Hyundai Ioniq: Motor Driven Power Steering / MDPS Column and Housing. Repair procedures

Hyundai Ioniq (AE) 2017-2025 Service Manual / Steering System / Motor Driven Power Steering / MDPS Column and Housing. Repair procedures

Removal

1.	Remove the MDPS assembly. (Refer to Steering System - "MDPS Assembly")

2.	Remove the MDPS control unit. (Refer to Steering System - "MDPS Control Unit")

3.	Remove the MDPS motor. (Refer to Steering System - "MDPS Motor")

Installation

1.	Install in the reverse order of removal.

2.	Perform "set the steering feel torque to zero" using the GDS.

3.	Conduct the "ASP Calibration" by GDS. (Refer to MDPS Assembly - "Diagnosis with GDS")

4.	Conduct the "EPS Type Recognition" by GDS. (Refer to MDPS Assembly - "Diagnosis with GDS")

5.	Check the DTC.

6.	Turn off the IGN switch and wait for 20 seconds or more. Then check the operation after starting the engine.

MDPS Control Unit. Repair procedures

Replacement • If a DTC occurs in the ECU, check the connectors and wiring. If no problem is found, replace the ECU...

MDPS Assembly. Repair procedures

Removal1.Disconnect the battery negative cable from the battery and then wait for at least 30 seconds.2.Turn the steering wheel so that the front wheels are placed in the straight ahead position...

Other information:

Hyundai Ioniq (AE) 2017-2025 Service Manual: Case. Repair procedures

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Hyundai Ioniq (AE) 2017-2025 Service Manual: Knock Sensor (KS). Description and operation

DescriptionKnocking is a phenomenon characterized by undesirable vibration and noise and can cause engine damage. Knock Sensor (KS) is installed on the cylinder block and senses engine knocking.When knocking occurs, the vibration from the cylinder block is applied as pressure to the piezoelectric element...