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Diagnostic Trouble Code Chart

HINT:

When DTC B1650/32 is output as a result of troubleshooting for the "Airbag System", perform troubleshooting for the "Occupant Classification System" as shown in the chart below.

Use the Techstream to read and clear the DTC of the occupant classification ECU, otherwise the DTCs cannot be read and cleared.

OCCUPANT CLASSIFICATION SYSTEM

DTC Code	Detection Item	Passenger Airbag ON/OFF Indicator (OFF Indicator)	See
B1771	Passenger Side Buckle Switch Circuit Malfunction	On	Refer to DTC B1771: Passenger Side Buckle Switch Circuit Malfunction
B1772	Seat Position Sensor Circuit Malfunction	On	Refer to DTC B1772: Seat Position Sensor Circuit Malfunction
B1773	Belt Tension Sensor Circuit Malfunction	On	Refer to DTC B1773: Belt Tension Sensor Circuit Malfunction; DTC B1776: Seat Belt Tension Sensor Power Source Circuit Malfunction
B1774	Pressure Sensor Circuit Malfunction	On	Refer to DTC B1774: Pressure Sensor Circuit Malfunction; DTC B1775: Pressure Sensor Power Source Circuit Malfunction
B1775	Pressure Sensor Power Source Circuit Malfunction	On	Refer to DTC B1774: Pressure Sensor Circuit Malfunction; DTC B1775: Pressure Sensor Power Source Circuit Malfunction
B1776	Seat Belt Tension Sensor Power Source Circuit Malfunction	On	Refer to DTC B1773: Belt Tension Sensor Circuit Malfunction; DTC B1776: Seat Belt Tension Sensor Power Source Circuit Malfunction
B1790	Center Airbag Sensor Assembly Communication Circuit Malfunction	On	Refer to DTC B1790: Center Airbag Sensor Assembly Communication Circuit Malfunction
B1795	Occupant Classification ECU Malfunction	On	Refer to DTC B1795: Occupant Classification ECU Malfunction
B1797	Calibration Malfunction	On	Refer to DTC B1797: Calibration Malfunction