SFI SYSTEM

DTC Code DTC Name
BASIC INSPECTION

CAUTION / NOTICE / HINT

When a 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 procedure, the location of the problem can be found quickly and efficiently. Therefore, using this check is essential when engine troubleshooting.

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

    OK

  3. CHECK WHETHER ENGINE STARTS

    Result

    Proceed to

    OK

    NG
    NG

    CHECK FUEL PRESSUREClick here

    OK

  4. CHECK AIR CLEANER FILTER ELEMENT SUB-ASSEMBLY

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

      Result

      Proceed to

      OK

      NG
    NG

    REPLACE AIR CLEANER FILTER ELEMENT SUB-ASSEMBLY

    OK

  5. CHECK IDLING SPEED

    1. Check the engine idle speed (See page EM-2).

    Result

    Proceed to

    OK

    NG
    NG

    TROUBLESHOOT IDLE SPEED AND PROCEED TO NEXT STEP

    OK

  6. CHECK FUEL PRESSURE

    1. Check the fuel pressure (See page FU-15).

    Result

    Proceed to

    OK

    NG
    NG

    TROUBLESHOOT FUEL PRESSURE AND PROCEED TO NEXT STEP

    OK

  7. CHECK FOR SPARK

    1. Perform a spark test (See page ES-479).

    Result

    Proceed to

    OK

    NG
    OK

    PROCEED TO PROBLEM SYMPTOMS TABLE

    NG

    TROUBLESHOOT SPARK AND PROCEED TO NEXT STEP