MyTeslaMate
APP family

APP_w261_pcieHardwareErrors

Not Available

What does the APP_w261_pcieHardwareErrors alert mean?

The Autopilot electronic control unit (ECU) has detected internal hardware errors via the PCIe bus (Peripheral Component Interconnect Express bus).

What you'll see in your Tesla

  • Not Available

What triggers it

The Autopilot ECU detects that correctable / uncorrectable internal hardware errors are non-zero (at least 1 internal hardware error detected).

When it clears

Clears automatically after 1 second when the number of detected internal hardware errors is zero (internal hardware errors are no longer detected).

Potential impact

Autopilot features may be unavailable, or may not function as expected.

Affected models

Cybertruck Model 3 2017-2023 Model 3 2024+ Model S 2012-2020 Model S 2021+ Model X 2015-2020 Model X 2021+ Model Y Model Y 2025+ Semitruck

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.