TESLA Fault
DI-F021
DI_f021_hwBusOV
What does DI-F021 mean?
Tesla fault code in the Drive Inverter (DI) module. An over voltage condition on the high voltage (HV) system was detected.
Original Description
An over voltage condition on the high voltage (HV) system was detected.
Severity Notes
DI-F021 is classified as a Fault, indicating a critical issue in the Drive Inverter system. Do not continue driving and contact Tesla Service immediately.
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