1ST Timing Chain and Timing Chain Tensioner Adjuster No.2 Removal and Installation

1st Timing Chain and Timing Chain Tensioner Adjuster No.2 Removal and Installation

Removal
1) Remove 2nd timing chain (bank 1).
2) By turning crankshaft, align camshaft (bank 2) and crankshaft at specific position as follows.
a) By using special tool, align circle mark (1) on crankshaft timing sprocket with circle mark (2) on oil pump.
Special Tool
(A): Crankshaft rotation socket (EN-46111)








b) Make sure that the flat sections (1) of camshafts (bank 2) is parallel to cylinder head (2).





c) Hold camshafts (bank 2) with special tool as shown in figure.
Special Tool
(A): 09917-67810





d) Remove special tool.
Special Tool
(A): Crankshaft rotation socket (EN-46111)





3) Remove timing chain tensioner adjuster No.2 (1) and gasket (2).





4) Remove timing chain guide No.2 (1).





5) Remove timing chain lower guide (1).





6) Remove 1st timing chain.
7) Remove idler sprocket No.1 (1).





8) Remove crankshaft timing sprocket (1) and key (2).





Installation
1) Install idler sprocket No.1 (1) and tighten idler sprocket No.1 bolt to specified torque.
Tightening torque
Idler sprocket No.1 bolt (a): 58 Nm (5.9 kg-m, 43.0 lbf-ft)





2) Install key (2) to crankshaft.
3) Install crankshaft timing sprocket (1) to crankshaft.

NOTE:
Be sure to face circle mark (3) on crankshaft timing sprocket to timing chain cover side.





4) Check that circle mark (1) on crankshaft timing sprocket is in alignment with circle mark (2) on oil pump.





5) Install timing chain by aligning discrimination plates (2) of timing chain and triangle mark (1) on idler sprocket No.1 and No.2 as shown in figure.
6) Fit crankshaft timing sprocket to timing chain by aligning discrimination plate (2) of timing chain and circle mark (3) on crankshaft timing sprocket.





7) Apply engine oil to sliding surface of timing chain lower guide (1) and install it. Tighten timing chain lower guide bolt to specified torque.
Tightening torque
Timing chain lower guide bolt (a): 23 Nm (2.3 kg-m, 17.0 lbf-ft)





8) Apply engine oil to sliding surface of timing chain guide No.2 (1) and install it. Tighten timing chain guide No.2 bolt to specified torque.
Tightening torque
Timing chain guide No.2 bolt (a): 23 Nm (2.3 kg-m, 17.0 lbf-ft)





9) Fix plunger in timing chain tensioner adjuster No.2 as follows.
a) Remove plunger (1) from timing chain tensioner adjuster No.2 (2).





b) Using special tool, turn plunger in arrow direction to contract it and install it to timing chain tensioner adjuster No.2.
Special Tool
(A): 09918-57810





c) Hold plunger using lock pin (1) as follows.





10) Install new gasket (1) and timing chain tensioner adjuster No.2 (2) and tighten timing chain tensioner adjuster No.2 bolt to specified torque.
Tightening torque
Timing chain tensioner adjuster No.2 bolt (a): 23 Nm (2.3 kg-m, 17.0 lbf-ft)





11) Check that triangle mark (1) on idler sprocket No.1, triangle mark (2) on idler sprocket No.2 and circle mark (3) on crankshaft timing sprocket are in alignment with discrimination plates (4) of timing chain.





12) Remove lock pin (1) from timing chain tensioner adjuster No.2.





13) Turn crankshaft clockwise by 2 revolutions and check that circle mark (1) on crankshaft timing sprocket are in alignment with circle mark (2) on oil pump.





14) Confirm that special tool is installed to camshaft (bank 2).
15) Remove special tool from camshaft (bank 2).
Special Tool
(A): 09917-67810





16) Install 2nd timing chain (bank 1).
17) Install timing chain cover.
18) Install belt idler arm to generator bracket.
19) Install OCV.
20) Install P/S pump bracket.
21) Install water pump pulley.
22) Install cylinder head cover.
23) Install accessory drive belt.
24) Install engine assembly to vehicle.