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Free to use workshop manual for your 2015+ Mk4 'ND' Mazda MX-5

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MAP IS NOT DISPLAYED [ENTERTAINMENT SYSTEM [WITH CENTER DISPLAY]]

Description	MAP IS NOT DISPLAYED
Description	Navigation map is not displayed
Possible Causes	SD card malfunction Auxiliary jack/USB port/SD card slot hub malfunction Connectivity master unit (CMU) malfunction

Diagnostic Procedure

Step	Inspection		Action
1	VERIFY DTCs Is a DTC displayed?	Yes	Perform the applicable DTC troubleshooting.
		No	Go to the next step.
2	VERIFY SD CARD IDENTIFICATION CONDITION Switch the ignition OFF (LOCK). Remove the SD card. Unlock the tab on the SD card. (Navigation cannot be launched with the tab locked) Lock the doors and leave the vehicle for 5 min or more. (to stop the system completely) Unlock the doors (door closed) and start the engine. Wait until FM or compass screen is displayed in the center display. (to wait for the CMU to launch) Insert the SD card. Is [SD CARD INSERTED] displayed in the center display?	Yes	Go to the next step.
		No	Only [SD CARD INSERTED] is displayed: Go to the next step. [INVALID SD CARD] is displayed subsequently: Replace the SD card, then go to Step 6.
3	VERIFY NAVIGATION OPERATION Start the engine. Operate the NAVI button. Is the map displayed in the center display?	Yes	System is normal.
		No	Replace the auxiliary jack/USB port/SD card slot hub, then go to Step 6. (See AUXILIARY JACK/USB PORT REMOVAL/INSTALLATION.)
4	VERIFY SD CARD TAB Switch the ignition OFF (LOCK). Remove the SD card. Is the SD card tab unlocked?	Yes	Go to the next step.
		No	Repeat the diagnosis from Step 2.
5	RESTART CMU SYSTEM AND VERIFY IF MALFUNCTION RECURS Disconnect the negative battery cable and wait for 1 min or more. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION.) Connect the negative battery cable. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION.) Switch the ignition OFF (LOCK). Lock the doors and leave the vehicle for 5 min or more. Unlock the doors and start the engine. Wait until FM or compass screen is displayed in the center display. Insert the SD card. Is [SD CARD INSERTED] displayed in the center display?	Yes	Only [SD CARD INSERTED] is displayed: Repeat the diagnosis from Step 3. [INVALID SD CARD] is displayed subsequently: Replace the SD card, then go to the next step.
		No	Replace the auxiliary jack/USB port/SD card slot hub, then go to the next step. (See AUXILIARY JACK/USB PORT REMOVAL/INSTALLATION.)
6	VERIFY NAVIGATION OPERATION Operate the NAVI button. Is the map displayed in the center display?	Yes	System is normal.
		No	Repeat the diagnosis from Step 1. If the malfunction recurs, replace the CMU. (See CONNECTIVITY MASTER UNIT (CMU) REMOVAL/INSTALLATION.)

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