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Home >> Subaru >> 2021 >> WRX STI >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel Injection System (2.5L) >> Knock Sensor >> Inspection

Knock Sensor: Inspection

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  1. Check that the knock sensor has no deformation, cracks or other damages.
  2. Measure the resistance between knock sensor terminals.
    G06344640Courtesy of SUBARU OF AMERICA, INC.
    Terminal No. Standard
    1 and 2 560±28 kΩ
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