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 Customer Complaint Analysis Check Sheet There are several areas where a problem can occur: wiring harness, the radio, the CD player, and speaker. Troubleshooting enables you to confine the problem to a particular area.Chart 1 Chart 2 Chart 3 Chart 4 Chart 5 Chart 6 Chart 7 ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Body Control Module (BCM) Repair procedures


Trouble Diagnostics When Using GDS 1. The body control module can diagnose by using the GDS more quickly. The BCM communicates with the GDS and then reads the input/output value and drives the actuator. 2. To diagnose the BCM function, select the menu of model and body control module. 3. To consult the ...

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