Diagnostic Method

2004 Subaru Outback Limited, 4D Sedan, EJ259SECTION Diagnostic Method
  • Abnormality Judgment 

    Judge NG when all the malfunction criteria below are completed more than 10 times in a row.

  • Judgment Value 
    Fig 1: Threshold Valve Table (1 Of 2)
    G00852997Courtesy of SUBARU OF AMERICA, INC.

    Time Needed for Diagnosis:  10 engine revs.

    Malfunction Indicator Light Illumination:  Illuminates when malfunction occurs in 2 continuous driving cycles.

  • Normality Judgment 

    Judge OK and clear the NG when the malfunction criteria below are completed.

  • Judgment Value 
Fig 2: Threshold Valve Table (2 Of 2)
G00852998Courtesy of SUBARU OF AMERICA, INC.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.