MyTeslaMate
RCM2 family

RCM2_a853_ConfigParametersInconsistent

Safety restraint system issue

What does the RCM2_a853_ConfigParametersInconsistent alert mean?

Beginning-of-line device configuration does not satisfy minimum configuration parameters

What you'll see in your Tesla

  • Safety restraint system issue
  • Service is required

What triggers it

Beginning-of-line device configuration does not satisfy minimum configuration parameters.

When it clears

Beginning-of-line device configuration is performed and the configuration satisfies the minimum parameters.

Potential impact

The Safety Restraint System 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.