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 |
|---|---|---|---|---|
|
Not Available
|
setcondition
|
These are the repercussions of the alert being set
|
No
|
|
|
Track motor may be disconnected from track.
|
Track motor senses less than FILL_THIS_OUT amps
|
FILL_THIS_OUT
|
No
|
|
|
Not Available
|
Any of the signals in message RCM are set.
|
These are the repercussions of the alert being set
|
No
|
|
|
Not Available
|
Flash CRC is corrupted.
|
These are the repercussions of the alert being set
|
No
|
|
|
Not Available
|
setcondition
|
These are the repercussions of the alert being set
|
No
|
|
|
Not Available
|
Response timeout of a LIN node
|
These are the repercussions of the alert being set
|
No
|
|
|
Not Available
|
setcondition
|
These are the repercussions of the alert being set
|
No
|
|
|
Not Available
|
setcondition
|
These are the repercussions of the alert being set
|
No
|
|
|
The SBC CAN transceiver has faulted. Alert will be seen if the trasnceiver has recovered from the faulted condition.
|
The BDY CAN bus communication is not available.
|
Other ECUs may report this ECU as being MIA and behaviour will be impacted. This alert won't be seen until CAN communcation has returned.
|
No
|
|
|
Not Available
|
Failure of a software assertion.
|
These are the repercussions of the alert being set
|
No
|
|
|
Undervoltage detection by the CPU can set this alert.
|
Sudden power loss.
|
These are the repercussions of the alert being set
|
No
|
|
|
This message contains separate signals for each watchdog reset source.
|
A watchdog (external or internal) was not serviced in time.
|
These are the repercussions of the alert being set
|
No
|
|
|
Not Available
|
NVRAM detected as corrupted.
|
These are the repercussions of the alert being set
|
No
|
|
|
Not Available
|
Unsuccessful communication with NVRAM.
|
These are the repercussions of the alert being set
|
No
|
|
|
Not Available
|
setcondition
|
These are the repercussions of the alert being set
|
No
|
|
|
Not Available
|
setcondition
|
These are the repercussions of the alert being set
|
No
|
|
|
Not Available
|
NVRAM detected as uninitialized.
|
These are the repercussions of the alert being set
|
No
|
|
|
Check for obstacle detected, high current readings, or running into track ends.
|
The track motor reads an unreasonably high or stall current of FILL_THIS_OUT amps
|
FILL_THIS_OUT
|
No
|
|
|
The log data contains failure count and up to five init failure codes.
|
A task init function returns with an error.
|
If an init routine fails, software may not opperate correctly.
|
No
|
|
|
Not Available
|
setcondition
|
These are the repercussions of the alert being set
|
No
|