Diagnostic Trouble Code Chart [08/2013 - 08/2016]

WARNING: This page is about a different car, the 2018 Toyota Corolla, 2017 Toyota Corolla, 2016 Toyota Corolla, 2015 Toyota Corolla, and 2014 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.

OCCUPANT CLASSIFICATION SYSTEM

DTC No.	Detection Item	Link
B1771	Passenger Side Buckle Switch Circuit Malfunction	Refer to DTC B1771: Passenger Side Buckle Switch Circuit Malfunction [08/2013 - 08/2016]
B1782	Rear Occupant Classification Sensor LH Circuit Malfunction	Refer to DTC B1782: Rear Occupant Classification Sensor LH Circuit Malfunction [08/2013 - 08/2016]
B1783	Rear Occupant Classification Sensor RH Circuit Malfunction	Refer to DTC B1783: Rear Occupant Classification Sensor RH Circuit Malfunction [08/2013 - 08/2016]
B1787	Rear Occupant Classification Sensor LH Collision Detection	Refer to DTC B1787: Rear Occupant Classification Sensor LH Collision Detection [08/2013 - ]
B1788	Rear Occupant Classification Sensor RH Collision Detection	Refer to DTC B1788: Rear Occupant Classification Sensor RH Collision Detection [08/2013 - 08/2016]
B1790	Center Airbag Sensor Assembly Communication Circuit Malfunction	Refer to DTC B1790: Center Airbag Sensor Assembly Communication Circuit Malfunction [08/2013 - ]
B1793	Occupant Classification Sensor Power Supply Circuit Malfunction	Refer to DTC B1793: Occupant Classification Sensor Power Supply Circuit Malfunction [08/2013 - 08/2016]
B1794	Open in Occupant Classification ECU Battery Positive Line	Refer to DTC B1794: Open in Occupant Classification ECU Battery Positive Line [08/2013 - ]
B1795	Occupant Classification ECU Malfunction	Refer to DTC B1795: Occupant Classification ECU Malfunction [08/2013 - ]
B1796	Sleep Operation Failure of Occupant Classification ECU	Refer to DTC B1796: Sleep Operation Failure of Occupant Classification ECU [08/2013 - ]