DTC B1612/83: Lost Communication with Front Airbag Sensor RH; DTC B1613/83: Front Airbag Sensor RH Initialization Incomplete: Description

The front airbag sensor RH circuit consists of the airbag ECU assembly and front airbag sensor RH.

The front airbag sensor RH detects impacts to the vehicle and sends signals to the airbag ECU assembly to determine if the airbag and pretensioner should be deployed.

These DTCs are stored when a malfunction is detected in the front airbag sensor RH circuit.

DTC No.	DTC Detection Condition	Trouble Area
B1612/83 B1613/83	The airbag ECU assembly 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 front airbag sensor RH circuit. Front airbag sensor RH malfunction Airbag ECU assembly malfunction	Instrument panel wire Engine room main wire Front airbag sensor RH Airbag ECU assembly