Diagnostic Procedure

WARNING: This page is about a different car, the 2020 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.

MAP IS NOT DISPLAYED - DIAGNOSTIC PROCEDURE

Step	Inspection	Results	Action
1	VERIFY ALL SYSTEM DTCs Perform the DTC inspection. (Refer to the [ON-BOARD DIAGNOSTIC - MAZDA CONNECT ] in the workshop service information) Are any DTCs displayed?	Yes	Repair the malfunctioning location according to the applicable DTC troubleshooting.
1		No	Go to the next step.
2	VISUALLY INSPECT SD CARD Visually inspect the SD card for looseness or damage. Is the SD card normal?	Yes	Go to the next step.
2		No	System is normal. (explain to the customer that there is a malfunction in SD card.)
3	VERIFY IF SD CARD IS VALID Perform diagnostic assist function "Storage Diagnostic Test" MAP Areas. (See DIAGNOSTIC ASSIST FUNCTION [CONNECTIVITY MASTER UNIT (US)] .) Is the SD card normal?	Yes	Go to the next step.
3		No	Explain to the customer that the SD card is not valid.
4	INSPECT USB PORT/SD CARD SLOT HUB FOR MALFUNCTION Inspect the applicable part. (Refer to the [USB PORT INSPECTION ] in the workshop service information) Is the part normal?	Yes	Go to the next step.
4		No	Repair or replace the malfunctioning location and perform the repair completion verification. (Refer to the [USB PORT INSPECTION ] in the workshop service information)
Repair completion verification	VERIFY THAT VEHICLE IS REPAIRED Install/connect the part removed/disconnected during the troubleshooting procedure. Has the malfunction symptom been eliminated?	Yes	Complete the symptom troubleshooting. (Explain contents of repair to customer)
Repair completion verification		No	Refer to the controller area network (CAN) malfunction diagnosis flow to inspect for a CAN communication error. (Refer to the [CONTROLLER AREA NETWORK (CAN) MALFUNCTION DIAGNOSIS FLOW (US) ] in the workshop service information) If the CAN communication is normal, perform the diagnosis from Step 1. If the malfunction is not resolved, replace the connectivity master unit (CMU). (Refer to the [CONNECTIVITY MASTER UNIT (CMU) REMOVAL/INSTALLATION ] in the workshop service information)