Communication For Initializing Only The Occupant Detection System Is Impossible: Trouble Symptom

Communication is impossible between the airbag control module and the occupant detection control module. Perform the diagnosis from step 2 in "DTC B1650 OCCUPANT CLASSIFICATION SYSTEM MALFUNCTION". <Ref. to DTC B1650 OCCUPANT CLASSIFICATION SYSTEM MALFUNCTION , Diagnostic Procedure with Diagnostic Trouble Code (DTC).>