Occupant Classification System Module (OCSM) DTC Chart

DTC	Description	Action To Take
B1231	Event Threshold Exceeded (Crash Data Memory Full)	INSPECT the passenger seat for damage. REFER to INSPECTION AND REPAIR AFTER A SUPPLEMENTAL RESTRAINT SYSTEM (SRS) DEPLOYMENT in this section.
B1317	Battery Voltage High	GO to PINPOINT TEST V .
B1318	Battery Voltage Low	GO to PINPOINT TEST V .
B1342	ECU is Faulted	INSTALL a new Occupant Classification Sensor (OCS) service kit. REFER to OCCUPANT CLASSIFICATION SENSOR in this section.
B2290	Occupant Classification System Fault	GO to PINPOINT TEST W .
B2909	Belt Tension Sensor Fault	GO to PINPOINT TEST X .
C1941	Zero Seat Weight Test Failure	Can only be reported when carrying out System Reset. GO to PINPOINT TEST W .
U0151	Lost Communication with Restraints Control Module (RCM)	NOTE: The DTC will set in a module that is reporting a communication fault from another module on the data bus. The module that reports the fault is not the problem module. Do not install a new OCSM as part of repair. REFER to MODULE COMMUNICATIONS NETWORK to diagnose the RCM does not respond to the scan tool.
U2050	No Application Present	INSTALL a new OCS service kit. REFER to OCCUPANT CLASSIFICATION SENSOR in this section.
U2051	One or More Calibration Files Missing/Corrupt	INSTALL a new OCS service kit. REFER to OCCUPANT CLASSIFICATION SENSOR in this section.