Camshaft Timing Chain (With New Tools)

Camshaft Timing Chain (with new tools)

Special tools, testers and auxiliary items required

• Assembly Tool (T10352)

• Counter Hold Tool (T10355)

• Locking Pin (T40011)

• Lever (T40243)

• Locking Tool (T40267)

• Camshaft Clamp (T40271)

• Locking Tool (T40098)

Removing

- Remove the front bumper cover and the bumper.

- Install the lock carrier in service position. Procedures

- Remove timing chain upper cover. Refer to => [ Upper Timing Chain Cover ] Upper Timing Chain Cover.








The control valve has a left thread.

- Remove the control valve using the (T10352) or (T10352/1) in direction of - arrow - depending on the version.

- Remove the bolts - arrows - and remove the bearing bracket.






- Rotate the vibration damper using the (T10355) into the Top Dead Center (TDC) position.






• The notch on the vibration damper and the marking on the lower timing chain guard must be opposite one another - arrow -.

• The markings - 1 - on the camshafts must point upward.

- Remove the lower timing chain cover. Refer to => [ Lower Timing Chain Guard ] Lower Timing Chain Guard.

- Press the oil pump chain tensioner in the direction of the - arrow - and secure it with a (T40011).






- Remove the oil pump chain tensioner - 1 -.

- Remove the bolts - arrows -.






Two Different Chain Tensioners may be Installed Depending on the Version






Version 1

- Install the (T40243) - arrows -.

- Lift the chain tensioner locking wedge by inserting a scriber or a suitable screwdriver into the hole in the chain tensioner in the direction of the - arrow 1 - and hold it there.

- Slowly press and hold the (T40243) in the direction of - arrow 2 -.

- Secure the chain tensioner using (T40011).






Version 2






- Install the (T40243) - arrows -.

- Press the chain tensioner locking ring - 1 - together and hold it.

- Slowly press and hold the (T40243) in the direction of the - arrow -.

- Secure the chain tensioner with the (T40267).






All Versions






- Remove the (T40243).

- Bolt the (T40271/2) to the cylinder head and push the chain sprocket splines in the direction of the - arrow 2 -. If necessary, turn the intake camshaft with a wrench in the direction of the - arrow 1 -.

- Remove the timing chain tensioning rail - 2 -.






- Attach the (T40271/1) to the cylinder head.






- Turn the exhaust camshaft with the wrench in the direction of the - arrow 1 - and slide the (T40271/1) in the chain sprocket splines in the direction of the - arrow 2 -.

- Remove the upper guide track - 1 - by unlocking the latch with a screwdriver and pushing the guide track forward.






- Remove the guide rail for the camshaft timing chain - 1 -.






- Remove the timing chain.

Installing

• Tightening specifications, refer to => [ Camshaft Timing Chain Overview ] Camshaft Timing Chain Overview.








• The painted links of the timing chain must be positioned on the markings on the chain sprockets.

- Mount the timing chain on the intake camshaft.

- Mount the timing chain on the exhaust camshaft.

- Lay the timing chain on the crankshaft and hold it there.

- Install the timing chain tensioning rail and tighten the bolt - 2 -.






- Install the camshaft timing chain guide rail and tighten the bolts - 1 -.

- Turn the exhaust camshaft in the direction of the - arrow 1 -, slide out the (T40271/1) from the chain sprocket splines in the direction of the - arrow 2 - and release the camshaft.






- Remove the (T40271/1).

- Turn the intake camshaft in the direction of the - arrow 1 -, slide out the (T40271/2) from the chain sprocket splines in the direction of the - arrow 2 - and release the camshaft.






- Remove the (T40271/2).

- Install the bolts - arrows - and tighten them.






- Mount the bearing bracket and the bolts - arrows - hand-tight.






- Remove the (T40011) or the (T40267) , depending on the version.

- Tighten the bolts - arrows -. Refer to => [ Camshaft Timing Chain Overview ] Camshaft Timing Chain Overview.

- Install the control valve - item 6 - => [ (Item 6) Control Valve ] Camshaft Timing Chain Overview.

Assemble in reverse order of disassembly. Note the following:

- Install the lower timing chain cover. Refer to => [ Lower Timing Chain Guard ] Lower Timing Chain Guard.

- Install the upper timing chain guard. Refer to => [ Upper Timing Chain Cover ] Upper Timing Chain Cover.

- Install the ribbed belt tensioning damper. Refer to => [ Ribbed Belt Tensioning Damper ] Service and Repair.

- Install the ribbed belt. Refer to => [ Ribbed Belt ] Ribbed Belt.

- Install the lock carrier in service position. Procedures

- Install the bumper and front bumper cover.