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Home >> Hyundai >> 2022 >> Kona SEL, 4WD >> Repair and Diagnosis >> Steering >> Steering Column >> Motor Driven Power Steering System >> MDPS Motor >> Repair Procedures >> Replacement

Repair Procedures: Replacement

  1. Turn the ignition switch OFF and disconnect the battery negative (-) cable.
  2. Turn the steering wheel so that the front wheels are placed in the straight ahead position.
  3. Remove the driver airbag module (DAB).

    (Refer to DRIVER AIRBAG (DAB) MODULE & CLOCK SPRING Restraint - "Driver Airbag (DAB) Module and Clock Spring")

  4. Disconnect the connector (A) and then remove the steering wheel by loosening the lock bolt (B).

    Tightening torque: 

    44.1 - 49.0 N.m (4.5 - 5.0 kgf.m, 32.5 - 36.2 lb-ft)

    G14715646Courtesy of HYUNDAI MOTOR AMERICA
    NOTE:
    • Do not reuse the steering lock bolt.
    • When assembling, match the gear teeth as shown in the illustration below.
    G14715647Courtesy of HYUNDAI MOTOR AMERICA
  5. Remove the crash pad lower panel.

    (Refer to Body - "CRASH PAD LOWER PANEL ")

  6. Remove the steering column shroud upper panel (A).
    G14715648Courtesy of HYUNDAI MOTOR AMERICA
  7. Remove the steering column shroud lower panel (A).
    G14715649Courtesy of HYUNDAI MOTOR AMERICA
  8. Disconnect the connector (A), (B) and then remove the clock spring (C).
    G14715650Courtesy of HYUNDAI MOTOR AMERICA
    G14715651Courtesy of HYUNDAI MOTOR AMERICA
  9. Remove the multifunction switch.

    (Refer to Body Electrical System - "MULTIFUNCTION SWITCH ")

  10. Disconnect the ignition switch connector (A), (B).
    G14715652Courtesy of HYUNDAI MOTOR AMERICA
    G14715653Courtesy of HYUNDAI MOTOR AMERICA
  11. Disconnect the MDPS ECU connector (A), (B).
    G14715654Courtesy of HYUNDAI MOTOR AMERICA
    G14715655Courtesy of HYUNDAI MOTOR AMERICA
  12. Remove the MDPS assembly by loosening the mounting nuts (A) and bolt (B).

    Tightening torque 

    1. 25.0 - 29.4 N.m (2.5 - 3.0 kgf.m, 14.5 - 21.7 lb-ft)
    2. 53.9 - 58.8 N.m (5.5 - 6.0 kgf.m, 39.8 - 43.4 lb-ft)
    G14715656Courtesy of HYUNDAI MOTOR AMERICA
  13. Remove the motor (A) by loosening the bolts and then replace the new one.

    Tightening torque: 

    6.9 - 10.8 N.m (0.7 - 1.1 kgf.m, 5.1 - 8.0 lb-ft)

    G14715657Courtesy of HYUNDAI MOTOR AMERICA
    NOTE:
    • Be sure to check the last two digits of the constant in the barcode of new MDPS motor before replacing the motor.
    G14715658Courtesy of HYUNDAI MOTOR AMERICA
  14. Install in the reverse order of removal.
  15. Perform the "Inputting the motor constant value" by diagnostic tool following in the order below.
    1. Connect self - diagnosis connector (16pins) located in the lower of driver side crash pad to self - diagnosis device.
    2. Turn the self - diagnosis device after key is ON.
    3. Select the "vehicle model" and "EPS system" on diagnostic tool vehicle selection screen.
    4. Select the "Part exchange (Power steering Motor)".
      G14715659Courtesy of HYUNDAI MOTOR AMERICA
    5. Follow the instructions shown on the screen.
    G14715660Courtesy of HYUNDAI MOTOR AMERICA
    G14715661Courtesy of HYUNDAI MOTOR AMERICA
    G14715662Courtesy of HYUNDAI MOTOR AMERICA
    CAUTION:
    • Entering incorrect motor constant value may cause a serious problem in the MDPS.
  16. Conduct the "ASP Calibration" by diagnostic tool.

    (Refer to MDPS Motor - "DIAGNOSIS WITH DIAGNOSTIC TOOL ")

  17. Remove the DTC and then perform the Conduct the "MDPS TEST (Motor Driven Power Steering)" by diagnostic tool.

    (Refer to Motor Driven Power Steering - "MDPS PERFORMANCE INSPECTION ")

  18. Turn off the IGN switch and wait for 10 seconds or more. Then check the operation after starting the engine.
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