Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Kia >> 2012 >> Optima LX, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 10 (Front Suspension System - HEV) >> Front Lower Arm >> Repair procedures >> Replacement

Repair procedures: Replacement

WARNING: This page is about a different variant/trim than selected.
  1. Remove the front wheel & tire.

    Tightening torque: 

    88.3 ~ 107.9N.m(9.0 ~ 11.0kgf.m, 65.1 ~ 79.6lb-ft)

    Fig 1: Identifying Front Wheel & Tire
    G08308242Courtesy of KIA MOTORS AMERICA, INC.
    CAUTION: Be careful not to damage to the hub bolts when removing the front wheel & tire.
  2. Loosen the bolt & nut and then remove the lower arm (A).

    Tightening torque: 

    98.1 ~ 117.7N.m(10.0 ~ 12.0kgf.m, 72.3 ~ 86.6lb-ft)

    Fig 2: Identifying Lower Arm With Bolt And Nut
    G08308243Courtesy of KIA MOTORS AMERICA, INC.
  3. Loosen the bolts and nuts and then remove the front lower arm (A).

    Tightening torque 

    Front: 

    117.7 ~ 137.3N.m(12.0 ~ 14.0kgf.m, 86.8 ~ 101.3lb-ft)

    Rear: 

    137.3 ~ 156.9N.m(14.0 ~ 16.0kgf.m, 101.3 ~ 115.7lb-ft)

    Fig 3: Identifying Front Lower Arm With Bolt (1 Of 2)
    G08308244Courtesy of KIA MOTORS AMERICA, INC.
    Fig 4: Identifying Front Lower Arm With Bolt (2 Of 2)
    G08308245Courtesy of KIA MOTORS AMERICA, INC.
  4. Installation is the reverse of removal.