UI_a193_TcuRNandFwVersionMismatch

Telematics Control Unit (TCU) reported Recovery Nand firmware version does not match the vehicle firmware version.

Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

None displayed

Impact

Telematics Control Unit (TCU) might not be recoverable if Primary Nand is not functioning as expected.

Description

Telematics Control Unit (TCU) reported Recovery Nand firmware version does not match the vehicle firmware version.

Cause

Telematics Control Unit (TCU) Recovery Nand reported signature does not match the stored deploy signature.

Clear condition

Telematics Control Unit (TCU) receives a successful firmware update on Recovery Nand.

Models

Cybertruck, Model 3 2017-2023, Model 3 2024+, Model S 2021+, Model X 2021+, Model Y, Model Y 2025+, Semitruck

Visibility

service

Want to track your firmware alerts, trips and more?

Sign up for Tessie. Try it free for 14 days. Happiness guaranteed.