MyTeslaMate
PARK family

PARK_a065_crcFault

Not Available

What does the PARK_a065_crcFault alert mean?

CRC of the calibration block in D-Flash mismatched.

What you'll see in your Tesla

  • Not Available

What triggers it

On boot, the CRC of the calibration block does not match.

When it clears

Requires a 12v reset and the fault condition to be cleared

Potential impact

The default calibration is used.

Affected models

Model 3 2017-2023 Model 3 2024+ Model S 2021+ 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.