VCFRONT-A177
VCFRONT_a177_mcuAudioEFuseFault
Also written as VCFRONT_A177 / VCFRONT A177 / VCFRONT_a177_mcuAudioEFuseFault / vcfront_a177_mcuaudioefusefault
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 VCFRONT-A177 mean?
Tesla alert code in the Vehicle Controller Front (VCFRONT) module. The MCU Audio eFuse has tripped. Too much current detected by the MCU Audio high side driver. Current detected by the MCU Audio high side driver is back within a nominal range.
Original Description
The MCU Audio eFuse has tripped. Too much current detected by the MCU Audio high side driver. Current detected by the MCU Audio high side driver is back within a nominal range.
Affected Tesla Models
What You May Notice
- Vehicle Controller Front alert: The MCU Audio eFuse has tripped. Too much current detected by the MCU Audio high side driver. Current detected by the MC
- Some features (climate, lights, or charging) may be temporarily unavailable
- Alert notification in the Tesla app
How to Diagnose and Resolve
- 1 Perform a soft reboot (hold both scroll wheels)
- 2 Check for pending OTA software updates in Controls > Software
- 3 If multiple features remain non-functional, schedule a service appointment
Severity Notes
VCFRONT-A177 is an Alert in the Vehicle Controller Front system. Confirm the vehicle screen and Tesla app show no driving or charging restrictions, and schedule service if the alert returns.