Intake Manifold Removal and Installation

REMOVAL AND INSTALLATION [3.8L ENGINE]













REMOVAL SERVICE POINTS

[[A]] FUEL HIGH-PRESSURE HOSE DISCONNECTION

CAUTION:
Do not kink the fuel high-pressure hose as it is made of plastic and will become damage.





1. Insert a flat-tipped screwdriver [width 6 mm (0.24 inch), thickness 1 mm (0.04 inch)] to the retainer.





2. Turn the flat-tipped screwdriver approximately 90 degrees to the arrowed direction, and lift the retainer to unlock and disconnect the fuel high-pressure hose.

[[B]] FUEL RAIL AND FUEL INJECTOR ASSEMBLY REMOVAL

CAUTION:
Care must be taken when removing the fuel rail not to drop the injector.

Remove the fuel rail with the injectors attached to it.

INSTALLATION SERVICE POINTS

]]A[[ INTAKE MANIFOLD GASKET INSTALLATION





Install the gasket with the protrusions in the position illustrated.

]]B[[ INTAKE MANIFOLD INSTALLATION

1. Coat the intake manifold mounting studs with engine oil.





2. Tighten the intake manifold mounting nuts by the following procedure.






]]C[[ FUEL RAIL AND FUEL INJECTOR ASSEMBLY INSTALLATION

CAUTION:
Securely bring the insulator into contact with the injector to prevent air leak from the insulator area.





Be sure that there is no clearance between the insulator area and the injector, and install them to the intake manifold.

]]D[[ FUEL HIGH-PRESSURE HOSE CONNECTION





1. Pull up the lock of fuel high-pressure hose to unlock before installing.





2. Install the fuel high-pressure hose to the fuel rail securely and push the lock of fuel high-pressure hose downward and lock thoroughly.
3. After installing, slightly pull the fuel high-pressure hose and ensure that there is no disengaged fuel high-pressure hose. Also confirm that there is approximately 1 mm (0.04 inch) play at this time.