DI-W052
DI_w052_rotorBrazeFail
Also written as DI_W052 / DI W052 / DI_w052_rotorBrazeFail / di_w052_rotorbrazefail
Why does the exact Tesla alert ID matter?
Record the exact alert ID, including underscores, suffixes, and companion alerts. Tesla alerts that look similar can point to different modules, timestamps, and service procedures.
What does DI-W052 mean?
Tesla warning code in the Drive Inverter (DI) module. The Drive Inverter has detected an encoder noise that is consistent with the magnetic interference produced by a cracked rotor end ring. The interference from a cracked rotor gets worse over time. The intent of the alert is to catch bad rotors before the problem becomes severe enough to cause encoder faults.
Original Description
The Drive Inverter has detected an encoder noise that is consistent with the magnetic interference produced by a cracked rotor end ring. The interference from a cracked rotor gets worse over time. The intent of the alert is to catch bad rotors before the problem becomes severe enough to cause encoder faults.
Affected Tesla Models
What You May Notice
- drive inverter warning: The Drive Inverter has detected an encoder noise that is consistent with the magnetic interference produced by a cracked
- Reduced acceleration or "Reduced Power" message on the touchscreen
- Higher than normal energy consumption during driving
How to Diagnose and Resolve
- 1 Reboot the vehicle by holding both scroll wheels
- 2 Avoid aggressive acceleration until the alert clears
- 3 Schedule a Tesla Service appointment within the next few days
- 4 Check for available OTA updates in Controls > Software
Severity Notes
DI-W052 is a Warning in the Drive Inverter system. Schedule service soon. Monitor your vehicle for additional warnings.