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Home >> Kia >> 2022 >> Rio LX >> Repair and Diagnosis >> Brakes >> Traction Control >> Electronic Stability Control (ESC) System >> Front Wheel Speed Sensor >> Repair Procedures >> Inspection
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Repair Procedures: Inspection

  1. Measure the output voltage between the terminal of the wheel speed sensor and the body ground.
    NOTE: In order to protect the wheel speed sensor, when measuring output voltage, a 100Ω resistor must be used as shown.
    G13705537Courtesy of KIA MOTORS AMERICA, INC.
  2. Compare the change of the output voltage of the wheel speed sensor to the normal change of the output voltage as shown below.
    G13705538Courtesy of KIA MOTORS AMERICA, INC.

    V_low: 0.59V - 0.84V

    V_high: 1.18V- 1.68V

    Frequency range: 1 - 2, 500Hz

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