LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 2004 >> Baja Base, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> Testing & Diagnosis >> Diagnostic Trouble Code (DTC) Detecting Criteria (H4SO) >> Diagnostic Trouble Code (DTC) Detecting Criteria >> DTC P0327: Knock Sensor 1 Circuit Low Input (Bank 1 Or Single Sensor) >> Diagnostic Method
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Diagnostic Method

Judge NG when the continuous time until completing the malfunction criteria below becomes more than the time (1 second) needed for diagnosis. Judge OK when the malfunction criteria below are not completed.

Judgment Value 

Fig 1: Threshold Value Table
G00898661Courtesy of SUBARU OF AMERICA, INC.
  1. Time Needed for Diagnosis: 

    1 second

  2. Malfunction Indicator Light Illumination: 

    Illuminates as soon as malfunction occurs.