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SRS AIR BAG DIAGNOSIS TSB Revision SUPPLEMENTAL RESTRAINT SYSTEM (SRS) 52B-138 DTC B1423: Side-Airbag Module (RH) (Squib) System Fault Ground Circuit (Short-Circuited to CAUTION If DTC B1423 is set in the combination meter, . CIRCUIT OPERATION • The SRS-ECU judges how severe a collision is by detecting signals from the left and right side • The ignition signal is input to the side-airbag module to inflate the side-airbag. . DTC SET CONDITIONS This DTC is set if there is abnormal resistance . TROUBLESHOOTING HINTS • Damaged wiring harnesses or connectors • Short to ground in the side-airbag module (RH) (squib) harness • Malfunction of the SRS-ECU . SIDE AIR BAG AIR BAG DRIVE CIRCUIT SRS-ECU CONNECTOR CONNECTOR Side-Airbag Module (RH) (Squib) Circuit NOTE AC305362 CONNECTOR: C-120 C-120 (Y) AC SRS-ECU AC307779 D-32 (R) AC CONNECTOR : D-32 |