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Home >> Mazda >> 2010 >> 3 i SV, 2.0 F >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System [LF, L5] >> Knock Sensor (KS) Inspection >> Resistance Inspection

Resistance Inspection

  1. Remove the battery cover. (See BATTERY REMOVAL/INSTALLATION [LF, L5] .)
  2. Disconnect the negative battery cable.
  3. Disconnect the KS connector.
  4. Measure the resistance between the KS terminals A and B using an ohmmeter.

    Specification 

    Approx. 4.63-5.11 megohms [ECT: 25 °C {77 °F}] 

    Fig 1: Identifying KS Connector Terminals
    G06730870Courtesy of MAZDA MOTORS CORP.