Kia Optima Hybrid: ESC(Electronic Stability Control) System / Front Wheel Speed Sensor Repair procedures

Removal
1.
Remove the front wheel and tire.

Tightening torque:
88.3 ~ 107.9 N.m (9.0 ~ 11.0 kgf.m, 65.1 ~ 79.6 lb-ft)

2.
Remove the front wheel speed sensor mounting bolt (A).

Tightening torque:
6.9 ~ 10.8 N.m (0.7 ~ 1.1 kgf.m, 5.1 ~ 8.0 lb-ft)

3.
Remove the front wheel guard .
4.
Remove the front wheel speed sensor cable mounting bolt.
5.
Disconnect the front wheel speed sensor connector, then remove the front wheel speed sensor.
6.
Installation is the reverse of removal.
Inspection
1.
Measure the output voltage between the terminal of the wheel speed sensor and the body ground.
   
In order to protect the wheel speed sensor, when measuring output voltage, a 100 ? resister must be used as shown.

2.
Compare the change of the output voltage of the wheel speed sensor to the normal change of the output voltage as shown below.


V_low : 0.59V ~ 0.84V
V_high : 1.18V ~ 1.68V
Frequency range : 1 ~ 2,500Hz

Front Wheel Speed Sensor Components and Components Location

Components 1. Front wheel speed sensor connector2. Front wheel speed sensor ...

Rear Wheel Speed Sensor Components and Components Location

Components 1. Rear wheel speed sensor 2. Rear wheel speed sensor cable ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Front Lower Arm Repair procedures


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

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


Removal Back View Camera 1. Disconnect the negative(-) battery terminal. 2. Open the trunk and remove the trunk door trim. (Refer to the BD group - "Trunk") 3. Disconnect the back view camera connector(A). 4. Pull down and remove the back view camera holder(A). 5. Remove the back view camera (A) after ...

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