Toyota Tundra. Manual — part 2252

c. Install the camshaft housing, and install the 18 bolts in the order shown in the illustration.

Torque: for bolt A

10 N*m (102 kgf*cm, 7 ft.*lbf)

for except bolt A

30 N*m (306 kgf*cm, 22 ft.*lbf)

d. Tighten the 10 bolts in the order shown in the illustration.

Torque: 16 N*m (163 kgf*cm, 12 ft.*lbf)

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

NOTE:



Do not start the engine for at least 2 hours after the installation.



Make sure that the knock pin of the camshaft is positioned as
shown in the illustration before installing the camshaft housing.

Fig. 355: Identifying Camshaft Housing Bolts Installing Order
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NOTE:

Thoroughly wipe clean any seal packing.

2009 Toyota Tundra

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

Fig. 356: Tightening Order Of Camshaft Housing Bolts
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

24. INSTALL CRANKSHAFT TIMING GEAR KEY

a. Install the timing gear key.

HINT:

The other timing gear key will be installed at a later step.

Fig. 357: Identifying Timing Gear Key
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

25. INSTALL NO. 2 CHAIN TENSIONER ASSEMBLY

a. Install the chain tensioner with the 2 bolts.

Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf)

2009 Toyota Tundra

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

b. While raising up the No. 2 chain tensioner, insert a pin of Ø 1.0 mm (0.0394 in.) into the hole to fix

it in place.

Fig. 358: Installing No. 2 Chain Tensioner Assembly
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

26. INSTALL NO. 1 CHAIN SUB-ASSEMBLY RH

a. Align the No. 1 chain's orange mark plate with the camshaft timing gear's timing mark, and attach

the chain to the gear as shown in the illustration.

Fig. 359: Aligning No. 1 Chain's Orange Mark Plate With Camshaft Timing Gear's Timing
Mark
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

b. Align the No. 1 chain's orange mark plate with the crankshaft timing gear's timing mark, and attach

the chain to the gear as shown in the illustration.

2009 Toyota Tundra

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

Fig. 360: Aligning No. 1 Chain's Orange Mark Plate With Crankshaft Timing Gear's Timing
Mark
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

c. Align the No. 2 chain's mark plates (yellow) with the timing marks of the camshaft timing gear and

camshaft timing exhaust gear, and attach the No. 2 chain to the gears as shown in the illustration.

HINT:

The crankshaft timing gear and camshaft exhaust gear will be installed with the No. 1 and No. 2
chains connected to the gears.

Fig. 361: Aligning No. 2 Chain's Mark Plates With Timing Marks Of Camshaft Timing Gear
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

d. Install the crankshaft timing sprocket to the crankshaft.

e. Align and attach the knock pin of the No. 1 camshaft with the pin hole of the camshaft timing gear.

f. Using the hexagonal portion of the No. 2 camshaft, align and attach the knock pin of the No. 2

camshaft with the pin hole of the camshaft timing exhaust gear.

g. Remove the pin from the No. 2 chain tensioner.

27. INSTALL NO. 1 CHAIN VIBRATION DAMPER RH

a. Install the vibration damper with the 2 bolts.

Torque: 21 N*m (214 kgf*cm, 15 ft.*lbf)

Fig. 362: Locating Vibration Damper With Bolts
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

2009 Toyota Tundra

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