DTC B1782: Rear Occupant Classification Sensor LH Circuit Malfunction [10/2013 - ]: Description

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The rear occupant classification sensor LH circuit consists of the occupant detection ECU and rear occupant classification sensor LH.

DTC B1782 is stored when a malfunction is detected in the rear occupant classification sensor LH circuit.

DTC No.	DTC Detection Condition	Trouble Area
B1782	The occupant detection ECU receives a line short circuit signal, an open circuit signal, a short circuit to ground signal or a short circuit to B+ signal in the rear occupant classification sensor LH circuit. Rear occupant classification sensor LH malfunction Occupant detection ECU malfunction	Front seat wire RH Separate type front seat cushion spring assembly (Rear occupant classification sensor LH) Occupant detection ECU

HINT:

When DTC B1650/32 is detected as a result of troubleshooting for the airbag system, check the DTCs stored in the occupant detection ECU. When DTC B1782 is output, perform troubleshooting for the DTC.