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Ignition Timing: Inspection

WARNING: This page is about a different car, the 2006 Subaru Outback and 2006 Subaru Legacy. However, it is still accessible from the selected car via links, so may be relevant.
  1. Before checking the ignition timing, check the following item:
    1. Check the air cleaner element is free from clogging, spark plugs are in good condition, and hoses are connected properly.
    2. Check the malfunction indicator light does not illuminate.
  2. Warm-up the engine.
  3. Stop the engine, and turn the ignition switch to OFF.
  4. Insert the cartridge to the Subaru Select Monitor.
  5. Connect the Subaru Select Monitor to the data link connector.
  6. Turn the ignition switch to ON and Subaru Select Monitor switch to ON.
  7. Select {Each System Check} in Main Menu.
  8. Select {Engine Control System} in Selection Menu.
  9. Select {Current Data Display & Save} in Engine Control System Diagnosis.
  10. Select {Data Display} in Data Display Menu.
  11. Start the engine and check the ignition timing at idle speed.

    Ignition timing [BTDC/RPM]: 

    MT model 12°±10°/750 

    AT model 17°±10°/750 

    If the timing is not correct, check the ignition control system. Refer to "Engine Control System". < Ref. to BASIC DIAGNOSTIC PROCEDURE . >

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