Diagnostic Trouble Code Chart [08/2015 - 08/2019]
HINT:
- When DTC B1650/32 is detected as a result of troubleshooting for "Airbag System", perform troubleshooting for "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 | Trouble Area | Passenger Airbag ON/OFF Indicator (OFF) | Go to: |
|---|---|---|---|---|
| B1771 | Passenger Side Buckle Switch Circuit Malfunction | - Front seat wire RH (w/Power seat) - No. 2 floor wire (w/Manual seat) - Front seat inner belt RH (Passenger side buckle switch) - Occupant classification ECU |
ON | Refer to DTC B1771: Passenger Side Buckle Switch Circuit Malfunction [08/2015 - 08/2019] |
| B1780 | Front Occupant Classification Sensor LH Circuit Malfunction | - Front seat assembly RH (Front occupant detection sensor LH) - Front seat wire RH - Occupant classification ECU |
ON | Refer to DTC B1780: Front Occupant Classification Sensor LH Circuit Malfunction [08/2015 - 08/2019] |
| B1781 | Front Occupant Classification Sensor RH Circuit Malfunction | - Front seat assembly RH (Front occupant detection sensor RH) - Front seat wire RH - Occupant classification ECU |
ON | Refer to DTC B1781: Front Occupant Classification Sensor RH Circuit Malfunction [08/2015 - 08/2019] |
| B1782 | Rear Occupant Classification Sensor LH Circuit Malfunction | - Front seat assembly RH (Rear occupant detection sensor LH) - Front seat wire RH - Occupant classification ECU |
ON | Refer to DTC B1782: Rear Occupant Classification Sensor LH Circuit Malfunction [08/2015 - 08/2019] |
| B1783 | Rear Occupant Classification Sensor RH Circuit Malfunction | - Front seat assembly RH (Rear occupant detection sensor RH) - Front seat wire RH - Occupant classification ECU |
ON | Refer to DTC B1783: Rear Occupant Classification Sensor RH Circuit Malfunction [08/2015 - 08/2019] |
| B1785 | Front Occupant Classification Sensor LH Collision Detection | - Front seat assembly RH (Front occupant detection sensor LH) - Occupant classification ECU |
ON | Refer to DTC B1785: Front Occupant Classification Sensor LH Collision Detection [08/2015 - 08/2019] |
| B1786 | Front Occupant Classification Sensor RH Collision Detection | - Front seat assembly RH (Front occupant detection sensor RH) - Occupant classification ECU |
ON | Refer to DTC B1786: Front Occupant Classification Sensor RH Collision Detection [08/2015 - 08/2019] |
| B1787 | Rear Occupant Classification Sensor LH Collision Detection | - Front seat assembly RH (Rear occupant detection sensor LH) - Occupant classification ECU |
ON | Refer to DTC B1787: Rear Occupant Classification Sensor LH Collision Detection [08/2015 - 08/2019] |
| B1788 | Rear Occupant Classification Sensor RH Collision Detection | - Front seat assembly RH (Rear occupant detection sensor RH) - Occupant classification ECU |
ON | Refer to DTC B1788: Rear Occupant Classification Sensor RH Collision Detection [08/2015 - 08/2019] |
| B1790 | Center Airbag Sensor Assembly Communication Circuit Malfunction | - No. 2 floor wire - Front seat wire RH (for Power seat) - Occupant classification ECU - Center airbag sensor assembly |
ON | Refer to DTC B1790: Center Airbag Sensor Assembly Communication Circuit Malfunction [08/2015 - 08/2017] , or DTC B1790: Center Airbag Sensor Assembly Communication Circuit Malfunction [08/2017 - 08/2019] . |
| B1793 | Occupant Classification Sensor Power Supply Circuit Malfunction | - Front seat assembly RH (Occupant detection sensors) - Front seat wire RH - Occupant classification ECU |
ON | Refer to DTC B1793: Occupant Classification Sensor Power Supply Circuit Malfunction [08/2015 - 08/2019] |
| B1794 | Open in Occupant Classification ECU Battery Positive Line | - Harness or connector - Occupant classification ECU |
ON | Refer to DTC B1794: Open in Occupant Classification ECU Battery Positive Line [08/2015 - 08/2019] |
| B1795 | Occupant Classification ECU Malfunction | Occupant classification ECU | ON | Refer to DTC B1795: Occupant Classification ECU Malfunction [08/2015 - 08/2019] |
| B1796 | Sleep Operation Failure of Occupant Classification ECU | Occupant classification ECU | ON | Refer to DTC B1796: Sleep Operation Failure of Occupant Classification ECU [08/2015 - 08/2019] |