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Home >> Nissan-Datsun >> 2004 >> Sentra SE-R >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Engine Mechanical - Qr25DE >> Oil Pan And Oil Strainer >> Removal and Installation >> Removal

Removal and Installation: Removal

WARNING: To avoid the danger of being scalded, never drain the engine oil when the engine is hot.
  1. Remove the engine undercovers on both sides.
  2. Drain engine oil. Refer to CHANGING ENGINE OIL .
  3. Remove the front exhaust tube. Refer to REMOVAL AND INSTALLATION .
  4. Set a suitable transmission jack under the transaxle. Lift the engine slightly from above by the engine slingers.
  5. Remove the center member.
    • Remove the front and rear engine mount through bolts and center member bolts.
      Fig 1: Locating Center Member & Engine Mounting Bolts
      G02007789Courtesy of NISSAN MOTOR CO., U.S.A.
  6. Disconnect the A/C compressor with piping connected from the mounting bracket and suspend with a strong wire. Refer to REMOVAL AND INSTALLATION .
  7. Remove the lower oil pan bolts. Loosen the bolts in the order shown in Fig 2.
    Fig 2: Identifying Lower Oil Pan Bolts Loosening Sequence
    G02007790Courtesy of NISSAN MOTOR CO., U.S.A.
  8. Insert the Tool (Seal cutter) between lower oil pan and the upper oil pan to separate them. Tap gently on the side to move the Tool around the pan; do not damage the mating surface.
  9. Remove the lower oil pan.
  10. Remove the oil pickup screen.
  11. Remove rear plate cover, and four engine to transaxle bolts.
    Fig 3: Separating Lower Oil Pan & Upper Oil Pan
    G02007791Courtesy of NISSAN MOTOR CO., U.S.A.
  12. Loosen the upper oil pan bolts in the numerical order shown to remove the upper oil pan. See Fig 4.
    Fig 4: Identifying Upper Oil Pan Bolts Loosening Sequence
    G02007792Courtesy of NISSAN MOTOR CO., U.S.A.
  13. Insert the Tool (Seal cutter) between the upper oil pan and the cylinder block to separate them. Tap gently on the side to move the Tool around the pan; do not damage the mating surface.
    Fig 5: Separating Upper Oil Pan & Cylinder Block
    G02007793Courtesy of NISSAN MOTOR CO., U.S.A.
  14. Remove the upper oil pan.