Toyota Tundra. Manual — part 2009

Fig. 148: Identifying Bearing Cap Bolt Paint Mark
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

3

Check that the painted marks are now at a 90° angle to the front

k

Check that the crankshaft turns smoothly

l

Install and uniformly tighten the 10 main bearing cap bolts and 10 new seal washers in several
steps, in the sequence shown in the illustration

Torque: 45 N*m (459 kgf*cm, 33 ft.*lbf)

Fig. 149: Identifying Main Bearing Cap Bolts Tightening Sequence
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

m

Check that the crankshaft turns smoothly

8

INSTALL CONNECTING ROD BEARING

a

Clean the connecting rod's bearing contact surface, cap's bearing contact surface and both surfaces
of both bearings

b

Install the connecting rod bearings to the connecting rods and bearing caps

c

Using a vernier caliper, measure the distance between the connecting rod's and bearing cap's edges,
and each connecting rod bearing's edge

Dimension A - B or B - A: 0 to 0.7 mm (0 to 0.0276 in.)

NOTE:



Do not apply engine oil to the bearings and the contact
surfaces.

2009 Toyota Tundra

2009 ENGINE Engine Mechanical (3UR-FE) - Tundra

9

INSTALL PISTON AND CONNECTING ROD

a

Apply engine oil to the cylinder walls, the pistons, and the surfaces of the connecting rod bearings

b

Position the piston rings so that the ring ends are as shown in the illustration

HINT:

The expander ends can be placed anywhere

Fig. 151: Identifying Piston Rings Position
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

c

Using a hammer handle and piston ring compressor, push the correctly numbered piston and
connecting rod into the cylinder with the front mark of the piston facing forward



Do not allow coolant to come into contact with the bearing inner
surface.



If any coolant comes into contact with the bearing inner surface,
replace the bearing with a new one.

Fig. 150: Identifying Distance Between Connecting Rod And
Bearing Cap Edges
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NOTE:

Do not align the ring ends.

2009 Toyota Tundra

2009 ENGINE Engine Mechanical (3UR-FE) - Tundra

Fig. 152: Identifying Front Mark Of Piston
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

d

Place the connecting rod cap on the connecting rod

1

Match the numbered connecting rod cap with the connecting rod

2

Check that the front mark of the connecting rod cap is facing forward

Front mark

FRONT MARK REFERENCE CHART

Fig. 153: Identifying Front Mark Of Connecting Rod Cap
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

e

Apply a light coat of engine oil to the threads and under the heads of the connecting rod cap bolts

f

Temporarily install the connecting rod cap bolts

HINT:

The connecting rod cap bolts are tightened in 2 progressive steps

g

Step 1:

1

Install and alternately tighten the bolts of the connecting rod cap in several steps

Item Front Mark

LH

Front Side

RH

Rear Side

2009 Toyota Tundra

2009 ENGINE Engine Mechanical (3UR-FE) - Tundra

Torque: 40 N*m (408 kgf*cm, 30 ft.*lbf)

Fig. 154: Installing Connecting Rod Cap Bolts
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

h

Step 2:

1

Mark the front side of each connecting rod cap bolt with paint

2

Tighten the cap bolts another 90° as shown in the illustration in the order in step 1

Fig. 155: Identifying Connecting Rod Cap Bolt Paint Mark
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

3

Check that the painted marks are now at a 90° angle to the front

i

Check that the crankshaft turns smoothly

FRONT CRANKSHAFT OIL SEAL

COMPONENTS

2009 Toyota Tundra

2009 ENGINE Engine Mechanical (3UR-FE) - Tundra