TESLA Warning

MCU_w034

MCU_w034_apeFusesEtc

System
MCU
Media Control Unit
Type
Warning
Category
Network
Severity
Warning

What does MCU_w034 mean?

Tesla warning code in the Media Control Unit (MCU) module. This alert indicates that an incompletely fused driver's assistance (DAS) electronic control unit (ECU) is installed in the car. Factory-gated cars must have a fully-fused DAS ECU installed. Note: Do not replace hardware for this alert unless you have confirmed via escalation.

Original Description

This alert indicates that an incompletely fused driver's assistance (DAS) electronic control unit (ECU) is installed in the car. Factory-gated cars must have a fully-fused DAS ECU installed. Note: Do not replace hardware for this alert unless you have confirmed via escalation.

Severity Notes

MCU_w034 is a Warning in the Media Control Unit system. Schedule service soon. Monitor your vehicle for additional warnings.

Other MCU Codes

MCU_u001 The media control unit (MCU) has detected that the seat belt... MCU_u002 This alert indicates the media control unit (MCU) has detect... MCU_u003 The headlights are on and a vehicle door is open.... MCU_u004 MCU_u005 The media control unit (MCU) has detected that the frunk / f... MCU_u006 The media control unit (MCU) has detected that the driver do... MCU_u007 The media control unit (MCU) has detected that a door is ope... MCU_u008 The dead key entry / start feature has been used (usually be...
View all MCU codes →

Tesla alert codes sourced from the community-maintained Tesla Alerts Dictionary. This information is for educational purposes only. Always consult Tesla Service for official diagnosis and repairs.