Diagnostic Procedure

WARNING: This page is about a different car, the 2017 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.

DIAGNOSTIC PROCEDURE

Step	Inspection		Action
1	INSPECT DTCs IN SAS CONTROL MODULE Clear the DTC for the SAS control module using the M-MDS. (See CLEARING DTC [SAS CONTROL MODULE (STANDARD DEPLOYMENT CONTROL SYSTEM)] .) Perform the DTC inspection for the SAS control module using the M-MDS. (See DTC INSPECTION [SAS CONTROL MODULE (STANDARD DEPLOYMENT CONTROL SYSTEM)] .) Is DTC U0001:88 or U0155:00 displayed?	Yes	Perform the applicable DTC inspection. (See DTC U0001:88/U0155:00 [SAS CONTROL MODULE (STANDARD DEPLOYMENT CONTROL SYSTEM)] .)
1		No	Go to the next step.
2	INSPECT INSTRUMENT CLUSTER Verify that the instrument cluster is correctly installed. Is the instrument cluster correctly installed?	Yes	Go to the next step.
2		No	Correctly install the instrument cluster. (See INSTRUMENT CLUSTER REMOVAL/INSTALLATION .) Then go to the next step.
3	INSPECT INSTRUMENT CLUSTER Perform the active command mode inspection for the instrument cluster using the M-MDS. (See ACTIVE COMMAND MODES INSPECTION [INSTRUMENT CLUSTER] .) WL+IL (See ACTIVE COMMAND MODES TABLE [INSTRUMENT CLUSTER] .) Does the air bag system warning light illuminate?	Yes	Go to the next step.
3		No	Replace the instrument cluster. (See INSTRUMENT CLUSTER REMOVAL/INSTALLATION .) Then go to the next step.
4	PERFORM SAS CONTROL MODULE DTC INSPECTION Clear the DTC for the SAS control module using the M-MDS. (See CLEARING DTC [SAS CONTROL MODULE (STANDARD DEPLOYMENT CONTROL SYSTEM)] .) Perform the DTC inspection for the SAS control module using the M-MDS. (See DTC INSPECTION [SAS CONTROL MODULE (STANDARD DEPLOYMENT CONTROL SYSTEM)] .) Is the same DTC displayed?	Yes	Repeat the inspection from Step 1. If the malfunction recurs, replace the SAS control module. (See SAS CONTROL MODULE REMOVAL/INSTALLATION [STANDARD DEPLOYMENT CONTROL SYSTEM] .)
4		No	DTC troubleshooting completed.