Occupant Classification System Module (OCSM) DTC Chart

DTC	Description	Action To Take
B1231	Event Threshold Exceeded	INSTALL a new Occupant Classification Sensor (OCS) system service kit and CLEAR all Restraints Control Module (RCM) and Occupant Classification System Module (OCSM) DTCs. REFER to OCCUPANT CLASSIFICATION SENSOR and INSPECTION AND REPAIR AFTER A SUPPLEMENTAL RESTRAINT SYSTEM (SRS) DEPLOYMENT .
B1317	Battery Voltage High	GO to PINPOINT TEST Y .
B1318	Battery Voltage Low	GO to PINPOINT TEST Y .
B1342	ECU Is Faulted	INSTALL a new OCS system service kit. REFER to OCCUPANT CLASSIFICATION SENSOR .
B2290	Occupant Classification System Fault	GO to PINPOINT TEST E .
B2909	Belt Tension Sensor Fault	GO to PINPOINT TEST T .
C1941	Zero Seat Weight Test Failure	Can only be reported when carrying out OCS System Reset. REFER to OCCUPANT CLASSIFICATION SENSOR .
U0100	Lost Communication With ECM/PCM	REFER to MODULE COMMUNICATIONS NETWORK to diagnose the communication concern.
U0151	Lost Communication With Restraints Control Module	REFER to MODULE COMMUNICATIONS NETWORK to diagnose the communication concern.
U2050	No Application Present	INSTALL a new OCS system service kit. REFER to OCCUPANT CLASSIFICATION SENSOR .
U2051	One or More Calibration Files Missing/Corrupt	INSTALL a new OCS system service kit. REFER to OCCUPANT CLASSIFICATION SENSOR .