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 |
|---|---|---|---|---|
|
BNS ECU: Missing message.
|
|
-
|
No
|
|
|
Auxiliary Suspension ECU: Missing message or Error value recieved.
|
|
-
|
No
|
|
|
Air Processing System ECU: Missing message or Error value recieved.
|
|
-
|
No
|
|
|
ACS ECU: Missing message or Error value recieved.
|
|
-
|
No
|
|
|
ACC ECU: Missing message.
|
|
-
|
No
|
|
|
Brake monitoring wheel 6: Wheel speed plausibility error.
|
|
-
|
No
|
|
|
Brake monitoring wheel 6: Implausible deceleration.
|
|
-
|
No
|
|
|
Brake monitoring wheel 5: Wheel speed plausibility error.
|
|
-
|
No
|
|
|
Brake monitoring wheel 5: Implausible deceleration.
|
|
-
|
No
|
|
|
Brake monitoring wheel 4: Wheel speed plausibility error.
|
|
-
|
No
|
|
|
Brake monitoring wheel 4: Implausible deceleration.
|
|
-
|
No
|
|
|
Brake monitoring wheel 3: Wheel speed plausibility error.
|
|
-
|
No
|
|
|
Brake monitoring wheel 3: Implausible deceleration.
|
|
-
|
No
|
|
|
Brake monitoring wheel 2: Wheel speed plausibility error.
|
|
-
|
No
|
|
|
Brake monitoring wheel 2: Implausible deceleration.
|
|
-
|
No
|
|
|
Brake monitoring wheel 1: Wheel speed plausibility error.
|
|
-
|
No
|
|
|
Brake monitoring wheel 1: Implausible deceleration.
|
|
-
|
No
|
|
|
Trailer Control Modulator pressure sensor supply: circuit voltage below threshold.
|
|
-
|
No
|
|
|
Trailer Control Modulator pressure sensor supply: circuit voltage above threshold.
|
|
-
|
No
|
|
|
Trailer Control Modulator pressure sensor: Signal too low.
|
|
-
|
No
|