Nissan Murano: Engine Mechanical :: Removal and Installation / Intake Manifold

Exploded View

REMOVAL

WARNING:

To avoid the danger of being scalded, do not drain the coolant when the engine is hot.

NOTE:

When removing components such as hoses, tubes/lines, etc., cap or plug openings to prevent fluid from spilling.

Remove fuel injectors and fuel tube. Refer to Removal and Installation.

Remove the intake manifold and the intake manifold gaskets. Loosen nuts and bolts in reverse order as shown.

CAUTION:

Cover the engine openings to avoid the entry of foreign materials.

INSPECTION AFTER REMOVAL

Surface Distortion

• Using straightedge (A) and feeler gauge (B), inspect the surface distortion of the intake manifold.

  

  Standard

  : 0.1 mm (0.004 in)

INSTALLATION

Installation is in the reverse order of removal.

CAUTION:

Do not reuse intake manifold gaskets.

• Install intake manifold studs (if removed) and tighten to specification.

  Intake manifold studs

  : 10.8 N·m (1.1 kg-m, 8 ft-lb)

• Install intake manifold nuts and bolts in two steps in the numerical order as shown.

  

  Step 1	: 7.4 N·m (0.75 kg-m, 65 in-lb)
  Step 2	: 25.5 N·m (2.6 kg-m, 19 ft-lb)

INSPECTION AFTER INSTALLATION

Make sure there are no fuel leaks at the connections as follows:

Apply fuel pressure to fuel lines by turning ignition switch ON (with engine stopped). Then check for fuel leaks at connections.

Start the engine and rev it up and check for fuel leaks at connections.

WARNING:

Do not touch engine immediately after stopping as engine is extremely hot.

NOTE:

Use mirrors for checking on connections out of the direct line of sight.