MyTeslaMate
RCM2 family

RCM2_a251_ens1Sht2Gnd

Safety restraint system issue

What does the RCM2_a251_ens1Sht2Gnd alert mean?

Emergency Notification Signal Connected to HVC - Short to Ground or Open

What you'll see in your Tesla

  • Safety restraint system issue
  • Service is required

What triggers it

There is an issue with the Emergency Notification Signal-1 line.

When it clears

The issue is rectified.

Potential impact

The High Voltage Pyro Disconnect may not perform as designed.

Affected models

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