DIAGNOSTIC PROCEDURE. 

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