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FUEL PRESSURE EC-455 < ON-VEHICLE MAINTENANCE > [QR25DE] C D E F G H I J K L M A EC N P O 4. Install the fuel pressure gauge as shown in the figure. ened with gasoline. • Apply proper amount of gasoline between top of the fuel tube and No.1 spool. • Insert fuel hose for fuel pressure check until it touches the No.1 spool on fuel tube. • Use NISSAN genuine hose clamp (part number: 16439-N4710 or 16439-40U00). • When reconnecting fuel line, always use new clamps. damage and abnormality. • Use a torque driver to tighten clamps. in). • Make sure that clamp screw does not contact adjacent parts. 5. After connecting fuel hose for fuel pressure check, pull the hose 6. Turn ignition switch ON, and check for fuel leakage. 7. Start engine and check for fuel leakage. 8. Read the indication of fuel pressure gauge. ings. • During fuel pressure check, confirm for fuel leakage from fuel connection every 3 minutes. 9. If result is unsatisfactory, go to next step. 10. Check the following. • Fuel hoses and fuel tubes for clogging Method B CAUTION: • Be careful not to scratch or get the fuel hose connection area dirty when servicing, so that the quick connector o-ring maintains seal ability. • Use Fuel Pressure Gauge Kit [SST (J-44321)] and Fuel Pressure Gauge Adapter [SST (J-44321-6)] to check fuel pressure. 1. Release fuel pressure to zero. Refer to "FUEL PRESSURE RELEASE". 2. Remove fuel hose using Quick Connector Release [SST (J-45488)]. Refer to . • Never twist or kink fuel hose because it is plastic hose. Tightening torque: 1 - 1.5 N·m (0.1 - 0.15 kg-m, 9 At idling: Approximately 350 kPa (3.57 kg/cm 2 , 51 psi) PBIB0669E BBIA0606E |