For 1990-2009 cars

1. Remove the camshaft rear bearing hole plug.
2. Remove the rear oil gallery plugs (1), (2), and (3).
3. Remove the front oil gallery plugs (1) and (2).
4. Remove all remaining engine block plugs.
5. Remove the knock sensor.
6. Remove the crankshaft position sensor shield nut.
7. Remove the crankshaft position sensor shield.
8. Remove the crankshaft position sensor stud.
9. Remove the crankshaft position sensor from the side of the engine block.
10. Remove the camshaft position sensor bolt.
11. Remove the camshaft position sensor.
12. Remove the engine oil pressure switch.