MyTeslaMate
MCU family

MCU_w126_CidFirmwareVersionMismatch

Not Available

What does the MCU_w126_CidFirmwareVersionMismatch alert mean?

The Center Information Display (CID) reported firmware version does not match the vehicle firmware version reported by the Gateway.

What you'll see in your Tesla

  • Not Available

What triggers it

The Center Information Display (CID) reported firmware version does not match the vehicle firmware version reported by the Gateway.

When it clears

An over-the-air (OTA) update should be performed to sync the vehicle and CID firmware versions.

Potential impact

A potential degradation of the User Interface (UI) experience or lack of communication between the UI and vehicle.

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.