DTC P1EFA Chevrolet

Battery Charger High Voltage Converter 1 Input Current Too High

Battery Charger High Voltage Converter 1 Input Current Too High

Description

P1EFA The vehicle 12 V battery system voltage needs to be above 9 V. The vehicle is connected to an 120 V AC supply and battery charging is charging the high voltage battery supply.

Cause and Solution

P1EFA, P1EFBThe battery charger detects an internal over current condition. This is an internal measurement to the battery charger.

Video Guide

Duration: PT4M7S | Uploaded: 2020-08-02

Diagnostic Info

  • DTC Code: P1EFA
  • Brand: Chevrolet
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