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 |
|---|---|---|---|---|
|
The master brake cylinder status qualifier reports it is not operating as expected.
|
ESP_brakeMstrCylPressQF reports a FAULTED status.
|
System will be running with full assistant for driver brake request.
|
No
|
|
|
Timeout error detected.
|
Timeout error detected.
|
System will be running with full assistant for driver brake request.
|
No
|
|
|
Data length code error detected.
|
Data length code error detected.
|
System will be running with full assistant for driver brake request.
|
No
|
|
|
Checksum error detected.
|
Checksum error detected.
|
System will be running with full assistant for driver brake request.
|
No
|
|
|
Alive counter error detected.
|
Alive counter error detected.
|
System will be running with full assistant for driver brake request.
|
No
|
|
|
Timeout error detected.
|
Timeout error detected.
|
System will be running with full assistant for driver brake request.
|
No
|
|
|
Data length code error detected.
|
Data length code error detected.
|
System will be running with full assistant for driver brake request.
|
No
|
|
|
Checksum error detected.
|
Checksum error detected.
|
System will be running with full assistant for driver brake request.
|
No
|
|
|
Alive counter error detected.
|
Alive counter error detected.
|
System will be running with full assistant for driver brake request.
|
No
|
|
|
Alive counter error detected.
|
Alive counter error detected.
|
System will be running with full assistant for driver brake request.
|
No
|
|
|
Data length code error detected.
|
Data length code error detected.
|
System will be running with full assistant for driver brake request.
|
No
|
|
|
Checksum error detected.
|
Checksum error detected.
|
System will be running with full assistant for driver brake request.
|
No
|
|
|
Timeout error detected.
|
Timeout error detected.
|
System will be running with full assistant for driver brake request.
|
No
|
|
|
Data length code error detected.
|
Data length code error detected.
|
System will be running with full assistant for driver brake request.
|
No
|
|
|
Checksum error detected.
|
Checksum error detected.
|
System will be running with full assistant for driver brake request.
|
No
|
|
|
Alive counter error detected.
|
Alive counter error detected.
|
System will be running with full assistant for driver brake request.
|
No
|
|
|
Timeout error detected.
|
Timeout error detected.
|
System will be running with full assistant for driver brake request.
|
No
|
|
|
Data length code error detected.
|
Data length code error detected.
|
System will be running with full assistant for driver brake request.
|
No
|
|
|
Checksum error detected.
|
Checksum error detected.
|
System will be running with full assistant for driver brake request.
|
No
|
|
|
Alive counter error detected.
|
Alive counter error detected.
|
System will be running with full assistant for driver brake request.
|
No
|