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DTC B1782: Rear Occupant Classification Sensor LH Circuit Malfunction: Description

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

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

DTC Code	DTC Detection Condition	Trouble Area
B1782	One of following conditions is met: Occupant classification ECU receives line short circuit signal, open circuit signal, short circuit to ground signal or short circuit to B+ signal in rear occupant classification sensor LH circuit for 2 seconds Rear occupant classification sensor LH malfunction Occupant classification ECU malfunction	Front seat frame with adjuster RH (Rear occupant classification sensor LH) Front seat wire RH Occupant classification ECU

HINT:

When DTC B1650/32 is detected as a result of troubleshooting the airbag system, perform troubleshooting for DTC B1782 of the occupant classification system.
Use a Techstream to check for DTCs of the occupant classification ECU, otherwise the DTCs cannot be read.