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: Troubleshooting


Troubleshooting ProblemPossible causeSolutionNot pairingBluetooth device of Car is not discoverable modeEnter Bluetooth pairing (searching) modeUser’s phone is Bluetooth off modeUser’s phone set Bluetooth onMaking an attempt pairing others bluetooth systemCheck Bluetooth device name and address (12 ...

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


Replacement Hood Assembly Replacement     • When removing and installing the hood, an assistant is necessary. • Be careful not to damage the hood and body. • When removing the clips, use a clip remover. 1. Using a screwdriver, lift the socket clips (A) up slightly on both ends of the ...

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