Rail, Fuel: Installation

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If removed, install the six fuel injectors (1) to the fuel rail (2) with new O-ring seals. Refer to INJECTOR(S), FUEL, INSTALLATION .

Fig 1: Fuel Rail Bolts Tightening Sequence
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Clean out the fuel injector bores in the lower intake manifold.
Apply a small amount of engine oil to each fuel injector O-ring. This will help in fuel rail installation.
Install the fuel rail (1) to the lower intake manifold with four bolts tightened in the sequence shown in illustration to 7 N. m (62 in. lbs.).

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Connect the fuel injector electrical connectors (1).
Connect the fuel supply hose to the fuel rail (2). Refer to FITTING, QUICK CONNECT, STANDARD PROCEDURE .

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Install the insulator (2) to the two alignment posts (3) on top of the LH cylinder head cover.

Fig 2: Upper Intake Manifold Bolts Tightening Sequence
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Install the upper intake manifold (1), support brackets and air inlet hose. Refer to MANIFOLD, INTAKE, INSTALLATION .
Connect the negative battery cable.
Start the engine and check for leaks.