Occupant Classification System (OCS): DTCs

OCCUPANT CLASSIFICATION SYSTEM (OCS) DTCs

DTC	Description	Possible Causes	Action
B1193-53	Crash Event Storage Full and Locked - De-activated	Event information, system deactivated A collision event has occurred Maximum number of events stored	Clear DTC, cycle ignition and re-test. If DTC remains check for other DTCs and refer to relevant DTC Index.
B1A54-01	Occupant Belt Tension Sensor - General electrical failure	General signal failure Belt tension sensor has jammed for 3 seconds or longer Belt tension sensor failure	Refer to the electrical circuit diagrams and check belt tension sensor circuit. Renew the safety belt buckle assembly.
B1A54-02	Occupant Belt Tension Sensor - General signal failure	General signal failure Pressure sensor signal short circuit to belt tension sensor signal at initialization Belt tension sensor failure	Refer to the electrical circuit diagrams and check belt tension sensor circuit. Renew the safety belt buckle assembly.
B1A54-11	Occupant Belt Tension Sensor - Circuit short to ground	Pressure sensor circuit short circuit to ground for 3 seconds or longer Belt tension sensor failure	Refer to the electrical circuit diagrams and check belt tension sensor circuit. Renew the safety belt buckle assembly.
B1A54-12	Occupant Belt Tension Sensor - Circuit short to battery	Pressure sensor circuit short circuit to power for 3 seconds or longer Belt tension sensor failure	Refer to the electrical circuit diagrams and check belt tension sensor circuit. Renew the safety belt buckle assembly.
B1A54-13	Occupant Belt Tension Sensor - Circuit open	Pressure sensor circuit open circuit for 3 seconds or longer Belt tension sensor failure	Refer to the electrical circuit diagrams and check belt tension sensor circuit. Renew the safety belt buckle assembly.
B1A62-02	Pressure Sensor - General signal failure	Occupant pressure sensor general signal failure Occupant pressure sensor signal short circuit to belt tension sensor signal at initialization Occupant pressure sensor failure	Refer to the electrical guide and check the occupant pressure sensor circuit. Renew the sensor.
B1A62-11	Pressure Sensor - Circuit short to ground	Occupant pressure sensor signal short circuit to ground Restraints Control module fault	Refer to the electrical guide and check the occupant pressure sensor circuit. Renew the Control module. Refer to the warranty policy and Procedures information if a module is suspect.
B1A62-12	Pressure Sensor - Circuit short to battery	Occupant pressure sensor signal short circuit to power Restraints Control module fault	Refer to the electrical guide and check the occupant pressure sensor circuit. Renew the Control module. Refer to the warranty policy and Procedures information if a module is suspect.
B1A62-7A	Pressure Sensor - Fluid leak or seal failure	Occupant pressure sensor fluid leak or seal failure Restraints Control module fault	Clear the DTC and retest. If the problem persists, renew the restraints Control module. Refer to the warranty policy and Procedures information if a module is suspect.
B1A62-7B	Pressure Sensor - Low fluid level	Occupant pressure sensor bladder low fluid level	Renew the occupant pressure sensor.
U0001-00	High Speed CAN Communication Bus - No sub type information	Bus off CAN High and CAN Low are shorted together	Refer to the electrical circuit diagrams and check the power and ground connections to the module. Using the manufacturer approved diagnostic system, complete a CAN network integrity test. Refer to the electrical circuit diagrams and check the CAN network.
U0151-00	Lost Communication With Restraints Control Module - No sub type information	Lost communications - CAN or hardwired Restraints Control module fault	Refer to the electrical circuit diagrams and check the power and ground connections to the module. Using the manufacturer approved diagnostic system, complete a CAN network integrity test. Refer to the electrical circuit diagrams and check the CAN network between the Restraints Control Module and Safety Belt System.
U0300-00	Internal Control Module Software Incompatibility - No sub type information	Module is not configured correctly Master config ID doesn't correspond	Check correct occupancy classification system module is installed for vehicle specification. Check for other DTCs and refer to relevant DTC Index. Configure the module using the approved diagnostic system.
U3000-04	Control Module - System internal failures	Restraints Control module fault	Renew the occupancy classification system module. Refer to the warranty policy and Procedures information if a module is suspect.
U3000-51	Control Module - Not programmed	Restraints Control module not configured Can also be set by a harness fault	Configure the module using the approved diagnostic system.
U3000-54	Control module - Missing calibration	Missing calibration Empty seat calibration required	Configure the module using the approved diagnostic system.
U3003-16	Battery Voltage - Circuit voltage below threshold	Battery voltage below threshold (8 volts)	Check vehicle battery and charging system. Refer to the relevant instructions in the workshop information.
U3003-17	Battery Voltage - Circuit voltage above threshold	Battery voltage above threshold (18 volts)	Check vehicle battery and charging system. Refer to the relevant instructions in the workshop information. Refer to the electrical circuit diagrams and check the power supply circuits to the module.