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Home >> Kia >> 2017 >> Optima Plug-In Hybrid EX >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 12 (Charging System - 2.0L (Except HEV)) >> Battery >> Repair Procedures >> Inspection >> Battery Terminal

Battery Terminal

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  1. Move back and forth to check that the battery terminals (A) are loose or corroded. If the terminals are corroded, clean them.
    Fig 1: Checking Battery Terminals (1 Of 2)
    G12145546Courtesy of KIA MOTORS AMERICA, INC.
    Fig 2: Checking Battery Terminals (2 Of 2)
    G12145547Courtesy of KIA MOTORS AMERICA, INC.

    If battery positive connection is loose, disconnect ground (GND) cable first before attempting to remove or tighten plus connection, to prevent personal injury.

  2. If the battery clamp on battery positive (+) terminal is not seated securely:
    1. Turn ignition switch OFF and disconnect the battery negative (-) terminal.
    2. Tighten battery clamp (A) on battery positive (+) terminal

      Battery positive (+) terminal: 

      7.8 - 9.8 N.m (0.8 - 1.0 kgf.m, 5.8 - 7.2 lb.ft)

      Fig 3: Locating Battery Clamp On Battery Positive (+) Terminal
      G12145548Courtesy of KIA MOTORS AMERICA, INC.
  3. If the battery clamp on battery negative (-) terminal is not seated securely:
    1. Tighten battery clamp (A) on battery negative (-) terminal.

      Battery negative (-) terminal: 

      4.0 - 6.0 N.m (0.4 - 0.6 kgf.m, 3.0 - 4.4 lb.ft)

      Fig 4: Locating Battery Clamp On Battery Negative (-) Terminal
      G12145549Courtesy of KIA MOTORS AMERICA, INC.