MyTeslaMate
SSFA family

SSFA_a219_steeringDeratedByJumpPost

Steering functions limited by jump post

What does the SSFA_a219_steeringDeratedByJumpPost alert mean?

Steering power is reduced as the vehicle has entered Drive power state while being powered by the jump post.

What you'll see in your Tesla

  • Steering functions limited by jump post
  • Remove jump power to restore on next drive

What triggers it

The vehicle enters Drive state while being powered by the jump post.

When it clears

The vehicle exits Drive state while being powered by the jump post.

Potential impact

Steering performance may be reduced until the vehicle exits then re-enters Drive state (vehicle power cycle occurs) with the jump post power source disconnected.

Affected models

Cybertruck

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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.