MCU-W009
MCU_w009_TPMS_globalOverPresWarn
Also written as MCU_W009 / MCU W009 / MCU_w009_TPMS_globalOverPresWarn / mcu_w009_tpms_globaloverpreswarn
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-W009 mean?
Tesla warning code in the Media Control Unit (MCU) module. This alert indicates that the tire pressure monitoring system (TPMS) electronic control unit (ECU) has detected a tire pressure that is above its maximum allowable pressure of 58 psi.
Original Description
This alert indicates that the tire pressure monitoring system (TPMS) electronic control unit (ECU) has detected a tire pressure that is above its maximum allowable pressure of 58 psi.
Affected Tesla Models
What You May Notice
- Media Control Unit alert: This alert indicates that the tire pressure monitoring system (TPMS) electronic control unit (ECU) has detected a tire p
- 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-W009 is a Warning in the Media Control Unit system. Schedule service soon. Monitor your vehicle for additional warnings.