Toyota Tundra. Manual — part 2001

Fig. 94: Heating Piston
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

3

Using a brass bar and plastic-faced hammer, lightly tap out the piston pin Then remove the
connecting rod

HINT:



The piston and pin are a matched set



Arrange the pistons, pins, rings, connecting rods and bearings in the correct order

Fig. 95: Removing Connecting Rod
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

b

Clean the piston

1

Using a gasket scraper, remove the carbon from the piston top

2009 Toyota Tundra

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

Fig. 96: Removing Carbon From Piston Top
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

2

Using a groove cleaning tool or broken ring, clean the piston ring grooves

Fig. 97: Cleaning Piston Ring Grooves
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

3

Using solvent and a brush, thoroughly clean the piston

Fig. 98: Cleaning Piston
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

7

INSPECT CRANKSHAFT THRUST CLEARANCE

a

Using a dial indicator, measure the thrust clearance while prying the crankshaft back and forth with
a screwdriver

Standard thrust clearance: 0.020 to 0.220 mm (0.000787 to 0.00866 in.)

Maximum thrust clearance: 0.30 mm (0.0118 in.)

NOTE:

Do not use a wire brush.

2009 Toyota Tundra

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

If the thrust clearance is greater than the maximum, replace the thrust washers as a set

Fig. 99: Checking Crankshaft Thrust Clearance
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Standard thrust washer thickness: 2.44 to 2.49 mm (0.0961 to 0.0980 in.)

If necessary, replace the crankshaft

8

REMOVE CRANKSHAFT

a

Uniformly loosen and remove the 10 bearing cap bolts and 10 seal washers in several steps, in the
sequence shown the illustration

Fig. 100: Identifying Bearing Cap Bolts Loosening Sequence
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

b

Uniformly loosen and remove the 20 bearing cap bolts in several steps, in the sequence shown in
the illustration

2009 Toyota Tundra

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

Fig. 101: Identifying Bearing Cap Bolts Loosening Sequence
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

c

Using a screwdriver, slightly pry up the 5 main bearing caps

HINT:



Tape the screwdriver tip before use



Keep the lower bearing and crankshaft bearing cap together

Fig. 102: Prying Up Main Bearing Caps
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

d

Using 2 inside position main bearing cap bolts, loosen each main bearing cap by moving it forward
and backward, and remove the 5 main bearing caps and 2 lower thrust washers (No 3 crankshaft
bearing cap only)

HINT:

Arrange the removed parts in the correct order

e

Remove the crankshaft

NOTE:



Be careful not to damage the joint surface of the cylinder block
and main bearing caps.



Pry up the left and right side of the cap little by little.

2009 Toyota Tundra

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