Repair Procedures: Replacement

NOTE:

When a DTC related to MDPS motor occurs, check the connectors and wiring. If no problem is found, replace the motor.
Be sure to check the last two digits of the constant in the bar code of new MDPS motor before replacing the motor.
Entering incorrect motor constant value may cause a serious problem in the MDPS.

Disconnect the battery negative cable from the battery and then wait for at least 30 seconds.
Remove the crash pad lower panel.
(Refer to Body - "CRASH PAD LOWER PANEL ")
After loosening the mounting screws, then remove the steering column shroud lower panel (A).

Fig 1: Locate Steering Column Shroud Lower Panel With Mounting Screws
Courtesy of KIA MOTORS AMERICA, INC.
Disconnect all connectors connected to the steering column.
Remove the steering column & EPS unit assembly by loosening the mounting bolt (B) and nuts (A).
Tightening torque:

Nut: 2.7 - 17.7 N.m (1.3 - 1.8 kgf.m, 9.4 - 13.0 lb.ft)

Bolt: 29.4 - 34.3 N.m (3.0 - 3.5 kgf.m, 21.7 - 25.3 lb.ft)

Fig 2: Locate Steering Column & EPS Unit Assembly Mounting Nuts
Courtesy of KIA MOTORS AMERICA, INC.

Fig 3: Locate Steering Column & EPS Unit Assembly Mounting Bolt
Courtesy of KIA MOTORS AMERICA, INC.
Loosen the MDPS motor bolts and then remove the MDPS motor.
NOTE:
- Be careful not to damage the driver's seat when replacing the MDPS motor.
- Be careful not to damage the MDPS motor & ECU.
- If shock the motor, may occurs a noise caused by the bearing damage of motor inside.
Install in the reverse order of removal.
Perform the "Inputting the motor constant value" by GDS 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 GDS vehicle selection screen.
4. Select the "Part exchange (Power steering Motor)".
  
  Fig 4: Scantool Display - Part Exchange (Power Steering Motor) And ID Register
  Courtesy of KIA MOTORS AMERICA, INC.
5. Follow the instructions shown on the screen.
Fig 5: Scantool Display - Part Exchange (Power Steering Motor)
Courtesy of KIA MOTORS AMERICA, INC.

Fig 6: Scantool Display - Part Exchange Procedure (Power Steering Motor)
Courtesy of KIA MOTORS AMERICA, INC.

Fig 7: Scantool Display - Part Exchange (Power Steering Motor) With Motor Constant Value
Courtesy of KIA MOTORS AMERICA, INC.

NOTE: Entering incorrect motor constant value may cause a serious problem in the MDPS.
Conduct the "ASP Calibration" by GDS.
(Refer to MDPS Motor - "DIAGNOSIS WITH GDS ")
Turn off the IGN switch and wait for 10 seconds or more. Then check the operation after starting the engine.