TESLA Fault

CHG-F056

CHG_f056_5VPower

Also written as CHG_F056 / CHG F056 / CHG_f056_5VPower / chg_f056_5vpower

System
CHG
Charger
Type
Fault
Category
Charging
Severity
Fault (Critical)

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 CHG-F056 mean?

Tesla fault code in the Charger (CHG) module. The 5V supply is not functioning as expected.

Original Description

The 5V supply is not functioning as expected.

Affected Tesla Models

Model SModel XModel 3Model YCybertruck

What You May Notice

  • Charger alert: The 5V supply is not functioning as expected.
  • Vehicle shows charging error immediately after plugging in
  • Charge port light stays red or does not respond

How to Diagnose and Resolve

  1. 1 Try a different outlet or charging cable
  2. 2 Check if your circuit breaker has tripped
  3. 3 Reboot the vehicle and attempt to charge again
  4. 4 Schedule a Tesla Service appointment — the on-board charger may need replacement

Severity Notes

CHG-F056 is classified as a Fault, indicating a critical issue in the Charger system. Do not continue driving and contact Tesla Service immediately.

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