Toyota Tundra. Manual — part 1932

Fig. 85: Identifying Front Mark On Connecting Rod Cap
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

h

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

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

Fig. 86: Installing Connecting Rod Cap Bolt
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

i

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

j

Tighten the cap bolts another 90° as shown in the illustration

Fig. 87: Identifying Connecting Rod Cap Bolt Painted Mark

NOTE:

Do not turn the crankshaft.

2009 Toyota Tundra

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

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

k

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

l

Remove the 2 connecting rod cap bolts

Fig. 88: Removing Connecting Rod Cap Bolts
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

m

Using the 2 removed connecting rod cap bolts, remove the connecting rod cap and lower bearing by
wiggling the connecting rod cap right and left

HINT:

Keep the lower bearing inserted to the connecting rod cap

Fig. 89: Removing Connecting Rod Cap And Lower Bearing
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

n

Measure the Plastigage at its widest point

NOTE:

Do not turn the crankshaft.

2009 Toyota Tundra

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

Fig. 90: Measuring Plastigage At Widest Point
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Standard oil clearance:

0.025 to 0.050 mm (0.000984 to 0.00197 in.)

Maximum oil clearance:

0.070 mm (0.00276 in.)

If the oil clearance is more than the maximum, replace the bearings If necessary, replace the

2009 Toyota Tundra

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

crankshaft

HINT:



If replacing a bearing, replace it with one that has the same number as its respective
connecting rod cap Each bearing's standard thickness is indicated by a 1, 2, 3 or 4 mark on
its surface



Select the correct bearing by adding together the number marks imprinted on the connecting
rod big end and crank pin

Example:

Connecting rod "1" + Crank pin "2" = 3 (Use bearing "3")

Reference:

Standard sized bearing center wall thickness

STANDARD SIZED BEARING CENTER WALL THICKNESS SPECIFICATIONS

Connecting rod big end inside diameter

CONNECTING ROD BIG END INSIDE DIAMETER SPECIFICATION

Crankshaft pin diameter

CRANKSHAFT PIN DIAMETER SPECIFICATION

Mark

Specified Condition

2

1 489 to 1 492 mm (0 0586 to 0 0587 in )

3

1 492 to 1 495 mm (0 0587 to 0 0589 in )

4

1 495 to 1 498 mm (0 0589 to 0 0590 In )

5

1 498 to 1 501 mm (0 0590 to 0 0591 in )

6

1 501 to 1 504 mm (0 0591 to 0 0592 In )

7

1 504 to 1 507 mm (0 0592 to 0 0593 in )

Mark

Specified Condition

1

59 000 to 59 006 mm (2 32283 to 2 32306 in )

2

59 007 to 59 012 mm (2 32311 to 2 32330 in )

3

59 013 to 59 018 mm (2 32334 to 2 32354 in )

4

59 019 to 59 024 mm (2 32358 to 2 32377 in )

Mark

Specified Condition

1

55 995 to 56 000 mm (2 20452 to 2 20472 in )

2

55 989 to 55 994 mm (2 20429 to 2 20448 In )

3

55 982 to 55 998 mm (2 20401 to 2 20464 in )

2009 Toyota Tundra

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