TESLA Unknown

MCU-U005

MCU_u005_FrunkOpen

Also written as MCU_U005 / MCU U005 / MCU_u005_FrunkOpen / mcu_u005_frunkopen

System
MCU
Media Control Unit
Type
Unknown
Category
Network
Severity
Diagnostic / Info

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 MCU-U005 mean?

Tesla unknown code in the Media Control Unit (MCU) module. The media control unit (MCU) has detected that the frunk / front trunk is open.

Original Description

The media control unit (MCU) has detected that the frunk / front trunk is open.

Affected Tesla Models

Model SModel XModel 3Model Y

What You May Notice

  • Media Control Unit alert: The media control unit (MCU) has detected that the frunk / front trunk is open.
  • 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

MCU-U005 is a diagnostic or informational code in the Media Control Unit system. Typically no immediate action is required.

Other MCU Codes

MCU_u001 Tesla unknown code in the Media Control Unit (MCU) module. T... MCU_u002 Tesla unknown code in the Media Control Unit (MCU) module. T... MCU_u003 Tesla unknown code in the Media Control Unit (MCU) module. T... MCU_u004 MCU_u006 Tesla unknown code in the Media Control Unit (MCU) module. T... MCU_u007 Tesla unknown code in the Media Control Unit (MCU) module. T... MCU_u008 Tesla unknown code in the Media Control Unit (MCU) module. T... MCU_u014
View all MCU codes →