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Home >> Kia >> 2012 >> Optima SX >> Repair and Diagnosis >> Electrical >> Charging Systems >> Charging System - 2.0L >> Alternator >> Repair Procedures >> Removal And Installation
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Removal And Installation

  1. Disconnect the battery negative terminal first, then the positive terminal.

    Tightening torque: 

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

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

  2. Disconnect the A/C compressor switch connector (A) the alternator connector (B), and the cable from alternator "B" terminal (C).
    Fig 1: A/C Compressor Switch, Alternator Connectors & Alternator B Terminal
    G07385683Courtesy of KIA MOTORS AMERICA, INC.
  3. Remove the drive belt (A) after turning the drive belt tensioner (B) counterclockwise.
    Fig 2: Drive Belt Tensioner & Belt Routing
    G07385684Courtesy of KIA MOTORS AMERICA, INC.
  4. Pull out the through bolt and then remove the alternator (A).

    Tightening torque: 

    49.0 ~ 63.7 N.m (5.0 ~ 6.5kgf.m, 36.2 ~ 47.0 lb-ft)

    Fig 3: Alternator
    G07385685Courtesy of KIA MOTORS AMERICA, INC.
  5. Installation is the reverse order of removal.