DTC B1790: Center Airbag Sensor Assembly Communication Circuit Malfunction [04/2013 - 09/2020]: Description

The airbag sensor assembly communication circuit consists of the occupant detection ECU and airbag sensor assembly.

DTC B1790 is stored when a malfunction is detected in the airbag sensor assembly communication circuit.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area
B1790	Center Airbag Sensor Assembly Communication Circuit Malfunction	The occupant detection ECU detects a line short, short to ground or B+, or an open in the center airbag sensor assembly communication circuit. Occupant detection ECU malfunction Airbag sensor assembly malfunction	Floor wire Front seat wire RH Occupant detection ECU Airbag sensor assembly