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Hyundai Tucson: Motor Driven Power Steering- Replacement

Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / Steering System / Motor Driven Power Steering / Motor Driven Power Steering- Replacement

Replacement

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

(Refer to Restraint - "Driver Airbag (DAB) Module and Clock Spring")

  1. Remove the steering wheel.

(Refer to Steering System - "Steering wheel")

  1. Remove the clock spring.

(Refer to Restraint - "Driver Airbag (DAB) Module and Clock Spring")

  1. Remove the multifunction switch.

(Refer to Body Electrical System - "Multifunction switch")

  1. Remove the steering column shroud lower panel.

(Refer to Body - "Steering Column Shroud lower Panel")

  1. Remove the crash pad lower pannel.

(Refer to Body - "Crash Pad Lower Pannel")

  1. Remove the brake pedal.

(Refer to Brake System - "Brake Pedal")

  1. Disconnect the MDPS connector (A, B).

  1. Remove the steering column assembly after loosening the mounting nuts (A) and bolt (B).

Tightening torque

(A) : 25.0 - 29.4 N.m (2.5 - 3.0 kgf.m, 14.5 - 21.7 lb-ft)

(B): 53.9 - 58.8 N.m (5.5 - 6.0 kgf.m. 39.8 - 43.4 lb-ft)

  1. Remove the MDPS power pack (A) after loosening the mounting bolts.

Tightening torque : 15.0-22.0 N.m (1.53 - 2.24 kgf.m. 11.1 - 16.2 lb-ft)

  1. Install a new power pack.

WARNING

When installing a new power pack, be sure to check whether the coupling is assembled before installing it.

  1. To install, reverse the removal procedures.
  2. Conduct the "EPS Type Recognition" by diagnostic tool.

(Refer to MDPS PowerPack Assembly - "Diagnosis with diagnostic tool")

  1. Conduct the "ASP Calibration" by diagnostic tool.

(Refer to MDPS PowerPack Assembly - "Diagnosis with diagnostic tool")

  1. Check the DTC.

Diagnosis with diagnostic tool

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