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

WARNING: This page is about a different car, the 2008 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.

The passenger airbag ON / OFF indicator circuit consists of the center airbag sensor and the heater control panel*1 or clock assembly*2.

This circuit indicates the operation condition of the front passenger airbag, the front passenger side airbag and passenger side seat belt pretensioner.

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

DTC TROUBLE DETECTION CONDITION

DTC No.	DTC Detection Condition	Trouble Area
B1660/43	When one of following conditions is met: Center airbag sensor detects line short signal, open signal, short to ground signal or short to B+ signal in passenger airbag ON / OFF indicator circuit for 2 seconds Front passenger seat belt warning light malfunction Center airbag sensor malfunction	Instrument panel wire Front passenger airbag ON / OFF indicator light Center airbag sensor

HINT:

*1: for Automatic Air Conditioning System
*2: for Manual Air Conditioning System