For a complete wiring diagram Refer to Section 8W.When Monitored:If the Configuration Table is not programmed at the supplier or when the checksum is invalid.Set Condition:This DTC will set if the Occupant Classification Module (OCM) was received unprogrammed from the supplier, the vehicle line was not identified correctly or if the flash procedure was not completed successfullyPossible CausesNEW OCCUPANT CLASSIFICATION MODULEINTERNAL CHECKSUM FAILURE1. MODULE CONFIGURATIONDoes the scan tool display B1BBD-OCM CURRENT CONFIGURATION TABLE UNPROGRAMMED?YesPerform the B1BA7-OCS VERIFICATION REQUIRED diagnostic procedure.NoTo avoid serious or fatal injury, turn the ignition off, disconnect the battery and wait two minutes before proceeding.Replace the OCM in accordance with the service information.With the scan tool, perform *OCM SYSTEM VERIFICATION TEST.