U0406-83 Invalid Data Received From Brake System Control Module (BSM) - Value Of Signal Protection Calculation Incorrect
NOTE:
This DTC indicates a communication issue has occurred between the Sending control module (Brake System Control Module - BSCM) and the Reporting control module(s) that set this fault.
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 .