TESLA Alert

UI-A094

UI_a094_ModemPowerOnFailure

Also written as UI_A094 / UI A094 / UI_a094_ModemPowerOnFailure / ui_a094_modempoweronfailure

System
UI
User Interface
Type
Alert
Category
Network
Severity
Alert

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-A094 mean?

Tesla alert code in the User Interface (UI) module. Modem failing to power ON Modem power ON successful

Original Description

Modem failing to power ON Modem power ON successful

Affected Tesla Models

Model SModel XModel 3Model YCybertruck

What You May Notice

  • User Interface alert: Modem failing to power ON Modem power ON successful
  • 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. 1 Perform a soft reboot (hold both scroll wheels for ~10 seconds)
  2. 2 Check for pending OTA software updates
  3. 3 If the issue persists, schedule a service appointment

Severity Notes

UI-A094 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.

Other UI Codes

View all UI codes →