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 |
|---|---|---|---|---|
|
Drive Inverter Warning: FPGA error
|
|
-
|
No
|
|
|
Drive Inverter Warning: ABS CAN node is MIA
|
|
-
|
No
|
|
|
Drive Inverter Warning: Charger CAN node is MIA
|
|
-
|
No
|
|
|
Drive Inverter Warning: Proximity signal is irrational
|
|
-
|
No
|
|
|
Drive Inverter Warning: Low flow rate of fluid
|
|
-
|
No
|
|
|
Drive Inverter Warning: Shift input invalid
|
|
-
|
No
|
|
|
Drive Inverter Warning: Cruise input invalid
|
|
-
|
No
|
|
|
Drive Inverter Warning: Battery under voltage
|
|
-
|
No
|
|
|
Drive Inverter Warning: Battery over voltage detected in software
|
|
-
|
No
|
|
|
Drive Inverter Warning: Phase current imbalance
|
|
-
|
No
|
|
|
Drive Inverter Warning: Phase B current sensor bad
|
|
-
|
No
|
|
|
Drive Inverter Warning: Phase A current sensor bad
|
|
-
|
No
|
|
|
Drive Inverter Warning: Phase B current offset too big
|
|
-
|
No
|
|
|
Drive Inverter Warning: Phase A current offset too big
|
|
-
|
No
|
|
|
Drive Inverter Warning: Phase C rms over current
|
|
-
|
No
|
|
|
Drive Inverter Warning: Phase B rms over current
|
|
-
|
No
|
|
|
Drive Inverter Warning: Phase A rms over current
|
|
-
|
No
|
|
|
Drive Inverter Warning: Phase C peak over current detected in software
|
|
-
|
No
|
|
|
Drive Inverter Warning: Phase B peak over current detected in software
|
|
-
|
No
|
|
|
Drive Inverter Warning: Phase A peak over current detected in software
|
|
-
|
No
|