MyTeslaMate
RCM2 family

RCM2_a566_seaTrkPosLeftCrssCoup

Front left safety restraint system issue

What does the RCM2_a566_seaTrkPosLeftCrssCoup alert mean?

Seat Track Position Sensor Driver - Cross coupled

What you'll see in your Tesla

  • Front left safety restraint system issue
  • Service is required

What triggers it

There is a cross coupling with the left seat track position sensor.

When it clears

The cross coupling is rectified.

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+

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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.