DI-U020
DI_u020_crsSeatbeltUnbuckled
Also written as DI_U020 / DI U020 / DI_u020_crsSeatbeltUnbuckled / di_u020_crsseatbeltunbuckled
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-U020 mean?
Tesla unknown code in the Drive Inverter (DI) module. The Drive Inverter has detected that the driver's seat belt in unbuckled. If this alert is present, the vehicle will not be prevented from being driven, but cruise will not be available.
Original Description
The Drive Inverter has detected that the driver's seat belt in unbuckled. If this alert is present, the vehicle will not be prevented from being driven, but cruise will not be available.
Affected Tesla Models
What You May Notice
- DI-U020 may appear with another Tesla alert in the Drive Inverter (DI) system.
- The vehicle may limit charging, driving, comfort, or safety features depending on the active alerts.
- The alert may clear after sleep, but recurring alerts should be treated as service-relevant.
How to Diagnose and Resolve
- 1 Reboot the vehicle (hold both scroll wheels)
- 2 Check for pending OTA software updates
- 3 Monitor for recurrence over the next few days; schedule service if needed
Severity Notes
DI-U020 is a diagnostic or informational code in the Drive Inverter system. Typically no immediate action is required.