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(1) Before installing an injector, lubricate O-ring with a drop of clean engine oil. (2) Being careful not to damage the O-ring, install injector top end into fuel rail receiver cup. (3) Install injector lock ring by sliding open end into slot of the injector and onto the receiver cup (4) Repeat steps for remaining injectors. fasten into wiring clips (Fig. 10). FUEL PRESSURE REGULATOR WARNING: RELEASE FUEL SYSTEM PRESSURE SERVICING FLEXIBLE FUEL VEHICLES, WEAR METHANOL RESISTANT GLOVES AND EYE PROTECTION AND AVOID BREATHING FUMES. DO REMOVAL (1) Perform fuel system pressure release procedure. ulator (Fig. 11). Place a shop towel under fuel pressure regula- tor to absorb any fuel spillage. (4) Use 2 tubing wrenches, to loosen the line nut on the fuel return tube (Fig. 12). (5) Remove fuel pressure regulator mounting nuts (Fig. 11). (6) Lift pressure regulator up out of fuel rail (Fig. 13). Ensure the O-ring and spacer were removed Fig. 9 Fuel Rail and Injector Assembly Fig. 10 Fuel Rail Assembly Fig. 11 Servicing Fuel Pressure Regulator Fig. 12 Removing Fuel Return Tube Ä FUEL SYSTEMS 14 - 81 |