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
Bosch DTC value: 0x00501084
-
No
Bosch DTC value: 0x00501062
-
No
Bosch DTC value: 0x00406328
-
No
Bosch DTC value: 0x00406327
-
No
Bosch DTC value: 0x00406322
-
No
Bosch DTC value: 0x00405127
-
No
Bosch DTC value: 0x00405122
-
No
Bosch DTC value: 0x00404784
-
No
Bosch DTC value: 0x00C44A86
-
No
Bosch DTC value: 0x00C44A82
-
No
The vehicle is unable to CHAdeMO DC fast charge (FC) because the FC electric control unit (ECU) detects low isolation.
The FC ECU detects isolation below the alert threshold while CHAdeMO fast charging.
DC fast charging is unavailable.
No
Bosch DTC value: 0x00C44791
-
No
Bosch DTC value: 0x00C14987
-
No
Bosch DTC value: 0x00407201
-
No
Bosch DTC value: 0x00407200
-
No
Bosch DTC value: 0x00407203
-
No
Bosch DTC value: 0x00407202
-
No
Bosch DTC value: 0x00C13587
-
No
Bosch DTC value: 0x00C13582
-
No
Bosch DTC value: 0x00C46281
-
No