LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 2015 >> WRX Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 14 (Fuel Injection System (WRX-STI)) >> Knock Sensor >> Inspection
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Knock Sensor: Inspection

WARNING: This page is about a different car, the 2013 Subaru Impreza. However, it is still accessible from the selected car via links, so may be relevant.
  1. Check that the knock sensor has no deformation, cracks or other damages.
  2. Measure the resistance between knock sensor terminals.
    Fig 1: Measuring Resistance Between Knock Sensor Terminals 1 And 2
    G08538765Courtesy of SUBARU OF AMERICA, INC.
    Terminal No. Standard
    1 and 2 560±28 kΩ