General Information

MOBIS
B139500 External Device Cross-Couplings - General Information

Component Location





General Description

Every air bag module has its firing circuit that ignites powder to deploy air bag according to signal of SRSCM.
SRSCM checks every air bag module when ignition "ON". Once any fault is detected, it is erased only by scantool.

DTC Description

The SRSCM sets DTC B139500 if there's any short circuit in harness of every firing circuit to one another.

DTC Detecting Condition





Diagnostic Circuit Diagram