SFI SYSTEM BASIC INSPECTION

DTC Code DTC Name
BASIC INSPECTION

CAUTION / NOTICE / HINT

When the malfunction is not confirmed by the DTC check, troubleshooting should be carried out for all circuits considered to be possible causes of the problem. In many cases, by carrying out the basic engine check shown in the following flowchart, the location of the problem can be found quickly and efficiently. Therefore, using this check is essential when troubleshooting the engine.

PROCEDURE


  1. CHECK BATTERY VOLTAGE

    Note

    Conduct this check with the engine stopped and the ignition switch off.

    Result
    Result Proceed to
    11 V or higher OK
    Below 11 V NG

    NG

    CHARGE OR REPLACE BATTERY

    OK

  2. CHECK WHETHER ENGINE CRANKS

    Result
    Proceed to
    OK
    NG

    NG

    PROCEED TO PROBLEM SYMPTOMS TABLE Click here

    OK

  3. CHECK WHETHER ENGINE STARTS

    Result
    Proceed to
    OK
    NG

    NG

    GO TO STEP 6 Click here

    OK

  4. CHECK AIR FILTER


    1. Visually check that the air filter is not excessively contaminated with dirt or oil.

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE AIR FILTER

    OK

  5. CHECK IDLE SPEED

    Result
    Proceed to
    OK
    NG

    NG

    TROUBLESHOOT IDLE SPEED AND PROCEED TO NEXT STEP

    OK

  6. CHECK FUEL PRESSURE

    Result
    Proceed to
    OK
    NG

    NG

    TROUBLESHOOT FUEL PRESSURE AND PROCEED TO NEXT STEP

    OK

  7. CHECK FOR SPARKS

    Result
    Proceed to
    OK
    NG

    OK

    PROCEED TO PROBLEM SYMPTOMS TABLE Click here

    NG

    TROUBLESHOOT IGNITION SYSTEM AND PROCEED TO NEXT STEP