Storage diagnosis

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.

Launch the diagnostic assist function. (See ACTIVATION PROCEDURE .)
Select in the following order from the diagnostic assist function initial screen.
1. [Diagnostic Test]
2. [Storage Diagnostic Test]

Select the applicable storage and perform the diagnostic test for the storage.

DIAGNOSTIC RESULT

Indication on center display

Diagnostic result

Content/action

OS/APP Areas

No problem with OS/application area storage

Malfunction in OS/application area storage (connectivity master unit (CMU) malfunction)

Inspect the following:
- Connectivity master unit (CMU) related DTCs (See DTC TABLE [CONNECTIVITY MASTER UNIT (US)] .)
  - Connectivity master unit (CMU) related symptom troubleshooting (See SYMPTOM TROUBLESHOOTING (US) .)

CD Ripping Area

Displays on the center display, but does not operate.

MAP Areas ⁽¹⁾

No problem with map area storage

Malfunction in map area storage (malfunction with SD card inserted into USB port/SD card slot hub)

Inspect the following:
- Connectivity master unit (CMU) related DTCs (See DTC TABLE [CONNECTIVITY MASTER UNIT (US)] .)
- Connectivity master unit (CMU) related symptom troubleshooting (See SYMPTOM TROUBLESHOOTING (US) .)
- USB port/SD card slot hub (Refer to [USB PORT/SD CARD SLOT HUB INSPECTION] in appropriate service information)
  - Wiring harness between USB port/SD card slot hub and connectivity master unit (CMU)

⁽¹⁾	Vehicles with navigation function

Ends the diagnostic assist function. (See ENDING PROCEDURE .)