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HOMESERVICE MANUALSSUZUKI2012KIZASHI SPORT GTS, 4WDREPAIR AND DIAGNOSISENGINE PERFORMANCEFUEL DELIVERYFUEL SYSTEMDIAGNOSTIC INFORMATION AND PROCEDURESFUEL PRESSURE BASIC CHECK
2012 Suzuki Kizashi Sport GTS, 4WD

Fuel Pressure Basic Check

2012 Suzuki Kizashi Sport GTS, 4WDSECTION Fuel Pressure Basic Check
WARNING: When performing the following procedure, be sure to observe PRECAUTIONS FOR FUEL SYSTEM SERVICE  to reduce the risk of fire and personal injury.
  1. Relieve fuel pressure in fuel feed line, see FUEL PRESSURE RELIEF PROCEDURE .
  2. Remove fuel pipe stopper and disconnect fuel feed pipe from fuel delivery pipe, see FUEL HOSE DISCONNECTING AND RECONNECTING .
  3. Connect special tools between fuel feed pipe (1) and fuel delivery pipe as shown in figure.

    Special Tool 

    1. 09912-58442 
    2. 09912-58432 
    3. 09912-58490 
    4. 09919-45710 
    Fig 1: Connecting Special Tools Between Fuel Feed Pipe And Fuel Delivery Pipe
    G06526522Courtesy of SUZUKI OF AMERICA CORP.
  4. Check that battery voltage is 11 V or more.
  5. Check fuel pressure using the following procedure.

    If check result is out of specification, repair defective part.

    1. a) Push engine switch to change ignition mode to "ON" and to operate fuel pump.
    2. b) After 2 sec., push engine switch to change the ignition mode to "OFF".
    3. Repeat Step  a) and  b) three or four times, and then check fuel pressure.

      Fuel pressure specification 

      Standard: 375 - 385 kPa (3.8 - 3.9 kgf/cm 2  , 54.4 - 55.8 psi) 

      (With fuel pump operating and engine stopped) 

  6. Relieve fuel pressure, see FUEL PRESSURE RELIEF PROCEDURE .
  7. Remove special tools from fuel delivery pipe and fuel feed pipe.
  8. Connect fuel feed pipe to fuel delivery pipe and install fuel pipe stopper.
  9. With engine stopped and ignition mode in "ON", check for fuel leaks, see FUEL LEAKAGE CHECK PROCEDURE .
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.