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WARNING: PLACE A SHOP TOWEL UNDER FUEL (5) Remove fuel pressure regulator and O-rings (Fig. 16). INSTALLATION (1) Ensure fuel pressure regulator has two plastic spacers (Fig. 16). Place O-rings in the fuel pressure (2) Insert fuel pressure regulator into the fuel rail. 15). (4) Install retainer screw. Tighten to 7 N Im (60 in. lbs.) torque. (5) Connect vacuum line to the fuel pressure regu- lator. CAUTION: When using the ASD Fuel System Test, for either 7 minutes, until the test is stopped, or un- (6) With the ignition key in ON position, access the DRBII scan tool ASD Fuel System Test to pres- FUEL INJECTOR The fuel rail must be removed first. Refer to Fuel Injector Rail Assembly Removal in this section. REMOVAL (1) Disconnect injector wiring connector from injec- tor. (2) Position fuel rail assembly so that the fuel in- jectors are easily accessible (Fig. 18). Fig. 15 Fuel Pressure Regulator Fig. 16 Fuel Pressure Regulator Removal/Installation Fig. 17 Fuel Pressure Regulator O-Rings Fig. 18 Fuel Injector and Rail—Typical 14 - 174 FUEL SYSTEMS Ä |