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Front Wheel Speed Sensor: Inspection

  1. Measure the output voltage between the terminal of the wheel speed sensor and the body ground.
    CAUTION: Must use the resistance (100Ω), as shown below, in order to protect the active wheel speed sensor, before measuring the output voltage.
    Fig 1: Measuring Output Voltage Between Terminal Of Wheel Speed Sensor And Body Ground
    G05344516Courtesy of HYUNDAI MOTOR CO.
  1. Compare the change of the output voltage of the wheel speed sensor to the normal change of the output voltage as shown below.
    Fig 2: Wheel Speed Sensor Voltage Blinking Pattern
    G04880994Courtesy of HYUNDAI MOTOR CO.
    • V : 590mV ~ 840mV
    • V : 1.18V ~ 1.68V
    • Frequency range: 1 ~ 2,000Hz
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