Diagnostic Procedure

WARNING: This page is about a different car, the 2009 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

Step	Inspection		Action
1	PERFORM SAS CONTROL MODULE INSPECTION Perform the configuration for the SAS control module using the M-MDS (See SAS CONTROL MODULE CONFIGURATION .) Inspect the SAS control module DTCs (See DTC INSPECTION .) Are DTCs B1128:55, B1129:55 displayed?	Yes	Perform the SAS control module configuration, then go to the next step. (See SAS CONTROL MODULE CONFIGURATION .)
1		No	Go to the next step
2	INSPECT CURTAIN AIR BAG MODULE Verify that the correct curtain air bag module is assembled. Are the driver-side and passenger-side curtain air bag modules installed correctly?	Yes	Go to the next step
2		No	Replace the curtain air bag module. (See CURTAIN AIR BAG MODULE REMOVAL/INSTALLATION .)
3	PERFORM SAS CONTROL MODULE DTC INSPECTION Inspect the SAS control module DTCs (See DTC INSPECTION .) Are DTCs B1128:55, B1129:55 displayed?	Yes	Replace the SAS control module (See SAS CONTROL MODULE REMOVAL/INSTALLATION .)
3		No	DTC troubleshooting completed.