Toyota Tundra. Manual — part 2321

Standard tip clearance: 0.180 to 0.300 mm (0.00709 to 0.0118 in.)

Maximum tip clearance: 0.300 mm (0.0118 in.)

If the tip clearance is greater than the maximum, replace the timing chain cover sub-
assembly

c

Check the side clearance

Fig. 82: Measuring Clearance Between Rotors And Steel Square
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

1

Using a feeler gauge and steel square, measure the clearance between the rotors and steel
square as shown in the illustration

Standard side clearance: 0.030 to 0.090 mm (0.00118 to 0.00354 in.)

Maximum side clearance: 0.090 mm (0.00354 in.)

If the side clearance is greater than the maximum, replace the timing chain cover sub-
assembly

d

Check the body clearance

Fig. 83: Measuring Clearance Between Timing Chain Cover And Driven Rotor
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

2009 Toyota Tundra

2009 ENGINE Lubrication (3UR-FE) - Tundra

1

Using a feeler gauge, measure the clearance between the timing chain cover and driven rotor
as shown in the illustration

Standard body clearance: 0.175 to 0.250 mm (0.00689 to 0.00984 in.)

Maximum body clearance: 0.250 mm (0.00984 in.)

If the body clearance is greater than the maximum, replace the timing chain cover sub-
assembly

REASSEMBLY

1

INSTALL OIL PUMP RELIEF VALVE

a

Coat the oil pump relief valve with engine oil

b

Install the relief valve and relief valve spring into the oil pump cover hole

c

Install the plug

Torque: 53 N*m (540 kgf*cm, 39 ft.*lbf)

Fig. 84: Identifying Relief Valve Plug
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

2

INSTALL OIL PUMP COVER

a

Install the driven rotor, drive rotor and oil pump cover with the 13 bolts

Torque: 10 N*m (105 kgf*cm, 8 ft.*lbf)

2009 Toyota Tundra

2009 ENGINE Lubrication (3UR-FE) - Tundra

Fig. 85: Identifying Oil Pump Cover Bolts
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

INSTALLATION

1

INSTALL WATER INLET PIPE

a

Apply soapy water to 2 new O-rings and install them to the inlet pipe

b

Install the inlet pipe to the No 1 heat exchanger cover

Fig. 86: Identifying Water Inlet Pipe O-Ring
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

2

INSTALL TIMING CHAIN COVER SUB-ASSEMBLY

a

Apply a light coat of engine oil to a new oil pump gasket

Fig. 87: Identifying Oil Pump Gasket At Cylinder Block

2009 Toyota Tundra

2009 ENGINE Lubrication (3UR-FE) - Tundra

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

b

Install the oil pump gasket

c

Apply a light coat of engine oil to a new O-ring

d

Install the O-ring

Fig. 88: Identifying O-Ring From Oil Pan
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

e

Apply seal packing in a continuous line to the timing chain cover as shown in the following
illustration

2009 Toyota Tundra

2009 ENGINE Lubrication (3UR-FE) - Tundra