Camshaft
CAMSHAFTS
Install the 8 bearing caps in their correct locations.
Uniformly tighten the 16 bearing cap bolts in the sequence shown in the illustration.
Torque 9.0 Nm (92 kgf-cm, 80 in-lbf) for 10 mm (0.39 in.) head
Torque 24 Nm (245 kgf-cm, 18 ft-lbf) for 12 mm (0.47 in.) head
Using a wrench, turn the camshafts clockwise until each camshaft knock pin comes to a position 90° to the cylinder head.
Install the camshafts of the LH bank.
Place the 2 camshafts on the LH cylinder head with the No.1 cam lobes facing as shown the illustration.
Install the 8 bearing caps in the correct locations as shown.
Uniformly tighten the 16 bearing cap bolts in the sequence shown in the illustration.
Torque 9.0 Nm (92 kgf-cm, 80 in-lbf) for 10 mm (0.39 in.) head
Torque 24 Nm (245 kgf-cm, 18 ft-lbf) for 12 mm (0.47 in.) head
For Bank 1
CAMSHAFT
Uniformly install and tighten the 8 bearing cap bolts in the sequence shown in the illustration.
Torque 9.0 Nm (92 kgf-cm, 80 in-lbf) for 10 mm (0.39 in.) head
Torque 24 Nm (245 kgf-cm, 18 ft-lbf) for 12 mm (0.47 in.) head
Rotate the No. 1 camshaft clockwise using a wrench so that the timing mark of the camshaft timing gear is aligned with the timing mark of the camshaft bearing cap.
Align the paint mark of the No. 1 chain with the timing mark of the camshaft timing gear.
Hold the hexagonal portion of the No. 1 camshaft with a wrench, and tighten the camshaft timing gear set bolt.
Torque 100 Nm (1,020 kgf-cm, 74 ft-lbf)
NO.2 CAMSHAFT
Uniformly install and tighten the 8 bearing cap bolts in the sequence shown in the illustration.
Torque 9.0 Nm (92 kgf-cm, 80 in-lbf) for 10 mm (0.39 in.) head
Torque 24 Nm (245 kgf-cm, 18 ft-lbf) for 12 mm (0.47 in.) head
Rotate the No. 2 camshaft clockwise using a wrench so that the knock pin of the No. 2 camshaft is aligned with the knock pin hole of the camshaft timing gear.
Hold the hexagonal portion of the No. 2 camshaft with a wrench, and install the camshaft timing gear set bolt.
Torque 100 Nm (1,020 kgf-cm, 74 ft-lbf)
For Bank 2
NO.3 CAMSHAFT SUB-ASSEMBLY
Uniformly install and tighten the 8 bearing cap bolts in the sequence shown in the illustration.
Torque 9.0 Nm (92 kgf-cm, 80 in-lbf) for 10 mm (0.39 in.) head
Torque 24 Nm (245 kgf-cm, 18 ft-lbf) for 12 mm (0.47 in.) head
Align the paint mark of the No. 1 chain with the timing marks of the camshaft timing gear.
Hold the hexagonal portion of the No. 3 camshaft with a wrench, and tighten the camshaft timing gear set bolt.
Torque 100 Nm (1,020 kgf-cm, 74 ft-lbf)
NO.4 CAMSHAFT SUB-ASSEMBLY
Uniformly install and tighten the 8 bearing cap bolts in the sequence shown in the illustration.
Torque 9.0 Nm (92 kgf-cm, 80 in-lbf) for 10 mm (0.39 in.) head
Torque 24 Nm (245 kgf-cm, 18 ft-lbf) for 12 mm (0.47 in.) head
Hold the hexagonal portion of the No. 4 camshaft with a wrench, and tighten the camshaft timing gear set bolt.
Torque 100 Nm (1,020 kgf-cm, 74 ft-lbf)
For Bank 2 2WD
CAMSHAFTS
Using several steps, uniformly install and tighten the 16 bearing cap bolts in the sequence shown in the illustration.
Torque 9.0 Nm (92 kgf-cm, 80 in-lbf) for 10 mm (0.39 in.) head
Torque 24 Nm (245 kgf-cm, 18 ft-lbf) for 12 mm (0.47 in.) head
Hold the hexagonal portion of the No. 4 camshaft with a wrench, and tighten the camshaft timing gear set bolt.
Torque 100 Nm (1,020 kgf-cm, 74 ft-lbf)
For Bank 1 2WD
CAMSHAFTS
Uniformly install and tighten the 16 bearing cap bolts in the sequence shown in the illustration.
Torque 9.0 Nm (92 kgf-cm, 80 in-lbf) for 10 mm (0.39 in.) head
Torque 24 Nm (245 kgf-cm, 18 ft-lbf) for 12 mm (0.47 in.) head
Turn the camshafts clockwise until each camshaft knock pin comes to a position 90° to the cylinder head.
For Bank 1 4WD and Pre-Runner
CAMSHAFTS
Using several steps, uniformly install and tighten the 16 bearing cap bolts in the sequence shown in the illustration.
Torque 9.0 Nm (92 kgf-cm, 80 in-lbf) for 10 mm (0.39 in.) head
Torque 24 Nm (245 kgf-cm, 18 ft-lbf) for 12 mm (0.47 in.) head
Turn the camshafts clockwise until the knock pin comes to a position 90° to the cylinder head.
For Bank 2 4WD and Pre-Runner
CAMSHAFTS
Using several steps, uniformly install and tighten the 16 bearing cap bolts in the sequence as shown in the illustration.
Torque 9.0 Nm (92 kgf-cm, 80 in-lbf) for 10 mm (0.39 in.) head
Torque 24 Nm (245 kgf-cm, 18 ft-lbf) for 12 mm (0.47 in.) head