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 |
|---|---|---|---|---|
|
Battery Version Mismatch Warning
|
|
-
|
No
|
|
|
Thermal Controller Version Mismatch Warning
|
|
-
|
No
|
|
|
CheckStopReset Warning
|
|
-
|
No
|
|
|
Loss of Clock Reset Warning
|
|
-
|
No
|
|
|
PLL Loss of Lock Reset Warning
|
|
-
|
No
|
|
|
Exrternal Reset Warning
|
|
-
|
No
|
|
|
Power On Reset Warning
|
|
-
|
No
|
|
|
Watchdog Reset Warning
|
|
-
|
No
|
|
|
Driving is temporarily disabled for a firmware update
|
|
-
|
No
|
|
|
Charge connector update in progress
|
|
-
|
No
|
|
|
Can't protect cabin overheating - SOC Too Low
|
|
-
|
No
|
|
|
GTW_u018_efusesNotReady
|
|
-
|
No
|
|
|
GTW_u017_carInShowroomMode
|
|
-
|
No
|
|
|
GTW_u016_driveDisabled
|
|
-
|
No
|
|
|
GTW_u015_displaysNotReady
|
|
-
|
No
|
|
|
The car is in neutral and the park brake is not applied
|
|
-
|
No
|
|
|
The car is in drive and the key has left the car
|
|
-
|
No
|
|
|
The charge cable is plugged in and the car is not in park
|
|
-
|
No
|
|
|
Low 12V - The car may stop
|
|
-
|
No
|
|
|
Can't start - Plug in car or Charge 12V
|
|
-
|
No
|