Tesla Alert Codes Explained
Every Tesla reports internal alert codes (like BMS_a117)
when something needs attention. Search the dictionary below to find what an alert means and what to do about it.
MyTeslaMate logs them automatically:
hosted TeslaMate with no server to run.
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| Signal Name | Description | Condition | Impact | Important |
|---|---|---|---|---|
|
Drive Inverter Slave Warning: Unused warning 66
|
|
-
|
No
|
|
|
Drive Inverter Slave Warning: Unused warning 65
|
|
-
|
No
|
|
|
Drive Inverter Slave Warning: Torque Monitor Intervention
|
|
-
|
No
|
|
|
Drive Inverter Slave Warning: System graceful power off triggered
|
|
-
|
No
|
|
|
Drive Inverter Slave Warning: System limp mode triggered
|
|
-
|
No
|
|
|
Drive Inverter Slave Warning: Heatsink sensor bad
|
|
-
|
No
|
|
|
Drive Inverter Slave Warning: Heatsink under temperature
|
|
-
|
No
|
|
|
Drive Inverter Slave Warning: Heatsink over temperature
|
|
-
|
No
|
|
|
Drive Inverter Slave Warning: Ambient sensor bad
|
|
-
|
No
|
|
|
Drive Inverter Slave Warning: Ambient under temperature
|
|
-
|
No
|
|
|
Drive Inverter Slave Warning: Ambient over temperature
|
|
-
|
No
|
|
|
Drive Inverter Slave Warning: Unused alert 54
|
|
-
|
No
|
|
|
Drive Inverter Slave Warning: Externally requested warning
|
|
-
|
No
|
|
|
Drive Inverter Slave Warning: Rotor braze failure detected
|
|
-
|
No
|
|
|
Drive Inverter Slave Warning: Battery overcurrent detected in software
|
|
-
|
No
|
|
|
Drive Inverter Slave Warning: No Stator sensor available
|
|
-
|
No
|
|
|
Drive Inverter Slave Warning: Stator sensor difference
|
|
-
|
No
|
|
|
Drive Inverter Slave Warning: Stator sensor 2 bad
|
|
-
|
No
|
|
|
Drive Inverter Slave Warning: Stator sensor 1 bad
|
|
-
|
No
|
|
|
Drive Inverter Slave Warning: Stator over temperature
|
|
-
|
No
|