IDB family
IDB_a021_pedalSensorNotCal
Not Available
What does the IDB_a021_pedalSensorNotCal alert mean?
The Integrated Dynamic Brake (IDB) pedal travel sensor offset has not been calibrated.
What you'll see in your Tesla
- Not Available
What triggers it
The IDB internal pedal travel sensor is not calibrated.
When it clears
The IDB pedal travel sensor calibration routine has been successfully executed.
Potential impact
Brake Disc Wipe (BDW) is not available. The IDB relinquishes pedal travel sensing duties to the pedal simulator pressure sensor and the Redundant Control Unit's (RCU) external pedal travel sensor.
Affected models
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.