Kia Optima Hybrid: Steering System / Specifications

Specifications
Item
Specification
Type
Motor Driven Power Steering
Steering gear
Type
Rack & Pinion
Rack stroke
148mm (5.82in)
Steering angle(Max.)
Inner
40.05° ± 1.5°
Outer
32.95°

Tightening Torques
Item
Tightening torque (kgf.m)
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
156.9 ~ 176.5
16.0 ~ 18.0
115.7 ~ 130.2
Roll rod mounting bolt & nut
107.9 ~ 127.5
11.0 ~13.0
79.6 ~ 94.0

High Voltage Shut-off Procedures

High Voltage Shut-off Procedures     Be sure to read and follow the “General Safety Information and Caution” before doing any work related with the high voltage system. Failure to follow ...

Special Service Tools

Special Service Tools Tool Name / NumberIIIustrationDescriptionLower arm ball joint remover0K545-A9100Removal of front lower arm from front axle Personal Protective Equipment NameIllustrationDescriptionInsulation ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: SS-A Solenoid Valve (ON/OFF) Repair procedures


Inspection 1. Turn ignition switch OFF. 2. Remove the air duct (A). Tightening torque: 7.8 ~ 9.8 N.m (0.8 ~ 1.0 kgf.m, 5.8 ~ 7.2 lb-ft) 3. Remove the air cleaner assembly. (1) Disconnect the breather hose (A). (2) Disconnect the air intake hose (B) and then remove the air cleaner assembly (C). Tightening ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Rear Shock Absorber Repair procedures


Replacement 1. Remove the rear wheel & tire. Tightening torque: 88.3 ~ 107.9N.m(9.0 ~ 11.0kgf.m, 65.1 ~ 79.6lb-ft)     Be careful not to damage the hub bolts when removing the rear wheel & tire. 2. Loosen the bolt & nut and then disconnect the shock absorber (A) from the rear axle. ...

© 2025 Copyright www.koptimatfhev.com