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Repair Procedure: Inspection

  1. Measure the output voltage between the terminal of the wheel speed sensor and the body ground.
    CAUTION: In order to protect the wheel speed sensor, when measuring output voltage, a 100Ω resistor must be used as shown. See Fig 1.
    Fig 1: Measuring Output Voltage Between Terminal Of Wheel Speed Sensor And Body Ground
    G06406780Courtesy 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. See Fig 2.
Fig 2: Wheel Speed Sensor Graph
G06406781Courtesy of KIA MOTORS AMERICA, INC.