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 Fault: HVIL Not Present
|
|
-
|
No
|
|
|
Drive Inverter Fault: Phase C peak over current detected in hardware
|
|
-
|
No
|
|
|
Drive Inverter Fault: Phase B peak over current detected in hardware
|
|
-
|
No
|
|
|
Drive Inverter Fault: Phase A peak over current detected in hardware
|
|
-
|
No
|
|
|
Drive Inverter Fault: Phase C gate driver
|
|
-
|
No
|
|
|
Drive Inverter Fault: Phase B gate driver
|
|
-
|
No
|
|
|
Drive Inverter Fault: Phase A gate driver
|
|
-
|
No
|
|
|
Drive Inverter Fault: Interrupt Time too Long
|
|
-
|
No
|
|
|
Drive Inverter Fault: Thread overrun
|
|
-
|
No
|
|
|
Drive Inverter Fault: Firmware assertion
|
|
-
|
No
|
|
|
Drive Inverter Fault: Cruise input invalid
|
|
-
|
No
|
|
|
Drive Inverter Fault: Shift input invalid
|
|
-
|
No
|
|
|
Drive Inverter Fault: Low flow rate of fluid
|
|
-
|
No
|
|
|
Drive Inverter Fault: Proximity signal is irrational
|
|
-
|
No
|
|
|
Drive Inverter Fault: Charger CAN node is MIA
|
|
-
|
No
|
|
|
Drive Inverter Fault: ABS CAN node is MIA
|
|
-
|
No
|
|
|
Drive Inverter Fault: FPGA error
|
|
-
|
No
|
|
|
Drive Inverter Fault: State Transition Condition Not Met
|
|
-
|
No
|
|
|
Drive Inverter Fault: Cruise control CAN node is MIA
|
|
-
|
No
|
|
|
Drive Inverter Fault: Parking Brake CAN node is MIA
|
|
-
|
No
|