Kia Optima: ESC (Electronic Stability Control) System / Front Wheel Speed Sensor
Components and components location
| Components |
| 1. Front wheel speed sensor
|
2. Front wheel speed sensor connector
|
Repair procedures
| Removal and Installation |
| 1. |
Disconnect the (-) battery terminal. |
| 2. |
Remove the front wheel and tire. (Refer to Suspension System - "Wheel") |
| 3. |
Remove the front wheel guard. (Refer to Body - "Front Wheel Guard") |
| 4. |
Disconnect the front wheel speed sensor connector (A) and then remove the fixing clip (B).
|
| 5. |
Remove the front wheel speed sensor cable braket bolt (A).
|
| 6. |
Loosen the bolt and then disconnect the front wheel speed sensor (A).
|
| 7. |
Install in the reverse order of removal. |
| Inspection |
| 1. |
Measure the output voltage between the terminal of the wheel speed sensor and the body ground.
|
| 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 - 2,500 Hz |
| Installation |
| 1. |
Install in the reverse order of removal. |
ESC OFF Switch
Description and operation
Description
1.
The ESC OFF switch is for the user to turn off the ESC system.
2.
The ESC OFF lamp is on when ESC OFF s ...
Rear Wheel Speed Sensor
Components and components location
Components
1. Rear wheel speed sensor
2. Rear wheel speed sensor connector
Repair procedures
Remova ...
Other information:
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Kia Optima DL3 2019-2024 Service and Repair Manual: Drive Belt
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