TESLA Unknown

CHG-U012

CHG_u012_PilotCurrentReduced

Also written as CHG_U012 / CHG U012 / CHG_u012_PilotCurrentReduced / chg_u012_pilotcurrentreduced

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-U012 mean?

Tesla unknown code in the Charger (CHG) module. The charging pilot current was reduced. If this alert is present, there may be external charging equipment connected to the vehicle that was not provided by Tesla.

Original Description

The charging pilot current was reduced. If this alert is present, there may be external charging equipment connected to the vehicle that was not provided by Tesla.

Affected Tesla Models

Model SModel XModel 3Model YCybertruck

What You May Notice

  • Charger alert: The charging pilot current was reduced. If this alert is present, there may be external charging equipment connected to
  • 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-U012 is a diagnostic or informational code in the Charger system. Typically no immediate action is required.

Other CHG Codes

View all CHG codes →