General Information

Airbag(Event #1)
B1763 Body Sense ECU Defect - General Information

Component Location





General Description

In order to make normal activation of airbag system, SRSCM detects DTC(s) for the Passenger side Body Detection System.
If the seat is accupied, Bodysense sensor detects how passenger weighs and send signal to ACU via CAN.
ACU rcognizes the signal as 3(three) different classifications; that is, 0(Empty), 1(Small), 2(Large).
With these signal, ACU determines whether it needs to deploy PAB(Passenger Airbag) or not.

NOTE:
If you strike or spin the SRSCM at the IG "ON" state, the seat-belt pretensioner, curtain-airbag or side-airbag could be unfolded and bring on danger. Handle it with care.

DTC Description

The SRSCM sets above Diagnosis trouble code if it detects that the Passenger side BodySense sensor ECU unit is defectied.
DTC is set if Airbag ECU receives fault message from Passenger BodySense ECU via CAN communication.

DTC Detecting Condition





Diagnostic Circuit Diagram