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Home >> Suzuki >> 2009 >> Equator RMZ-4 >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (VQ40DE) - (2 Of 5) >> DTC P0456: EVAP Control System >> DTC Confirmation Procedure >> With SDT

With SDT

  1. Turn ignition switch ON and select "Data list" mode with SDT.
  2. Check that the following conditions are met.

    FUEL LEVEL SE: 0.25 - 1.4V 

    COOLAN TEMP/S: 0 - 32°C (32 - 90°F) 

    FUEL T/TMP SE: 0 - 35°C (32 - 95°F) 

    INT A/TEMP SE: More than 0°C (32°F) 

    If NG, turn ignition switch OFF and leave the vehicle in a cool place (soak the vehicle), or refill/drain fuel until the output voltage of the "FUEL LEVEL SE" meets within the range above and leave the vehicle for more than 1 hour. Then start from step  1.

  3. Turn ignition switch OFF and wait at least 10 seconds.
  4. Turn ignition switch ON.
  5. Select "EVP V/S LEAK P0456/P1456" of "EVAPORATIVE SYSTEM" in "DTC work support" mode with SDT.

    Follow the instruction displayed.

  6. Check that "OK" is displayed.

    If "NG" is displayed, refer to [P0456 EVAP CONTROL SYSTEM ].

    NOTE:
    • If the engine speed cannot be maintained within the range displayed on SDT screen, go to [BASIC INSPECTION ].
    • Check that EVAP hoses are connected to EVAP canister purge volume control solenoid valve properly.
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