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Home >> Subaru >> 2018 >> Outback 3.6R Limited >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostics - Introduction) (H6DO) >> Malfunction Indicator Light >> Activation Of Malfunction Indicator Light

Activation Of Malfunction Indicator Light

  1. When the ignition switch is turned to ON (engine OFF), the malfunction indicator light (A) in the combination meter illuminates.
    NOTE: If the malfunction indicator light does not illuminate, perform diagnostics of the malfunction indicator light circuit or the combination meter circuit. Ref. to ENGINE (DIAGNOSTICS) (H6DO)>Malfunction Indicator Light>MALFUNCTION INDICATOR LIGHT DOES NOT COME ON 
    G10263254Courtesy of SUBARU OF AMERICA, INC.
  2. After starting the engine, the malfunction indicator light goes out. If it does not go off, any of the engine and emission control system has malfunction.
    G12410073Courtesy of SUBARU OF AMERICA, INC.
  3. If the diagnostic system detects a misfire which could damage the catalyst, the malfunction indicator light will blink at a cycle of 1 Hz.
    G12410074Courtesy of SUBARU OF AMERICA, INC.
  4. Install the delivery (test) mode fuse (A) with ignition switch to OFF.
    CAUTION: Do not use any fuses that are installed on the vehicle.
    G10264420Courtesy of SUBARU OF AMERICA, INC.
    1. When the ignition switch is turned to ON (engine OFF), the malfunction indicator light illuminates.
    2. After the engine starts, malfunction indicator light blinks in a cycle of 0.5 Hz. (During diagnosis)
    3. Malfunction indicator light blinks at a cycle of 3 Hz after diagnosis if there is no trouble. Malfunction indicator light illuminates if faulty.
    G12410076Courtesy of SUBARU OF AMERICA, INC.