- Remove and discard the oil filter adapter gasket (1).
- Remove and inspect the oil pressure switch (5).
- Remove and discard the oil pressure switch O-ring (6).
- Remove and inspect the oil filter adapter hole plug (4).
- Remove and discard the oil filter adapter hole plug O-ring (3).
- Remove and inspect the oil filter fitting (2).
- Remove the oil filter adapter pipe fittings.
- Remove and discard the oil filter adapter pipe fitting seal.