DI_a138_frontUnitDisabled
Front motor disabled - OK to drive
What does the DI_a138_frontUnitDisabled alert mean?
The drive inverter (DI) electronic control unit (ECU) is unable to command a unit torque request to the front drive inverter (DIF) ECU because the front drive unit is disabled. This alert is set in addition to one or more DIF alert(s) indicating the reason why the front drive unit is disabled.
What you'll see in your Tesla
- Front motor disabled - OK to drive
- Vehicle power may be limited
What triggers it
At least one additional alert is present indicating the front drive unit is disabled. Alert log signal data should provide more information on the specific condition(s) detected.
When it clears
Additional alert(s) indicating the front drive unit is disabled clear.
Potential impact
The front drive unit may be disabled, which may prevent torque or power from being produced on the front wheels.
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.