Toyota Tundra. Manual — part 2247

Fig. 320: Identifying Worn Depth Of No. 3 Chain Tensioner
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

14. INSPECT NO. 1 CHAIN TENSIONER SLIPPER LH

a. Measure the worn depth of the chain tensioner slipper.

Maximum depth:

1.0 mm (0.0394 in.)

If the depth is more than the maximum, replace the chain tensioner slipper.

Fig. 321: Measuring Worn Depth Of Chain Tensioner Slipper
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

15. INSPECT NO. 1 CHAIN TENSIONER SLIPPER RH

a. Measure the worn depth of the chain tensioner slipper.

Maximum depth:

2009 Toyota Tundra

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

1.0 mm (0.0394 in.)

If the depth is more than the maximum, replace the chain tensioner slipper.

Fig. 322: Identifying Worn Depth Of No. 1 Chain Tensioner Slipper - RH
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

16. INSPECT NO. 1 CHAIN VIBRATION DAMPER LH

a. Measure the worn depth of the chain vibration damper.

Maximum depth:

1.0 mm (0.0394 in.)

If the depth is more than the maximum, replace the chain vibration damper.

Fig. 323: Measuring Worn Depth Of Chain Vibration Damper
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

17. INSPECT NO. 1 CHAIN VIBRATION DAMPER RH

a. Measure the worn depth of the chain vibration damper.

Maximum depth:

1.0 mm (0.0394 in.)

2009 Toyota Tundra

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

If the depth is more than the maximum, replace the chain vibration damper.

Fig. 324: Measuring Worn Depth Of No. 1 Chain Vibration Damper - RH
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

18. INSPECT EXHAUST MANIFOLD SUB-ASSEMBLY LH

a. Using a precision straightedge and feeler gauge, measure the warpage of the contact surface of the

cylinder head.

Maximum warpage:

0.7 mm (0.0276 in.)

If the warpage is more than the maximum, replace the exhaust manifold.

Fig. 325: Measuring Warpage Of Contact Surface Of Cylinder Head
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

19. INSPECT EXHAUST MANIFOLD SUB-ASSEMBLY RH

2009 Toyota Tundra

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

a. Using a precision straightedge and feeler gauge, measure the warpage of the contact surface of the

cylinder head.

Maximum warpage:

0.7 mm (0.0276 in.)

If the warpage is more than the maximum, replace the exhaust manifold.

Fig. 326: Measuring Warpage Of Contact Surface Of Cylinder Head - RH
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

REASSEMBLY

1. INSTALL STUD BOLT

a. Install the timing chain cover stud bolt.

1. Using an E10 "TORX" socket wrench, install the 2 stud bolts as shown in the illustration.

Torque: 20 N*m (204 kgf*cm, 15 ft.*lbf)

Fig. 327: Identifying Timing Chain Cover Stud Bolt
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

b. Install the oil pan stud bolt.

1. Using an E6 and E7 "TORX" socket wrench, install the 3 stud bolts as shown in the

2009 Toyota Tundra

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