Kia Optima: Motor Driven Power Steering / MDPS Column and Housing
Repair procedures
| 1. |
Align the steering wheel so that the front wheels to facing straight
ahead.
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If the steering wheel and the front tires does not synchronize
to their centers together, open circuit on the clock spring cable
may occur due to change the steering wheel turning.
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| 2. |
Turn the ignition OFF and disconnect the negative (-) battery terminal.
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| 3. |
Remove the multifunction switch module.
(Refer to Body Electrical System - "Multifunction Switch")
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| 4. |
Remove the wiring fix clip (A) from the steering column.
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| 5. |
Remove the driver shower duct (A) after loosening the mounting screw.
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If the duct is removed by force, the connection point
on evaporator of duct may be broken.
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The parts may broken if assemble the shower duct with
excessive torque.
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| 6. |
Disconnect the MDPS power pack connectors (A).
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Disconnect the connector in the following order.
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| 7. |
Loosen the bolt (A) and remove the universal joint (B).
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Tightening torque :
49.0 - 58.8 N·m (5.0 - 6.0 kgf·m, 36.2 - 43.4 lb-ft)
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Secure the steering wheel so that it does not move.
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Lock the steering wheel in the straight ahead position
to prevent the damage of the clock spring inner cable.
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| 8. |
Remove the stop lamp switch.
(Refer to Brake System - "Stop Lamp Switch")
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| 9. |
Remove the MDPS Column & Housing (A) after loosening the mounting bolt
and nuts.
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Tightening torque
Bolt : 53.9 - 58.8 N·m (5.5 - 6.0 kgf·m, 39.8 - 43.4 lb-ft)
Nut : 25.0 - 29.4 N·m (2.5 - 3.0 kgf·m, 14.5 - 21.7 lb-ft)
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| 1. |
Remove the steering universal joint assembly (A) after loosening the
mounting bolt.
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Tightening torque :
49.0 - 58.8 N·m (5.0 - 6.0 kgf·m, 36.2 - 43.4 lb-ft)
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| • |
Install the component to the specified torque.
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Assemble the steering universal joint by taking care of the groove
so that it can be bolted.
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| 1. |
Assemble in the reverse order of disassembly.
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| 1. |
Check the steering column for damage and deformation.
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| 2. |
Check the joint bearing for damage and wear.
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| 3. |
Check the tilt bracket for damage and cracks.
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| 4. |
Check the key lock assembly for proper operation and replace it if necessary.
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Install the component to the specified torque.
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When assembling the MDPS assembly, insert the dowel pin (A) into
the groove of the MDPS bracket (B).
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| 1. |
Install in the reverse order of removal.
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| 2. |
Perform the "EPS Type Recognition" by KDS.
(Refer to MDPS System - "Diagnosis with KDS")
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| 3. |
Perform the "SAS Calibration" by KDS.
(Refer to MDPS System - "Diagnosis with KDS")
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Repair procedures
Inspection
1.
MDPS power pack assembly failure can be quickly diagnosed using the vehicle
diagnostic system (KDS).
(1)
Self-d ...
Components and components location
Components
1. Steering
gear box
2. STie rod end
3. Dust
cap
Repair procedures
Removal
...
Other information:
1. Open the trunk lid.
2. Open the service cover.
3. Remove the nuts from the vehicle.
4. Disconnect the rear combination lamp connector.
5. Remove the rear combination lamp assembly from the body of the vehicle.
6. Remove the socket from the assembly by turning the socket counterclockw ...
Repair procedures
Replacement
Put on gloves to protect your hands.
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Use a plastic panel removal tool to remov ...
MDPS System
Steering Gear Box