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Home >> Subaru >> 2019 >> BRZ Series.Gray >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostics) (System & Circuit Tests) >> EFI System (FA20) >> MIL Circuit >> Inspection steps

Inspection steps

  1. MIL illumination check
    1. Check the illumination status of MIL.
    RESULT DESCRIPTION

    MIL Inspection conditions Go to
    Always lit. IG ON →After engine start A
    Always unlit. IG ON →After engine start B
    ON →OFF IG ON →After engine start C

    B: Go to Step  3.

    C: Inspection for problems that do not normally occur (Refer to MALFUNCTION SYMPTOMS AND DTC CHECK )

    A: Go to next step

  2. Read DTC
    1. Connect the SSM4 to the DLC3.
    2. Turn the ignition switch to ON.
    3. Follow the SSM4 on-screen instructions to check the DTC. (Refer to CHECKING/CLEARING DTC )
    RESULT DESCRIPTION

    Result Go to
    No DTC is output A
    DTC is output. B

    B: To corresponding DTC chart (refer to DTC TABLE )

    A: Go to next step

    Go to meter & gauge system (Refer to HOW TO TROUBLESHOOT )

  3. Engine starting inspection
    1. Check that the engine starts.

      Criteria: The engine starts.

    NG: Go to VC power supply circuit inspection (Refer to VC POWER SUPPLY CIRCUIT  )

    OK: Go to next step

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