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Home >> Hyundai >> 2021 >> Elantra Limited >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - 2.0L (Except HEV) >> Knock Sensor (KS) >> Repair Procedures >> Removal
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Repair Procedures: Removal

  1. Turn the ignition switch OFF and disconnect the battery negative (-) cable.
  2. Disconnect the knock sensor connector (A).
    G14607596Courtesy of HYUNDAI MOTOR AMERICA
  3. Remove the intake manifold.

    (Refer to Engine Mechanical System - "INTAKE MANIFOLD ")

  4. Remove the installation bolt (A), and then remove the sensor from the cylinder block.

    Tightening Torque: 

    18.6 - 23.5 N.m (1.9 - 2.4 kgf.m, 13.7 - 17.3 lb.ft)

    G14607597Courtesy of HYUNDAI MOTOR AMERICA