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Home >> Nissan-Datsun >> 2023 >> Sentra S >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (2 Of 2) >> Component/Circuit Diagnosis >> Knock Sensor >> Component Inspection

Component Inspection

  1. CHECK KNOCK SENSOR 
      1. Turn ignition switch OFF.
      2. Disconnect knock sensor harness connector.
      3. Check resistance between knock sensor terminals as follows.
        NOTE: SYMBOL It is necessary to use an ohmmeter which can measure more than 10 MΩ.
      Knock sensor Condition Resistance
      Terminal
      1 2 Temperature 20°C (68°F) 532 - 588 kΩ
      CAUTION:

      Never use any knock sensors that have been dropped or physically damaged. Use only new ones.

    Is the inspection result normal?

    YES>>

    INSPECTION END

    NO>>

    Replace malfunctioning knock sensor. Refer to Exploded View .