DTC B181A-1A: Passenger Seat Airbag Variable Vent Hole Squib Circuit Resistance Below Threshold [09/2022 - 11/2022]: Description

WARNING: This page is about a different car, the 2023 Toyota GR Corolla and 2023 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	Warning Indicate	DTC Output from	Priority	Test Mode / Check Mode
B181A-1A	Passenger Seat Airbag Variable Vent Hole Squib Circuit Resistance Below Threshold	The airbag sensor assembly detects a line short in the front passenger side airbag variable vent hole squib circuit for 2 seconds during the primary check. Instrument panel passenger airbag assembly malfunction Airbag sensor assembly malfunction	Harness or connector Instrument panel passenger airbag assembly Airbag sensor assembly	Comes on	SRS Airbag	A	Applies to check mode