DTC B1660/43: Passenger Airbag ON/OFF Indicator Circuit Malfunction: Description

The passenger airbag ON/OFF indicator circuit consists of the airbag ECU assembly and telltale light assembly (passenger airbag ON/OFF indicator).

The passenger airbag ON/OFF indicator indicates the operation condition of the front passenger airbag and front seat belt pretensioner RH.

DTC B1660/43 is stored when a malfunction is detected in the passenger airbag ON/OFF indicator circuit.

DTC No.	DTC Detection Condition	Trouble Area
B1660/43	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 passenger airbag ON/OFF indicator circuit. Telltale light assembly malfunction Airbag ECU assembly malfunction	Instrument panel wire No. 2 Instrument panel wire No. 5 Instrument panel wire Telltale light assembly (Passenger airbag ON/OFF indicator) Airbag ECU assembly