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Home >> Kia >> 2021 >> Seltos EX >> Repair and Diagnosis >> Steering >> Steering Column >> Motor Driven Power Steering System >> MDPS Motor >> Repair Procedures >> Replacement
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Repair Procedures: Replacement

  1. Turn the steering wheel so that the front wheels are placed in the straight ahead position.
    CAUTION: If the steering wheel and the front tires are not set straight ahead together, it may affect the number of circulation of steering wheel and damage the cable inside the clock spring.
  2. Turn the ignition OFF and disconnect the battery negative (-) cable.
    WARNING: Disconnect the battery negative cable from the battery and then wait for at least 30 seconds.
  3. Remove the steering column shroud upper panel.

    (Refer to Body - "STEERING COLUMN SHROUD PANEL ")

  4. Remove the crash pad lower panel.

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

  5. Disconnect the MDPS ECU connectors (A).
    G13481467Courtesy of KIA MOTORS AMERICA, INC.
  6. Loosen the mounting nut (A) and bolt (B) and leave the steering column and EPS unit assembly lie on the vehicle's floor.

    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)
    G13481468Courtesy of KIA MOTORS AMERICA, INC.
    G13481469Courtesy of KIA MOTORS AMERICA, INC.
  7. Loosen the bolts and then remove the MDPS motor (A).

    Tightening torque:  8.0 - 12.0 N.m (0.82 - 1.22 kgf.m, 5.9 - 8.8 lb-ft)

    G13481470Courtesy of KIA MOTORS AMERICA, INC.
  8. Install the MDPS motor.
    NOTE: When installing a new power pack, install it after checking the coupling (A).
    G13481471Courtesy of KIA MOTORS AMERICA, INC.
  9. Install in the reverse order of removal.
  10. Conduct the "EPS Type Recognition" by Diagnostic tool.

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

  11. Conduct the "SAS Calibration" by diagnostic tool.

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

  12. Check the DTC.
    NOTE: If problem persist, replace the MDPS control unit.
  13. Turn off the ignition and wait for 20 seconds or more. Then check the operation after starting the engine.