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Home >> Kia >> 2020 >> Optima Plug-In Hybrid EX >> Repair and Diagnosis >> Transmission >> Engine Clutch Assembly (PHEV) >> Repair Procedures >> Installation

Repair Procedures: Installation

  1. After installing the engine clutch assembly (B), install the snap ring (A).
    G13365458Courtesy of KIA MOTORS AMERICA, INC.
  2. To obtain suitable engine clutch end play, measure the height between A and B as indicated below and select spacer of suitable thickness by referring to the table below.
    G13365459Courtesy of KIA MOTORS AMERICA, INC.
    G13365460Courtesy of KIA MOTORS AMERICA, INC.
    A - B = C [in.(mm)] Part Number Spacer Thickness [in.(mm)]
    C = 0.0386(0.980) to 0.0421(1.070) 45849-3D902 0.0354(0.90)
    C = 0.0421(1.070) to 0.0457(1.160) 45849-3D992 0.0390(0.99)
    C = 0.0457(1.160) to 0.0492(1.250) 45849-3D082 0.0425(1.08)
    C = 0.0492(1.250) to 0.0528(1.340) 45849-3D172 0.0461(1.17)
    C = 0.0528(1.340) to 0.0563(1.430) 45849-3D262 0.0496(1.26)
    C = 0.0563(1.430) to 0.0598(1.520) 45849-3D352 0.0531(1.35)
    C = 0.0598(1.520) to 0.0634(1.610) 45849-3D442 0.0567(1.44)
    C = 0.0634(1.610) to 0.0669(1.700) 45849-3D532 0.0602(1.53)
    C = 0.0669(1.700) to 0.0705(1.790) 45849-3D622 0.0638(1.62)
    C = 0.0705(1.790) to 0.0740(1.880) 45849-3D712 0.0673(1.71)
    C = 0.0740(1.880) to 0.0776(1.970) 45849-3D802 0.0709(1.80)
    C = 0.0776(1.970) to 0.0811(2.060) 45849-3D802 0.0744(1.89)
    C = 0.0811(2.060) to 0.0846(2.150) 45849-3D982 0.0780(1.98)
    C = 0.0846(2.150) to 0.0882(2.240) 45849-3D072 0.0815(2.07)
    C = 0.0882(2.240) to 0.0917(2.330) 45849-3D162 0.0850(2.16)
    C = 0.0917(2.330) to 0.0953(2.420) 45849-3D252 0.0886(2.25)
  3. Install the spacer (A).
    G13365461Courtesy of KIA MOTORS AMERICA, INC.
  4. Remove the residual sealant from the contacting area of motor assembly and automatic transaxle.
    NOTE:
    • Be careful not to scratch the contacting area when removing sealant.
    • Perform procedure after taping the area to prevent residual sealant from entering automatic transaxle motor housing.
  5. Apply grease to inner surface (A) of automatic transaxle motor housing.

    Recommended Grease Grade:  CASMOLY L9508, KLUBER 9R100 or equivalent

    G13365462Courtesy of KIA MOTORS AMERICA, INC.
  6. Apply sealant on the motor housing side.

    Recommended Grease Grade:  LOCTITE FMD-546, THREE-BOND TB1281B or equivalent

    G13365463Courtesy of KIA MOTORS AMERICA, INC.
    NOTE:
    • Wipe off the motor housing surface before applying sealant.
    • Apply sealant inside the bolt holes.
  7. Install motor removal/installation tool (09365-3D630) to the motor assembly.
    G13365464Courtesy of KIA MOTORS AMERICA, INC.
  8. By using a jack, install the motor assembly (A) to automatic transaxle (B).
    G13365465Courtesy of KIA MOTORS AMERICA, INC.
    NOTE: To prevent damaging the o-ring, slowly lower the motor assembly onto the automatic motor housing while maintaining horizontality.
  9. Remove the motor removal/installation tool (09365-3D630) from the motor assembly.
  10. After installing the rotor rotating tool (09365-3D400) to spline, align the engine clutch spline by rotating it by 1 notch.
    G13365466Courtesy of KIA MOTORS AMERICA, INC.
  11. Remove the motor removal/installation guide (09450-3D200).
  12. Tighten the motor assembly mounting bolts.

    Tightening torque: 

    19.6 - 25.5 N.m (2.0 - 2.6 kgf.m, 14.5 - 18.8 Ib.ft)

    G13365467Courtesy of KIA MOTORS AMERICA, INC.
  13. To measure the engine clutch end play, install the end play measuring jig (09365-3D900).
    G13365468Courtesy of KIA MOTORS AMERICA, INC.
  14. After installing the dial gauge above the end play measuring jig (09365-3D900), pull the spline (A) to measure the end play.

    End Play:  0.05 - 0.20 mm

    G13365469Courtesy of KIA MOTORS AMERICA, INC.
    NOTE: If the measured value of end play is out of specification, remove the motor assembly again and replace with a spacer of suitable thickness. (Refer to:  Install The Spacer)
  15. Perform ATF leak test.

    (Refer to Hybrid Drive Motor Assembly - " MOTOR ATF LEAK TEST (MOTOR COOLING LINE)  ") 

  16. By using the oil seal installer (09365-3D500, 09231-H1100), install the motor oil seal.
    G13365470Courtesy of KIA MOTORS AMERICA, INC.
    NOTE: Install by using a rubber hammer being careful not to impact the motor assembly.
  17. Install the automatic transaxle

    (Refer to Automatic Transaxle System - " AUTOMATIC TRANSAXLE  ") 

  18. Perform TCM learning procedure.

    (Refer to Automatic Transaxle System - " AUTOMATIC TRANSAXLE CONTROL SYSTEM  ")