DTC B1793 Occupant Classification Sensor Power Supply Circuit Malfunction: Description

The occupant classification sensor power supply circuit consists of the occupant classification ECU and the occupant classification sensors.

DTC B1793 is recorded when a malfunction is detected in the occupant classification sensor power supply circuit.

DTC TROUBLE DETECTION CONDITION

DTC No.	DTC Detection Condition	Trouble Area
B1793	When one of following conditions is met: Occupant classification ECU detects line short signal, open signal, short to ground signal or short to B+ signal in the occupant classification sensor power supply circuit for 2 seconds Occupant classification ECU malfunction	Front seat wire RH Front seat RH (Occupant classification sensors) Occupant classification ECU