XJ-12 (X300) V12-6.0L (1995)
Fuel Injector: Service and Repair
Fig. 1
Fig. 2
Remove
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Reposition top edge of trunk front liner.
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Disconnect multi-plug from evaporative loss flange inset.
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Switch ignition on. Crank engine to depressurize fuel system.
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Switch ignition off. Disconnect battery see Section 15.
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Remove engine cover, See section 3.2.
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Remove engine cover 1/4 turn fastener receptacles (1 Fig.1)from fuel rail (2 Fig.1).
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Undo fuel feed hose to fuel rail union nut (3 Fig. 1).
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Reposition fuel feed hose (4 Fig. 1) from fuel rail and discard green seal.
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Undo fuel return hose to fuel pressure regulator union nut (5 Fig. 1).
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Reposition fuel return hose (6 Fig. 1) from fuel pressure regulator and discard green seal (7 Fig. 1).
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Disconnect vacuum hose (1 Fig.2) from cruise control actuator (2 Fig.2).
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Disconnect vacuum hose (3 Fig.3) from fuel pressure regulator.
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Disconnect throttle control rods from throttle pulley assembly ball pins (4 Fig.2).
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Reposition throttle control rods to inner wings.
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Disconnect cruise control rod from throttle pulley assembly ball pin (5 Fig.2).
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Undo and remove bolts securing fuel rail.
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Reposition cruise control rod below throttle pulley assembly.
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Remove cruise control actuator/bracket assembly and fixings (6 Fig.2).
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Disconnect injector harness plugs (7 Fig.2).
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Disconnect throttle potentiometer multi-plug (8 Fig.2)
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Remove throttle pulley bracket assembly and fixings (9 Fig.2)
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Remove injector harness plastic clips (10 Fig.2) from fuel rail.
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Remove fuel rail / injector assembly (11 Fig.2).