TESLA Unknown

CHG-U004

CHG_u004_wallPowerRemoval

Also written as CHG_U004 / CHG U004 / CHG_u004_wallPowerRemoval / chg_u004_wallpowerremoval

System
CHG
Charger
Type
Unknown
Category
Charging
Severity
Diagnostic / Info

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-U004 mean?

Tesla unknown code in the Charger (CHG) module. The charger has detected a loss of wall power.

Original Description

The charger has detected a loss of wall power.

Affected Tesla Models

Model SModel XModel 3Model YCybertruck

What You May Notice

  • Charger alert: The charger has detected a loss of wall power.
  • Charging notification in the Tesla app

How to Diagnose and Resolve

  1. 1 Reboot the vehicle and retry charging
  2. 2 Try a different cable or Wall Connector
  3. 3 Schedule service if AC charging consistently underperforms

Severity Notes

CHG-U004 is a diagnostic or informational code in the Charger system. Typically no immediate action is required.

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