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Home >> Kia >> 2011 >> Optima SX >> Repair and Diagnosis >> Engine Mechanical >> Intake System And Exhaust System - 2.0L >> Intercooler >> Repair Procedures >> Removal And Installation
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Removal And Installation

  1. Disconnect the battery terminals. Refer to BATTERY .
  2. Remove the air cleaner assembly and the intercooler inlet/outlet hoses. Refer to ENGINE AND TRANSAXLE ASSEMBLY .
  3. Remove the battery and battery tray. Refer to BATTERY .
  4. Remove the under covers. Refer to ENGINE AND TRANSAXLE ASSEMBLY .
  5. Remove the intercooler upper mounting bracket (A).

    Tightening torque 

    3.9 ~ 5.9 N.m (0.4 ~ 0.6 kgf.m, 2.9 ~ 4.3 lb-ft)

    Fig 1: Intercooler Upper Mounting Bracket
    G07385627Courtesy of KIA MOTORS AMERICA, INC.
  6. Remove the intercooler (A) after removing the air guide (B)

    Tightening torque 

    Air guide bolts:

    4.9 ~ 7.8 N.m (0.5 ~ 0.8 kgf.m, 3.6 ~ 5.8 lb-ft)

    Fig 2: Intercooler & Air Guide
    G07385628Courtesy of KIA MOTORS AMERICA, INC.
  7. Installation is reverse order of removal.