DTC U0452: Invalid Data Received From RCM: Action

CARRY OUT a self-test of the RCM. If the diagnostic scan tool indicates the module is not responding, REFER to MODULE COMMUNICATIONS NETWORK . If RCM DTCs are present, REFER to SUPPLEMENTAL RESTRAINT SYSTEM . If there are no DTCs in the RCM, SET the ignition to OFF. WAIT one minute, then DISCONNECT and INSPECT all RCM electrical connectors and related in-line connectors for corrosion, bent pins, pushed-out pins and spread terminals. REPAIR as necessary.