Intake Manifold: Service and Repair

Removal And Installation:

REMOVAL SERVICE POINT

[[A]] FUEL RAIL, INJECTOR AND FUEL PRESSURE REGULATOR REMOVAL

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

Remove the fuel rail with the injectors and pressure regulator 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[[ HIGH-PRESSURE FUEL HOSE INSTALLATION

CAUTION: Be careful not to allow any engine oil to enter the fuel rail.

1. When connecting the high-pressure fuel hose to the fuel rail, apply a small amount of new engine oil to the O-ring and then insert the high-pressure fuel hose, being careful not to damage the O-ring.
2. While turning the high-pressure fuel hose to the left and right, install it to the fuel rail.
3. Check that the injector turns smoothly. If it does not turn smoothly, the O-ring may be trapped. Remove the high-pressure fuel hose and then re-insert it into the fuel rail and check again.