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Home >> Hyundai >> 2005 >> XG350 Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Control Systems >> Fuel System >> MFI Control System >> Electric Throttle System >> Sensor Checking (Idle Switch) >> Using Voltmeter
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Using Voltmeter

  1. Disconnect the APS connector.
  2. Check the continuity between terminal 4 and sensor ground.
    Fig 1: Idle Switch Voltage/Continuity Table
    G00721343Courtesy of HYUNDAI MOTOR CO.
  3. If out of specification, replace the throttle position sensor.
    Fig 2: Checking Idle Switch Continuity
    G00721344Courtesy of HYUNDAI MOTOR CO.
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