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Home >> Mazda >> 2021 >> 6 Touring >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (VIN M) >> Knock Sensor (KS) Inspection >> Resistance Inspection
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Resistance Inspection

  1. Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
  2. Remove the plug hole plate. (See PLUG HOLE PLATE REMOVAL/INSTALLATION .)
  3. Remove the intake manifold. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION .)
  4. Disconnect the KS connector.
  5. Remove the KS. (See KNOCK SENSOR (KS) REMOVAL/INSTALLATION .)
  6. Measure the resistance between KS terminals A and B.
    Fig 1: Knock Sensor Bolts With Torque Specification (With Cylinder Deactivation)
    G12184634Courtesy of MAZDA MOTORS CORP.

    Specification 

    504-616 kΩ [10-30 °C {50-86 °F}]

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