MyTeslaMate

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.

Signal Name Description Condition Impact Important
Pressure Control Modulator Wheel 4: Checksum Failure.
-
No
Pressure Control Modulator Wheel 4: ALS supply shorted to battery.
-
No
Pressure Control Modulator Wheel 4: ALS supply short to ground, Unswitchable to ON.
-
No
Pressure Control Modulator Wheel 3: unexpected operation.
-
No
Pressure Control Modulator Wheel 3: internal electronic failure.
-
No
Pressure Control Modulator Wheel 3: Uncritical defect.
-
No
Pressure Control Modulator Wheel 3: Plausibility Failure.
-
No
Pressure Control Modulator Wheel 3: Invalid configuration.
-
No
Pressure Control Modulator Wheel 3: Electronic circuit fault.
-
No
Pressure Control Modulator Wheel 3: EEPROM not writable.
-
No
Pressure Control Modulator Wheel 3: Checksum Failure.
-
No
Pressure Control Modulator Wheel 3: ALS supply shorted to battery.
-
No
Pressure Control Modulator Wheel 3: ALS supply short to ground, Unswitchable to ON.
-
No
Pressure Control Modulator Wheel 2: unexpected operation.
-
No
Pressure Control Modulator Wheel 2: internal electronic failure.
-
No
Pressure Control Modulator Wheel 2: Uncritical defect.
-
No
Pressure Control Valve right, outlet valve: Open circuit.
-
No
Pressure Control Modulator Wheel 2: Invalid configuration.
-
No
Pressure Control Modulator Wheel 2: Electronic circuit fault.
-
No
Pressure Control Modulator Wheel 2: EEPROM not writable.
-
No