DTC B1641/19: Rear Sensor RH Circuit: Description

The rear collision sensor circuit (to determine deployment of the rear window curtain shield airbag assembly) is composed of the airbag ECU assembly, and rear airbag sensor RH.

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

DTC B1641/19 is stored when a malfunction is detected in the rear airbag sensor RH.