UI_a020_SteeringReduced
Steering assist reduced
What does the UI_a020_SteeringReduced alert mean?
The primary or secondary Electronic Power Assisted Steering module (EPAS3P or EPAS3S) detects a condition affecting its functionality or reduced ability to provide power steering assistance while drive rail is on
What you'll see in your Tesla
- Steering assist reduced
- Steering may require increased effort
What triggers it
EPAS3P or EPAS3S detects a condition affecting its functionality or reduced ability to provide power steering assistance while drive rail is ON
When it clears
EPAS3P or EPAS3S resumes standard operation, or drive rail turns OFF
Potential impact
Steering assistance is reduced or inoperational
Affected models
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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.