MyTeslaMate
SCCM family

SCCM_a027_parkButtonOpenCircuit

Park button malfunction

What does the SCCM_a027_parkButtonOpenCircuit alert mean?

Steering Column Control Module (SCCM) detected a park button open circuit.

What you'll see in your Tesla

  • Park button malfunction
  • Not Available

What triggers it

SCCM detected a park button open circuit.

When it clears

Inspect wiring to SCCM and/or re-flash. If error persists after several power cycles, replace SCCM.

Potential impact

Park button may not operate as expected. Vehicle may be unable to park using the gear stalk.

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.