Toyota Tundra 2005 Service - Repair - Maintenance page 1973

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Table of Contents

SFI (2UZ−FE)

INSTALLATION

Fuel Return Pipe

If the injectors do not rotate smoothly, the probable cause is in-

correct installation of O−rings. Replace the O−ring of the injec-

tor that does not rotate smoothly.

INSTALL INJECTORS AND DELIVERY PIPES

Be careful not to drop the injectors when installing

the delivery pipes.

Do not apply any load to the injector on horizontal

Install a new grommet to each injector.

Apply a light coat of gasoline to a new O−ring and install

it to each injector.

While turning the injector clockwise and counterclock-

wise, push it to the delivery pipes. Install the 8 injectors.

Position the injector connector outward.

Place the 8 new insulators on the intake manifold.

Place the 2 delivery pipes and injectors assemblies on the

lower intake manifold.

Temporarily install the 4 nuts.

Install the front fuel pipe with the bolt, 4 new gaskets and

2 union bolts.

39 N·m (400 kgf·cm, 29 ft·lbf) for union bolts

7.5 N·m (76 kgf·cm, 66 in.·lbf) for bolt

Install the bolt holding the clamp on the fuel return pipe to

the LH delivery pipe.

Torque: 7.5 N·m (76 kgf·cm, 66 in.·lbf)

Check that the injectors rotate smoothly.

Position injector connector outward.

Tighten the 4 nuts holding the delivery pipes to the lower

intake manifold.

Torque: 21 N·m (214 kgf·cm, 15 ft·lbf)