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Wiring diagrams Section: Manual & Power Steering

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Steering System - General Information - Except Hev: Specifications Kia Optima III

Manual & Power Steering

Specifications

Item		Specification
Type		Motor Driven Power Steering
Steering gear	Type	Rack & Pinion
Steering gear	Rack stroke	148 mm (5.82 in)
Steering angle (Max.)	Inner	40.04° ± 1.5°
Steering angle (Max.)	Outer	32.96°

ITEM SPECIFICATION CHART

Tightening Torques

Item	Tightening torque (kgf.m)
Item	Nm	Kgf.m	Lb-ft
Hub nuts	88.3 ~ 107.9	9.0 ~ 11.0	65.1 ~ 79.6
Steering wheel lock nut	39.2 ~ 49.0	4.0 ~ 5.0	28.9 ~ 36.2
Steering column mounting bolt and nut	12.7 ~ 17.7	1.3 ~ 1.8	9.4 ~ 13.0
Universal joint to pinion of steering gear	29.4 ~ 34.3	3.0 ~ 3.5	21.7 ~ 25.7
Tie rod end castle nut	34.3 ~ 44.1	3.5 ~ 4.5	25.7 ~ 32.5
Lower arm ball joint bolt and nut	98.1 ~ 117.7	10.0 ~ 12.0	72.3 ~ 86.8
Steering gear box mounting bolts	88.3 ~ 107.9	9.0 ~ 11.0	65.1 ~ 79.6
Stabilizer link nut	98.1 ~ 117.7	10.0 ~ 12.0	72.3 ~ 86.8
Sub frame mounting bolts & nuts	176.5~ 196.1	18.0 ~ 20.0	130.2 ~ 144.7
Roll rod mounting bolt & nut	107.9 ~ 127.5	11.0 ~13.0	79.6 ~ 94.0

TIGHTENING TORQUE SPECIFICATION CHART