B1243

CIRCUIT DESCRIPTION
These DTCs are output wherever detecting OPEN of GSW circuit connecting body No.1 ECU, body No.2 ECU and airbag sensor assembly as shown in the illustration. Do specifying the OPEN position of GSW circuit by using the above DTC combination. Abnormality in GSW terminal of Body No.2 ECU is sent to body No.1 ECU by communication.

Wiring Diagram:

Steps 1 - 2:

INSPECTION PROCEDURE