Kia Optima: Motor Driven Power Steering / Steering Gear Box
Components and components location
1. Steering
gear box
2. STie rod end
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3. Dust
cap
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Repair procedures
1. |
Align the steering wheel so that the front wheels to facing straight
ahead.emove the front wheel and tire.
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. |
Loosen the bolt (A) and remove the universal joint (B).
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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4. |
Remove the front wheel and tire.
(Refer to Tires/Wheels - "Wheel")
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5. |
Disconnect the stabilizer link with the front strut assembly after loosening
the nut (A).
Tightening torque :
98.1 - 117.7 N·m (10.0 - 12.0 kgf·m, 72.3 - 86.8 lb-ft)
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•
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When loosening the nut (A), hold the stabilizer bar link
stud using hex socket or wrench.
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Be careful not to damage the stabilizer link boots.
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6. |
Disconnect the tie rod end ball joint from the knuckle by using the SST
(09568-2J100).
(1) |
Remove the snap pin (C).
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(2) |
Remove the lock nut (B) and washer (A).
Tightening torque :
98.1 - 117.7 N·m (10.0 - 12.0 kgf·m, 72.3 - 86.8 lb-ft)
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Do not reuse mounting nut.
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(3) |
Disconnect the tie rod end ball joint from the knuckle by using
the SST (09568-2J100).
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7. |
Loosen the lower arm mounting nut (A).
(1) |
Remove the snap pin (A).
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(2) |
Remove the lower arm mounting nut (B) and washer (C).
Tightening torque :
98.1 - 117.7 N·m (10.0 - 12.0 kgf·m, 72.3 - 86.8 lb-ft)
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To loosen the nut (B), fix the bolt on the opposite side
to prevent it from turning.
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8. |
Disconnect lower arm ball joint from the knuckle by using the SST (0K545-A9100).
(1) |
After removing bolts from the front knuckle, install and tighten
the sub body bolt (A)
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(2) |
Input the sub body (B) between the front knuckle and the sub
body bolt.
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(3) |
Tighten the bolt (C) of the sub body to broaden the gap of the
front knuckle.
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(4) |
Install the safe wire and main body (A) between the front strut
and the lower arm.
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(5) |
After installing a body (A), rotate the handle (B) clockwise
util the clamp is fixed on the lower arm.
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(6) |
Tighten the main body bolt (A) slowly and remove the lower arm
from the front knuckle.
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9. |
Remove the engine room under cover.
G 2.0 NU MPI (Refer to Engine Mechanical System - "Engine Room Under
Cover")
G 2.5 GDI THETA II (Refer to Engine Mechanical System - "Engine Room
Under Cover")
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10. |
Separate the roll rod bracket (C) after loosening the bolts (A), (B).
Tightening torque :
(A) : 107.8 -127.4 N·m (11.0 - 13.0 kgf·m, 79.5 - 94.0 lb-ft)
(B) : 49.0 - 63.7 N·m (5.0 - 6.5 kgf·m, 36.2 - 47.0 lb-ft)
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11. |
Remove the heat protector (A).
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12. |
Remove the muffler rubber hanger (A).
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13. |
Remove the fasner (A).
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14. |
Remove the sub frame.
A : Front sub frame stay
B : Rear sub frame stay
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(1) |
Loosen the stay bolts (A) from the front sub frame stay.
Tightening torque :
44.1 - 58.8 N·m (4.5 - 6.0 kgf·m, 32.5 - 43.4 lb-ft)
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[LH]
[RH]
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(2) |
Loosen the stay bolts (A) from the rear sub frame stay.
Tightening torque :
44.1 - 58.8 N·m (4.5 - 6.0 kgf·m, 32.5 - 43.4 lb-ft)
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[LH]
[RH]
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(3) |
Support the sub frame securely with the jack (A).
If the mission jack is used to remove the subframe, it
may tip forward, which may cause injury.
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(4) |
Loosen the mounting nut and remove the front sub frame stay (A).
Tightening torque :
176.6 -196.2 N·m (18.0 - 20.0 kgf·m, 130.1 - 144.6 lb-ft)
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[LH]
[RH]
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(5) |
Loosen the mounting nut and remove the rear sub frame stay (A).
Tightening torque :
176.6 -196.2 N·m (18.0 - 20.0 kgf·m, 130.1 - 144.6 lb-ft)
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[LH]
[RH]
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(6) |
Slowly lower the jack to remove the sub frame.
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15. |
Remove the steering gear box heat protector (A) after loosening the mounting
bolts
Tightening torque :
8.0 - 12.0 N·m (0.8 - 1.2 kgf·m, 5.9 - 8.8 lb-ft)
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16. |
Remove the steering gear box (A) after loosening the mounting bolts
Tightening torque :
107.8 -127.4 N·m (11.0 - 13.0 kgf·m, 79.5 - 94.0 lb-ft)
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• |
Do not disassemble the steering gear box.
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Except the simple connecting parts, if the noise/cleanliness/functions
related parts of the steering gear box replaced, its quality cannot
be guaranteed.
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Tie rod end
1. |
Loosen the tie rod end lock nut (A).
Tightening torque :
49.0 - 53.9 N·m (5.0 - 5.5 kgf·m, 36.2 - 39.8 lb-ft)
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For easier assembly, measure the length or mark with paint on
the thread before loosening the tie rod end lock nut.
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2. |
Remove the tie rod end (A) by loosening it in the counterclockwise.
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3. |
Replace the tie rod end with a new one.
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4. |
Check the alignment.
(Refer to Suspension System - "Alingment")
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Bellows
1. |
Remove the tie rod end.
(Refer to Replacement - "Tie rod end")
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2. |
Remove the tie rod end lock nut (A).
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3. |
Remove the bellows clamp (A).
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4. |
Remove the bellows band (A).
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Be sure to replace the band with a new one.
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After installing together with the band, assemble the
bellows.
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5. |
Remove the bellows (A) to the arrow direction.
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6. |
Replace the bellows with a new one.
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7. |
Check the alignment.
(Refer to Suspension System - "Alingment")
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Dust cap
1. |
Remove the dust cap cover (A).
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2. |
Remove the dust cap (A).
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3. |
Replace the tie rod end with a new one.
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Refer to the drawing below, adjust the parts to the correct
position during assembly.
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Assemble the dust cap after cleaning the pinion shaft.
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4. |
Check the alignment.
(Refer to Suspension System - "Alingment")
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Install the component to the specified torque.
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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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4. |
Check the alignment.
(Refer to Suspension System - "Alingment")
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Repair procedures
Removal
1.
Align the steering wheel so that the front wheels to facing straight
ahead.
...
General information
General
The supplemental restraint system (SRS) is designed to supplement the seat belt
to help reduce the risk or severity of injury to the driver and passenger by ...
Other information:
Repair procedures
Removal and Installation
1.
Remove the drive belt.
(Refer to Drive Belt System - "Drive Belt")
2.
Remove the idler (A).
Tightening torque :
39.2 - 49.0 N•m (4.0 - 5.0 kgf•m, 28.9 - 36.2 ...
Components and components location
Component Location
1. Rear door module
Repair procedures
Replacement
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When removing with a flat-tip screwd ...