Nissan Sentra manuals

Nissan Sentra Service Manual: Oil pan

Exploded View


  1. O-ring
  2. Oil pan (upper)
  3. Oil level gauge guide
  4. O-ring
  5. Oil level gauge
  6. Oil pump drive chain
  7. Crankshaft sprocket
  8. Oil pump sprocket
  9. Oil pump chain tensioner
  10. Oil pump
  11. Drain plug
  12. Drain plug washer
  13. Oil pan (lower)
  14. Oil filter
  15. Clamp
  16. Water hose
  17. Oil cooler
  18. Crankshaft position sensor
  19. Rear oil seal
  1. Refer to LU-10
  2. To thermostat housing
  3. To thermostat housing (M/T models) To CVT oil warmer (CVT models)
  4. Oil pan side

Removal and Installation (Lower Oil Pan)

REMOVAL

  1. Drain engine oil. Refer to LU-8, "Draining".
  2. Remove oil pan (lower) bolts in reverse order as shown.

NOTE:

Disregard the numerical order No.7 and 11 in removal.


  1. Insert Tool between oil pan (upper) and oil pan (lower).

CAUTION:

Tool number : KV10111100 (J-37228)

  1. Remove oil pan (lower).

INSTALLATION


INSTALLATION

CAUTION:

Do not reuse O-rings or washers.

  1. Install oil pan (lower) as follows:
  1. Use a suitable tool (A) to remove old liquid gasket from mating surfaces.

CAUTION:

Do not scratch or damage the mating surface when cleaning off old liquid gasket.


  1. Apply a continuous bead of liquid gasket (A) using suitable tool as shown as shown.

(1) : Oil pan (lower)

(b) : 7.5-9.5mm (0.295 - 0.374 in)

(c) : 4.0 - 5.0 mm (0.157 - 0.197 in)

Use Genuine Silicone RTV Sealant, or equivalent. Refer to


Use Genuine Silicone RTV Sealant, or equivalent. Refer to GI-21, "Recommended Chemical Products and Sealants".

CAUTION:

  1. Tighten bolts in numerical order as shown.

NOTE:


  1. Install oil pan drain plug.

CAUTION:

  1. Refill the engine with engine oil. Refer to LU-9, "Refilling".

Inspection

INSPECTION AFTER REMOVAL

Clean oil strainer if any object attached.

INSPECTION AFTER INSTALLATION

  1. Check the engine oil level and adjust engine oil. Refer to LU-7, "Inspection".
  2. Start engine, and check for leaks of engine oil.
  3. Stop engine and wait for 10 minutes.
  4. Check the engine oil level again. Refer to LU-7, "Inspection".

Removal and Installation (Upper Oil Pan)

REMOVAL

  1. Remove the engine and transaxle assembly. Refer to EM-82, "M/T : Exploded View" (M/T) or EM-86, "CVT : Exploded View" (CVT).
  2. Remove the clutch cover and clutch disc. Refer to CL-17, "Exploded View".
  3. Remove the flywheel (M/T) or drive plate (CVT). Refer to EM-90, "Exploded View" (M/T) or EM-92, "Exploded View" (CVT).
  4. Mount the engine on an engine stand. Refer to EM-72, "Removal and Installation".
  5. Remove the generator and generator bracket. Refer to CHG-29, "Exploded View".
  6. Remove oil pan (lower). Refer to EM-33, "Removal and Installation (Lower Oil Pan)".
  7. Remove oil filter. Refer to LU-10, "Removal and Installation".
  8. Remove timing chain. Refer to EM-48, "Exploded View".
  9. Remove oil level gauge and oil level gauge guide.
  10. Remove oil pump if necessary. Refer to LU-12, "Exploded View".

NOTE:

The oil pan (upper) can be removed and installed without removing the oil pump.

  1. Remove oil pan (upper) with the following procedure:
  1. Loosen bolts in reverse order as shown.


  1. Using suitable tool as shown by the arrow ( ) open up a crack between oil pan (upper) and cylinder block.

CAUTION:

Do not use suitable tool anywhere other than shown, sealant used is more adhesive than previous types when shipped.


  1. Insert Tool (A) between oil pan (upper) and cylinder block.

Tool Number : KV10111100 (J-37228)

CAUTION:


CAUTION:

Do not damage the mating surface.

  1. Remove O-ring between cylinder block and oil pan (upper).

INSTALLATION

CAUTION:

Do not reuse O-rings or washers.

  1. Install oil pan (upper) with the following procedure:
  1. Use a suitable tool (A) to remove old liquid gasket from mating surfaces.

CAUTION:

Do not scratch or damage the mating surfaces when cleaning off old liquid gasket.


  1. Apply a continuous bead of liquid gasket (D) using suitable tool as shown.

(1) : Oil pan (upper)

(A) : 2 mm (0.08 in) protruded to outside

(B) : 2 mm (0.08 in) protruded to rear oil seal mounting side

(c) : 5.5 - 7.5 mm (0.217 - 0.295 in)

(e) : 4.0 - 5.0 mm (0.157 - 0.197 in)

Use Genuine Silicone RTV Sealant, or equivalent. Refer to


Use Genuine Silicone RTV Sealant, or equivalent. Refer to GI-21, "Recommended Chemical Products and Sealants".

CAUTION:

NOTE:

Apply liquid gasket to the outside of bolt holes show by mark


  1. Install new O-ring at cylinder block side.

CAUTION:

  1. Tighten bolts in numerical order as shown.


  1. Install rear oil seal with the following procedure

CAUTION:

  1. Wipe off liquid gasket protruding to the rear oil seal mounting part of oil pan (upper) and cylinder block using suitable tool.
  2. Apply engine oil to entire outside area of rear oil seal.
  3. Press-fit the rear oil seal using a suitable drift (A) with outer diameter 115 mm (4.53 in) and inner diameter 90 mm (3.54 in).


(1) : Rear oil seal

(A) : Cylinder block rear end surface

CAUTION:


CAUTION:

NOTE:

The standard surface of the dimension is the rear end surface of cylinder block.

  1. Installation of remaining components is in the reverse order of removal.

INSPECTION AFTER INSTALLATION

NOTE:

If hydraulic pressure inside timing chain tensioner drops after removal and installation, slack in the guide may generate a pounding noise during and just after engine start. However, this is normal. Noise will stop after hydraulic pressure rises.

*Power steering fluid, brake fluid, etc.


*Power steering fluid, brake fluid, etc.

Inspection

INSPECTION AFTER REMOVAL

Clean oil strainer portion (part of the oil pump) if any object attached.

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