- Inspect the camshaft follower roller (1) for the following:
| • | Excessive scoring and pitting |
| • | Ensure the roller spins freely. |
- Inspect the camshaft follower valve tip area (2).
- Inspect the camshaft follower stationary hydraulic lash adjuster (SHLA) pivot area (3).
- Replace the camshaft follower or followers as necessary.