Primary Camshaft Drive Chain and Sprockets
Primary Camshaft Drive Chain and SprocketsReplacement
Special Tool
EN 46111 Crankshaft Rotation Socket
Removal Procedure
1. Remove the spark plugs in order to ease crankshaft/engine rotation.
2. Remove the engine front cover.
3. Remove the right bank secondary camshaft drive chain tensioner.
4. Remove the right bank secondary camshaft drive chain shoe.
5. Remove the right bank secondary camshaft drive chain guide.
6. Remove the right bank secondary camshaft drive chain.
7. Remove the primary camshaft drive chain tensioner.
8. Remove the primary camshaft drive chain upper guide.
9. Remove the primary camshaft timing chain.
10. Remove the crankshaft sprocket from the nose of the crankshaft.
Installation Procedure
1. Ensure the crankshaft sprocket is installed with the timing mark (1) visible.
2. Install the crankshaft sprocket on to the nose of the crankshaft.
3. Align the notch in the crankshaft sprocket with the pin in the crankshaft.
4. Slide the crankshaft sprocket on the crankshaft nose until the crankshaft sprocket contacts the step in the crankshaft.
5. Ensure the crankshaft is in the stage one timing position with the crankshaft sprocket timing mark (1) aligned to the stage one timing mark on the oil pump cover (2) using the EN 46111.
6. Install the primary camshaft timing chain.
7. Install the primary upper camshaft drive chain guide.
8. Install the primary camshaft drive chain tensioner.
9. Install the right bank secondary camshaft drive chain.
10. Install the right bank secondary camshaft drive chain guide.
11. Install the right bank secondary camshaft drive chain shoe.
12. Install the right bank secondary camshaft drive chain tensioner.
13. Install the spark plugs.
14. Install the engine front cover.