MyTeslaMate
EPASTP family

EPASTP_a114_osehOsErr

Not Available

What does the EPASTP_a114_osehOsErr alert mean?

This alert is reported by the OsErrorHandler_R12 (OSEH) component at startup after an immediate reset caused by OS error occurred in ASIL D partition. This diagnostic monitors if the OS had sensed some error in its services.

What you'll see in your Tesla

  • Not Available

What triggers it

At startup after an immediate reset caused by OS error occurred in ASIL D partition.

When it clears

Perform EPAS Software update. Replace HW if the alert persists.

Potential impact

EPAS reset

Affected models

Model Y Model Y 2025+

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.