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	VERIFY DTCs FOR INSTRUMENT CLUSTER Switch the ignition to off. Using the M-MDS, perform the DTC inspection for the instrument cluster. (See DTC INSPECTION [INSTRUMENT CLUSTER] .) Are any DTCs detected?	Yes	Go to applicable DTC inspection. (See DTC TABLE [INSTRUMENT CLUSTER] .)
1		No	Go to the next step.
2	INSPECT TPMS SET SWITCH Inspect the TPMS set switch. (See TIRE PRESSURE MONITORING SYSTEM SET SWITCH INSPECTION .) Is the TPMS set switch normal?	Yes	Go to the next step.
2		No	Replace the TPMS set switch, then go to the next step. (See TIRE PRESSURE MONITORING SYSTEM SET SWITCH REMOVAL/INSTALLATION .)
3	VERIFY THAT THE SAME DTC IS NOT PRESENT Reconnect all disconnected connectors. Clear the DTCs from the memory. (See ON-BOARD DIAGNOSIS [DYNAMIC STABILITY CONTROL (DSC)] .) Are the same DTCs present?	Yes	Repeat the inspection from Step 1.
3		No	Go to the next step.
4	VERIFY THAT NO OTHER DTCS ARE PRESENT Are any other DTCs output?	Yes	Go to the applicable DTC inspection. (See ON-BOARD DIAGNOSIS [DYNAMIC STABILITY CONTROL (DSC)] .)
4		No	DTC troubleshooting completed.