Timing Component Alignment Marks: Locations

Timing Component Alignment Marks

Removing

- Rotate the crankshaft in the direction of engine rotation - arrow - to Top Dead Center (TDC) using the (T40058) and an offset box wrench.






• The threaded holes - arrows - in the camshafts must face upward.






- Install the (T40133) in both cylinder heads and tighten - arrows - to 25 Nm.






• The illustration shows the left cylinder head.

- Remove the locking bolt - arrow - for the TDC marking crankshaft from the cylinder block.






- Install the (T40069) in the hole and tighten to 20 Nm. Turn the crankshaft - 1 - back and slightly to completely center the bolt, if necessary.







Installing


• The cylinder head for cylinder bank 2 (left) is shown in the illustration.

The engine could be damaged.

• The camshaft chain sprockets must only be installed according to the following work steps:

• Install the camshaft chain sprockets according to the marks applied during removal.

• When mounting the camshaft chain sprockets, make sure that the pins on the camshaft chain sprockets engage in the holes on the camshafts - arrows -.






• Turn the camshaft chain sprocket on the camshaft counterclockwise until it stops - arrow -.






• The marking point - 1 - must align with the adjustment window - 2 -.






The engine could be damaged.

• The camshaft adjuster must only be installed according to the following work steps:

• Install the camshaft adjuster according to the marks applied during removal.

• The groove - 1 - in the camshaft adjuster must align with the adjustment window - 2 -.