FixVault

Repair Procedures: 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 100 Ω resister must be used as illustrated.
    Fig 1: Measuring Output Voltage Between Terminal Of Wheel Speed Sensor And Body Ground
    G09133917Courtesy of HYUNDAI MOTOR AMERICA
  2. Compare the change of the output voltage of the wheel speed sensor to the normal change of the output voltage as illustrated below.
    Fig 2: Voltage Output Graph Of Wheel Speed Sensor
    G09133918Courtesy of HYUNDAI MOTOR AMERICA

    V_low:  0.59 ~ 0.84 V

    V_high:  1.18 V ~ 1.68 V

    Frequency range:  1 ~ 2, 500 Hz