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Home >> Mazda >> 2019 >> CX-9 Signature >> Repair and Diagnosis (Single Page) >> Restraints >> Air Bag, SRS >> On-Board Diagnostic - Airbag System (Two-Step Deployment Control System) >> DTC B1226-55, B1227-55: Configuration Setting Error (Pressure Sensor Structural Malfunction) [SAS Control Module (Two-Step Deployment Control System)] >> Diagnostic Procedure
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Diagnostic Procedure

DTC B1226:55, B1227:55 - SAS CONTROL MODULE (TWO-STEP DEPLOYMENT CONTROL SYSTEM) 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 PRESSURE SENSOR INSTALLATION CONDITION
  • Verify that the driver or passenger-side pressure sensor is correctly installed.
  • Is the driver or passenger-side pressure sensor correctly installed?
Yes Go to the next step.
No Correctly install the driver or passenger-side pressure sensor. (See PRESSURE SENSOR REMOVAL/INSTALLATION [TWO-STEP DEPLOYMENT CONTROL SYSTEM] .)
Then go to the next step.
3 PERFORM SAS CONTROL MODULE DTC INSPECTION Yes Replace the SAS control module. (See SAS CONTROL MODULE REMOVAL/INSTALLATION [TWO-STEP DEPLOYMENT CONTROL SYSTEM] .)
No DTC troubleshooting completed.