DTC B1433: Side-airbag module (LH) (squib) system (shorted to squib circuit power supply): Notes
WARNING: This page is about a different car, the 2014 Mitsubishi Outlander. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
If DTC B1433 is stored in the SRS-ECU, always diagnose the CAN bus lines.