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Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 110 (Charging System (HEV)) >> Auxiliary 12V Battery >> Description and Operation >> Description

Description and Operation: Description

WARNING: This page is about a different variant/trim than selected.
  1. The maintenance-free battery is, as the name implies, totally maintenance free and has no removable battery cell caps.
  2. Water never needs to be added to the maintenance-free battery.
  3. The battery is completely sealed, except for small vent holes in the cover.
    Fig 1: Identifying Auxiliary 12V Battery
    G10588489Courtesy of HYUNDAI MOTOR AMERICA
    NOTE: After disconnecting then reconnecting the battery negative cable, reset some parts that require the reset procedures. (Refer to "GENERAL INFORMATION ")