MCU-W008
MCU_w008_TPMS_globalHardWarn
Also written as MCU_W008 / MCU W008 / MCU_w008_TPMS_globalHardWarn / mcu_w008_tpms_globalhardwarn
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-W008 mean?
Tesla warning code in the Media Control Unit (MCU) module. This alert indicates that the measured tire pressure is below the hard threshold value (25 psi for most markets and configurations). It does not indicate a system malfunction and should not be confused with MCU_w012_TPMS_systemFault.
Original Description
This alert indicates that the measured tire pressure is below the hard threshold value (25 psi for most markets and configurations). It does not indicate a system malfunction and should not be confused with MCU_w012_TPMS_systemFault.
Affected Tesla Models
What You May Notice
- Media Control Unit alert: This alert indicates that the measured tire pressure is below the hard threshold value (25 psi for most markets and conf
- 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
MCU-W008 is a Warning in the Media Control Unit system. Schedule service soon. Monitor your vehicle for additional warnings.