Diagnostic procedure

WARNING: This page is about a different car, the 2017 Mazda CX-9. However, it is still accessible from the selected car via links, so may be relevant.

DIAGNOSTIC PROCEDURE

Step	Inspection		Action
1	VERIFY PCM DTC Using the M-MDS, perform the PCM DTC inspection. (See ON-BOARD DIAGNOSTIC TEST [PCM (SKYACTIV-G 2.5T)] .) Are any DTCs present?	Yes	Go to applicable DTC inspection. (See DTC TABLE [PCM (SKYACTIV-G 2.5T)] .) DTC troubleshooting completed, then go to the next step.
1		No	Go to the next step.
2	INSPECT THE AWD CONTROL MODULE Is correct AWD control module installed?	Yes	Replace the AWD control module, then go to the next step. (See AWD CONTROL MODULE REMOVAL/INSTALLATION .)
2		No	Go to the next step.
3	COUPLING COMPONENT CALIBRATION DATA WRITING Write the coupling component calibration data. (See COUPLING COMPONENT CALIBRATION DATA WRITING .)		Go to the next step.
4	VERIFY DTC TROUBLESHOOTING COMPLETED Using the M-MDS, clear the DTC from the AWD control module. (See CLEARING DTC ELECTRONIC AWD CONTROL SYSTEM] .) Using the M-MDS, perform the AWD control module DTC inspection. (See DTC INSPECTION [ELECTRONIC AWD CONTROL SYSTEM] .) Is the same DTC present?	Yes	Repeat the inspection from Step1. If the malfunction recurs, replace the AWD control module. (See AWD CONTROL MODULE REMOVAL/INSTALLATION .)
4		No	Go to the next step.
5	VERIFY NO DTC IS PRESENT Are any DTCs present?	Yes	Go to the applicable DTC inspection. (See DTC TABLE [ELECTRONIC AWD CONTROL SYSTEM] .)
5	VERIFY NO DTC IS PRESENT Are any DTCs present?	No	DTC troubleshooting completed.