Toyota Tundra. Manual — part 2210

Fig. 91: Removing Carbon From Top Of Cylinder
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

b. Remove the 16 cap bolts, 8 connecting rod caps and 8 lower bearings.

c. Push the 8 pistons and 8 connecting rods through the top of the cylinder block.

HINT:

Arrange the piston and connecting rod in the correct order.

4. REMOVE CONNECTING ROD BEARING

a. Remove the connecting rod bearings from the connecting rods and connecting rod caps.

HINT:

Arrange the removed parts in the correct order.

5. REMOVE PISTON RING SET

HINT:

Arrange the piston rings in the correct order.

a. Using a piston ring expander, remove the 2 compression rings.

Fig. 92: Removing Piston Ring Set

2009 Toyota Tundra

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

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

b. Remove the 2 side rails and oil ring expander by hand.

6. REMOVE PISTON WITH PIN SUB-ASSEMBLY

a. Disconnect the connecting rod from the piston.

1. Using a small screwdriver, pry off the 2 snap rings from the piston.

Fig. 93: Removing Snap Rings From Piston
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

2. Gradually heat the piston to approximately 80°C(176°F).

2009 Toyota Tundra

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

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: Tapping Out Piston Pin
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

b. Clean the piston.

2009 Toyota Tundra

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

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

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.

NOTE:

Do not use a wire brush.

2009 Toyota Tundra

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