MyTeslaMate
MCU family

MCU_w096_mapFilesystemError

Not Available

What does the MCU_w096_mapFilesystemError alert mean?

The Media Control Unit (MCU) detects the maps storage device, microSD card or embedded multimedia card (eMMC), has encountered a filesystem error, which may affect navigation functionality.

What you'll see in your Tesla

  • Not Available

What triggers it

The maps storage device (microSD card or eMMC) encounters a filesystem error.

When it clears

The maps storage device (microSD card or eMMC) no longer encounters a filesystem error.

Potential impact

Navigation may be unavailable or may not function as expected.

Affected models

Model S 2012-2020 Model X 2015-2020

Track your Tesla's alerts automatically

Alerts like this reach MyTeslaMate through your car's Tesla telemetry API. MyTeslaMate logs every alert your Tesla reports and turns it into readable history and real-time notifications — hosted TeslaMate with no server to run.