Kia Rio: Motor Driven Power Steering / MDPS Control Unit
Repair procedures
| Removal |
| 1. |
Disconnect the battery negative cable. |
| 2. |
Remove the crash pad lower panel. (Refer to Body - "Crash Pad Lower Panel") |
| 3. |
Disconnect the MDPS EUC connector.
|
| 4. |
Loosen the MDPS ECU bolts and then remove the MDPS ECU.
|
| 5. |
Install in the reverse order of removal. |
| 6. |
Perform the "Steering Angle Sensor (SAS) Calibration" and "Set the steering feel torque to zero". |
| 7. |
Turn off the IGN switch and wait for 10 seconds or more. Then check the operation after starting the engine. |
| Installation |
| 1. |
Install in the reverse order of removal. |
| 2. |
Check the wheel alignment. (Refer to Suspension System - "Alignment") |
| 3. |
Perfrom the ASP Calibration. (Refer to Electric Power Steering - " Repair procedures") |
| Diagnosis with KDS |
Steering Angle Sensor (SAS) Calibration and Set the steering feel torque to zero
|
| 1. |
Connect self-diagnosis connector (16pins) located under the driver side crash pad to self-diagnosis device, and then turn the self-diagnosis device after key is ON. |
| 2. |
Select the "vehicle model" and "Motor Driven Power Steering" on KDS vehicle selection screen. |
| 3. |
Select the "Steering Angle Sensor (SAS) Calibration" on KDS screen, then select OK. |
| 4. |
Proceed with the test according to the screen instructions.
|
| 5. |
Select the "Set the steering feel torque to zero" on KDS screen, then select OK. |
| 6. |
Proceed with the test according to the screen instructions.
|
| 7. |
Remove the DTC. |
| 8. |
Turn off the IG switch and wait for 10 seconds or more before starting the engine. And then make sure that MDPS works properly. |
MDPS Motor
Repair procedures
Removal
1.
Disconnect the battery negative cable.
2.
Remove the crash pad lower panel.
(Refer to Body - "Crash Pad Lower P ...
MDPS Column and Housing
Repair procedures
Removal
1.
Remove the steering column and shaft assembly.
(Refer to Motor Driven Power Steering - "Steering Column and Shaft")
...
Other information:
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Kia Rio 2017-2025 YB Owners Manual: Notes on the safe use of the Tire Mobility Kit
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