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Home >> Kia >> 2016 >> Optima SX Limited >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 25 (Automatic Transaxle Control System (HEV)) >> 26 Brake Control Solenoid Valve(26/B_VFS) >> Repair Procedures >> Removal

Repair Procedures: Removal

WARNING: This page is about a different variant/trim than selected.
  1. Shut off the high voltage circuit.

    (Refer to High Voltage Shut-Off Procedures . )

  2. Remove the under cover (A).

    Tightening torque: 

    7.8 ~ 11.8N.m (0.8 ~ 1.2kgf.m, 5.8 ~ 8.7 lb-ft)

    Fig 1: Locating Under Cover
    G11816010Courtesy of KIA MOTORS AMERICA, INC.
  3. Drain the coolant of hybrid motor cooling system.

    (Refer to Coolant . )

  4. Drain the coolant of engine & transaxle cooling system.

    (Refer to Coolant . )

  5. Remove the drain plug (A) and reinstall the drain plug after draining ATF totally.

    Tightening torque: 

    33.3 ~ 43.1 N.m (3.4 ~ 4.4 kgf.m, 24.6 ~ 31.8 lb-ft)

    Fig 2: Drain Plug
    G11816011Courtesy of KIA MOTORS AMERICA, INC.
  6. Remove the wire ring fixed clip (A).
    Fig 3: Wire Ring Fixed Clip
    G11816012Courtesy of KIA MOTORS AMERICA, INC.
  7. Remove the air duct (A).

    Tightening torque: 

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

    Fig 4: Removing Air Duct
    G11816013Courtesy of KIA MOTORS AMERICA, INC.
  8. Remove the air cleaner assembly.
    1. Disconnect the breather hose (A).
    2. Disconnect the air intake hose (B) and then remove the air cleaner assembly (C).

      Tightening torque: 

      Hose clamp bolt:

      2.9 ~ 4.9 N.m (0.3 ~ 0.5 kgf.m, 2.2 ~ 3.6lb-ft)

      Air cleaner assembly bolts:

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

      Fig 5: Breather Hose, Air Intake Hose And Air Cleaner Assembly
      G11816014Courtesy of KIA MOTORS AMERICA, INC.
      NOTE:
      • When installing the air intake hose, the plate of the hose clamp must be in line with the stopper of the hose.
      • When installing the air intake hose, the center of the mark of hose must be in line with the throttle body rib.
      Fig 6: Aligning Plate Of Hose Clamp With Stopper Of Hose
      G11816015Courtesy of KIA MOTORS AMERICA, INC.
  9. Remove the hybrid power control unit assembly.

    (Refer to "HPCU (Hybrid Power Control Unit) ")

  10. Remove the HPCU tray (A).

    Tightening torque: 

    19.6 ~ 29.4 N.m (2.0 ~ 3.0 kgf.m, 14.5 ~ 21.7 lb-ft)

    Fig 7: Locating HPCU Tray
    G11816016Courtesy of KIA MOTORS AMERICA, INC.
  11. Remove the automatic oil cooler tube (A).

    Tightening torque: 

    Eye bolt: 41.2 ~ 47.1 N.m (4.2 ~ 4.8 kgf.m, 30.4 ~ 34.7 lb-ft)

    Bracket bolt: 9.8 ~ 11.8 N.m (1.0 ~ 1.2 kgf.m, 7.2 ~ 8.7 lb-ft)

    Fig 8: Automatic Oil Cooler Tube
    G11816017Courtesy of KIA MOTORS AMERICA, INC.
  12. Remove the ATF Warmer hose (A) and then remove the valve body cover (B).

    Tightening torque: 

    11.8 ~ 13.7 N.m (1.2 ~ 1.4 kgf.m, 8.7 ~ 10.1 lb-ft)

    Fig 9: ATF Warmer Hose And Valve Body Cover
    G11816018Courtesy of KIA MOTORS AMERICA, INC.
  13. Remove the main harness (C) and oil temperature sensor (B) after loosening the bolts (A).

    Tightening torque: 

    9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb.ft)

    Fig 10: Oil Temperature Sensor, Main Harness And Bolts
    G11816019Courtesy of KIA MOTORS AMERICA, INC.
  14. Remove the solenoid valve support bracket (A).

    Tightening torque: 

    9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb.ft)

    Fig 11: Solenoid Valve Support Bracket
    G11816020Courtesy of KIA MOTORS AMERICA, INC.
  15. Remove the 26-brake control solenoid valve (A).
Fig 12: 26-Brake Control Solenoid Valve
G11816021Courtesy of KIA MOTORS AMERICA, INC.