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Home >> Mazda >> 2016 >> 3 Sport, 4D Hatchback, Automatic Trans >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> On-Board Diagnostic - Two-Step Deployment Control System >> DTC B1128-55; B1129-55: SAS Control Module Configuration Setting Has Not Been Done Correctly >> Diagnostic Procedure

Diagnostic Procedure

Step Inspection Action
1 PERFORM SAS CONTROL MODULE CONFIGURATION (AS-BUILT DATA USE) 
Yes Go to the next step.
No DTC troubleshooting completed.
2 INSPECT CURTAIN AIR BAG MODULE 
  • Verify that the driver or passenger-side curtain air bag module is correctly installed.
  • Is the driver or passenger-side curtain air bag module correctly installed?
Yes Go to the next step.
No Correctly install the driver or passenger-side curtain air bag module.
Then go to the next step.
3 PERFORM SAS CONTROL MODULE DTC INSPECTION 
Yes Replace the SAS control module.
(Refer to SAS CONTROL MODULE REMOVAL/INSTALLATION [TWO-STEP DEPLOYMENT CONTROL SYSTEM] .)
No DTC troubleshooting completed.