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 "CRASH PAD LOWER PANEL .")
- After loosening the mounting screws, then remove the steering column shroud lower panel (A) by using a screw driver.
- 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: 12.7 - 17.7 Nm (1.3 - 1.8 kgf.m, 9.4 - 13.0 lbft)
Bolt: 44.1 - 49.0 Nm (4.5 - 5.0 kgf.m, 32.5 - 36.2 lbft)
- Loosen the MDPS motor bolts (A) 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.
- Connect self - diagnosis connector (16 pins) located in the lower of driver side crash pad to self - diagnosis device.
- Turn the self - diagnosis device after key is ON.
- Select the "vehicle model" and "EPS system" on GDS vehicle selection screen.
- Select the "Part exchange (Power steering Motor)".
- Follow the instructions shown on the screen below.
NOTE: Entering incorrect motor constant value may cause a serious problem in the MDPS. - Conduct the "ASP Calibration" by GDS.
(Refer to "MOTOR DRIVEN POWER STEERING SYSTEM DIAGNOSIS .")
- Turn off the IGN switch and wait for 10 seconds or more. Then check the operation after starting the engine.