TESLA Warning

EFUSE-W147

EFUSE_w147_frunkOverCurrent

Also written as EFUSE_W147 / EFUSE W147 / EFUSE_w147_frunkOverCurrent / efuse_w147_frunkovercurrent

System
EFUSE
Electronic Fuse
Type
Warning
Category
Battery
Severity
Warning

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 EFUSE-W147 mean?

Tesla warning code in the Electronic Fuse (EFUSE) module. This alert is set when the current measured through the Frunk Bussed Electrical Center (BEC) channel has exceeded the harness inline fuse rating. The harness inline fuse may be damaged if this alert has been set.

Original Description

This alert is set when the current measured through the Frunk Bussed Electrical Center (BEC) channel has exceeded the harness inline fuse rating. The harness inline fuse may be damaged if this alert has been set.

Affected Tesla Models

Model SModel XModel 3Model Y

What You May Notice

  • Electronic Fuse alert: This alert is set when the current measured through the Frunk Bussed Electrical Center (BEC) channel has exceeded the ha
  • Related vehicle feature may be reduced or unavailable
  • Alert visible in the Tesla app: This alert is set when the current measured through the Frunk Bussed Electrical

How to Diagnose and Resolve

  1. 1 Reboot the vehicle by holding both scroll wheels for 10 seconds
  2. 2 Check for pending OTA software updates in Controls > Software
  3. 3 If the alert persists, schedule a Tesla Service appointment
  4. 4 Describe the alert code and any symptoms when booking service

Severity Notes

EFUSE-W147 is a Warning in the Electronic Fuse system. Schedule service soon. Monitor your vehicle for additional warnings.

Other EFUSE Codes

View all EFUSE codes →