DI_a107_trailerBrakeFaulted
Trailer brake control unavailable
What does the DI_a107_trailerBrakeFaulted alert mean?
The drive interface (DI) electronic control unit (ECU) detects Trailer Brake Control functionality is unavailable.
What you'll see in your Tesla
- Trailer brake control unavailable
- Proceed with caution
What triggers it
Trailer brake control is unavailable due to one or more invalid system input(s). Alert log signal data should provide more information on any invalid input(s) detected.
When it clears
This alert will clear on the drive cycle after trailer brake control is re-enabled or no condition affecting functionality is detected.
Potential impact
Trailer brake control is not available. The vehicle should be driven with extreme caution.
Affected models
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