Hyundai Palisade (LX2): Motor Driven Power Steering / MDPS PowerPack Assembly

Hyundai Palisade (LX2) 2020-2025 Service Manual / Steering System / Motor Driven Power Steering / MDPS PowerPack Assembly

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 steering wheel.
(Refer to Steering System - "Steering wheel")
4.
Remove the steering column shroud lower panel.
(Refer to Body - "Steering Column Shroud lower Panel")
5.
Remove the crash pad lower pannel.
(Refer to Body - "Crash Pad Lower Pannel")
6.
Disconnect the MDPS connector (A).

Hyundai Palisade. Repair procedures
7.
Remove the fixed clip (A) and then remove the wiring from the steering column.

Hyundai Palisade. Repair procedures
8.
Loosen the mounting screws and remove the shower duct [LH] (A).

Hyundai Palisade. Repair procedures
9.
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
(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)

Hyundai Palisade. Repair procedures

Hyundai Palisade. Repair procedures
10.
Remove the MDPS motor (A) after loosening the bolts.

Hyundai Palisade. Repair procedures
11.
Install in the reverser order of removal.
12.
Conduct the "EPS Type Recognition" by GDS.
(Refer to MDPS motor - "Diagnosis with GDS")
13.
Conduct the "ASP Calibration" by GDS.
(Refer to MDPS motor - "Diagnosis with GDS")
14.
Check the DTC.
15.
Turn off the IGN switch and wait for 20 seconds or more. Then check the operation after starting the engine.
Diagnosis with GDS
EPS Type Recognition
Hyundai Palisade. Repair procedures   
•
When missing the EPS Type Recognition, occure a problem with motor driven power steering performance.
EPS Type Recognition procedures
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.
Turn the steering wheel to straight ahead position.
4.
After Selecting the "vehicle model" and "system", select the "EPS Type Recognition" on GDS vehicle selection screen.

Hyundai Palisade. Repair procedures

Hyundai Palisade. Repair procedures
5.
Remove the DTC.
6.
Turn off the IG switch and wait for 20 seconds or more before starting the engine. And then make sure that MDPS works properly.
SAS Calibration
–
Steering-angle sensor detects the steering angle and steering angle speed. Steering angle and steering angle speed are used for steering wheel damping and return controls in addition to providing assistance torque.
Hyundai Palisade. Repair procedures   
•
You can use a scan tool to (GDS) check if the battery voltage is proper before perform the "SAS Calibration".
•
Make sure that no connector engaged to the vehicle or scan tool is disconnected during the "SAS Calibration".
•
Once the "SAS Calibration" is complete, turn off the IG switch and wait for 10 seconds or more before starting the engine to check the operation.
SAS Calibration procedures
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.
Turn the steering wheel to straight ahead position.
4.
After Selecting the "vehicle model" and "system", select the "SAS Calibration" on GDS vehicle selection screen.

Hyundai Palisade. Repair procedures

Hyundai Palisade. Repair procedures
5.
Remove the DTC.
6.
Turn off the IG switch and wait for 10 seconds or more before starting the engine. And then make sure that MDPS works properly.

    A/S Repair produres [C-MDPS] MDPS System A/S Workflow ① Noise / malfunction Inspection ② Warning lamp (DTC) / CAN Line error 2 - 1 Checking Connectors and Wiring 1.

    Repair procedures Replacement [C-MDPS] 1. Turn the ignition switch OFF and disconnect the battery negative (-) cable.

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