5. FUEL INJECTION SYSTEM MXU 500EXi/MXU500i REMOVAL Screw Hose quick band Disconnect the connector and fuel band from the fuel pump. Remove the six screws onto the fuel pump. Remove the fuel pump and O-ring. Fuel Pump Connector INSTALLATION Replace a new O-ring on the fuel tank. Don't damage the fuel pump wire and ensure the connector rearward carefully. Torque: 0.35 kgf-m (3.5 N-m, 2.5 lbf-ft) FUEL OUTPUT PRESSURE INSPECTIION Turn the key to the OFF position. Use the fuel hose clamp. Disconnect the fuel hose from the fuel O-ring injector. Connect the fuel pressure gauge. Turn the key to the ON position. Check the fuel pressure. Standard:3.0 Bar If the fuel output pressure is less than 3.0 bar, may fail to start the engine or in trouble in case of riding. 5-17