UI-A082
UI_a082_NumModemRebootStuckInECall
Also written as UI_A082 / UI A082 / UI_a082_NumModemRebootStuckInECall / ui_a082_nummodemrebootstuckinecall
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 UI-A082 mean?
Tesla alert code in the User Interface (UI) module. Rebooted modem as it was stuck in active Ecall longer than backstop timer value (1800s) User Interface main application has crashed and will reboot. A crashlog has been generated and will be uploaded to Tesla servers. QtCar has crashed and will reboot. QtCar resumes standard operation. At least one of the rear seat belt is unbuckled whilst an occupant is detected All seat belts buckled on seats where occupants are detected Park brake (EPB) detected a fault such as disconnected harness or electrical short, etc. whilst not applied or is not available. Triggers amber tell tale light on the cluster Park Brake (EPB) detected a fault such as disconnected harness or electrical short, etc. or is not available EPB resumes standard operation
Original Description
Rebooted modem as it was stuck in active Ecall longer than backstop timer value (1800s) User Interface main application has crashed and will reboot. A crashlog has been generated and will be uploaded to Tesla servers. QtCar has crashed and will reboot. QtCar resumes standard operation. At least one of the rear seat belt is unbuckled whilst an occupant is detected All seat belts buckled on seats where occupants are detected Park brake (EPB) detected a fault such as disconnected harness or electrical short, etc. whilst not applied or is not available. Triggers amber tell tale light on the cluster Park Brake (EPB) detected a fault such as disconnected harness or electrical short, etc. or is not available EPB resumes standard operation
Affected Tesla Models
What You May Notice
- User Interface alert: Rebooted modem as it was stuck in active Ecall longer than backstop timer value (1800s) User Interface main application
- Touchscreen may show an error for one or more apps or settings
- Feature may restore itself after a reboot
How to Diagnose and Resolve
- 1 Perform a soft reboot (hold both scroll wheels for ~10 seconds)
- 2 Check for pending OTA software updates
- 3 If the issue persists, schedule a service appointment
Severity Notes
UI-A082 is an Alert in the User Interface system. Confirm the vehicle screen and Tesla app show no driving or charging restrictions, and schedule service if the alert returns.