DI family
DI_a179_steeringAngleOffsetWarning
Steering alignment service recommended
What does the DI_a179_steeringAngleOffsetWarning alert mean?
The drive interface (DI) electronic control unit (ECU) detects a steering angle offset that is approaching the plausibility threshold.
What you'll see in your Tesla
- Steering alignment service recommended
- OK to drive - Schedule service soon
What triggers it
The DI ECU detects that the steering angle offset exceeds the warning threshold.
When it clears
User has vehicle alignment performed at Service Center.
Potential impact
Stability control and traction control will become unavailable if steering angle offset continues to increase and exceeds the plausbility threshold.
Affected models
Cybertruck
Model 3 2017-2023
Model 3 2024+
Model S 2021+
Model X 2021+
Model Y
Model Y 2025+
Semitruck
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.