Honda Civic/CRX/del Sol 1984-1995 Repair Guide

Oil Pan

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REMOVAL & INSTALLATION



Except 4WD Civic Wagon

See Figures 1 through 7

  1. Disconnect the negative battery cable.
  2.  
  3. Raise and safely support the vehicle.
  4.  
  5. Remove the engine splash shield, if equipped .
  6.  



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Fig. Fig. 1: Unbolting the engine splash shield-1984-87 style shown



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Fig. Fig. 2: Drain the engine oil, then remove the 10mm mounting bolts ...

  1. Drain the engine oil.
  2.  

Be sure to properly dispose of used engine oil, it is an environmental hazard.

  1. Remove the exhaust header pipe, if necessary.
  2.  
  3. Remove the oil pan bolts and nuts and the oil pan.
  4.  



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Fig. Fig. 3: ... and carefully lower the pan


CAUTION
Wear safety goggles when doing this and related procedures. Oil in eyes is hazardous, and being incompatible with water, it does not wash out easily.



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Fig. Fig. 4: Removing the oil pan gasket after pan has been removed. Any leftover material must be thoroughly cleaned prior to the oil pan installation

  1. Installation is the reverse of the removal procedure. Make sure all gasket mating surfaces are clean prior to installation.
  2.  
  3. Apply a coat of sealant to both sides of the oil pan gasket. Tighten the bolts and nuts in 2 steps in a crisscross pattern beginning at the center of the pan. The final torque should be 9 ft. lbs. (12 Nm). Tighten the oil pan drain plug to 33 ft. lbs. (45 Nm).
  4.  



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Fig. Fig. 5: Engine lubrication components-1984-87 vehicles



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Fig. Fig. 6: Engine lubrication components-1988-91 vehicles



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Fig. Fig. 7: Engine lubrication components-1992-95 vehicles

4WD Civic Wagon

See Figures 8, 9 and 10

MANUAL TRANSAXLE
  1. Disconnect the negative battery cable.
  2.  
  3. Raise and safely support the vehicle.
  4.  
  5. Remove the engine and transaxle splash shield.
  6.  
  7. Drain the engine and transaxle oil.
  8.  
  9. Remove the exhaust header pipe.
  10.  
  11. Mark the position of the drive shaft flange in relation to the companion flange and remove the drive shaft.
  12.  
  13. Remove the left side cover from the transfer case.
  14.  



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Fig. Fig. 8: Remove the transfer case side cover on 4WD Wagons before removing the oil pan



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Fig. Fig. 9: Remove the transfer case housing before removing the oil pan on 4WD Wagon

Be careful not to damage the thrust shim and mating surface.

  1. Remove the driven gear from the transfer case.
  2.  

Be careful not to damage the thrust shim and mating surface.

  1. Remove the transfer case from the clutch housing.
  2.  
  3. Remove the clutch case cover.
  4.  
  5. Remove the oil pan by removing the bolts and nuts.
  6.  



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Fig. Fig. 10: Oil pan assembly-4WD Wagon

To install:
  1. Clean all gasket mating surfaces.
  2.  
  3. Apply sealant to both sides of a new oil pan gasket and install the gasket and the oil pan. Tighten the bolts and nuts in two steps in a crisscross pattern starting at the center of the pan. The final torque should be 9 ft. lbs. (12 Nm).
  4.  
  5. Install and tighten the oil drain plug to 33 ft. lbs. (45 Nm).
  6.  
  7. Apply liquid gasket to the clutch housing mating surface of the transfer case. Install the transfer case on the clutch housing. Tighten the transfer case bolts to 33 ft. lbs. (45 Nm).
  8.  
  9. Install the drive gear thrust shim on the transfer shaft. Lubricate the drive gear and install it on the transfer shaft. Install the transfer thrust shim and left side cover on the transfer case. Apply liquid gasket to the side cover bolts and tighten them to 33 ft. lbs. (45 Nm).
  10.  
  11. Apply a thin film of sealant at the top and bottom of the transfer case opening and install the driven gear thrust shim and the driven gear. Tighten the mounting bolts to 19 ft. lbs. (26 Nm).
  12.  
  13. Install the drive shaft, aligning the marks that were made during the removal procedure. Tighten the bolts to 24 ft. lbs. (33 Nm).
  14.  
  15. Install the exhaust header pipe and the engine and transaxle splash shields. Install and tighten the transaxle drain plug to 30 ft. lbs. (40 Nm).
  16.  
  17. Fill the transaxle with the proper type of oil, to the required level.
  18.  
  19. Lower the vehicle and fill the crankcase with the proper type of oil, to the required level.
  20.  
  21. Connect the negative battery cable, start the engine and check for leaks.
  22.  

AUTOMATIC TRANSAXLE
  1. Disconnect the negative battery cable.
  2.  
  3. Raise and safely support the vehicle.
  4.  
  5. Remove the engine and transaxle splash shield.
  6.  
  7. Drain the engine and transaxle oil.
  8.  
  9. Remove the exhaust header pipe.
  10.  
  11. Mark the position of the drive shaft flange in relation to the companion flange and remove the drive shaft.
  12.  
  13. Remove the driven gear assembly from the transfer case.
  14.  
  15. Remove the left side cover and then the drive gear from the transfer case. Rotate the cover using the bolt closest to the front of the vehicle as the axis. This bolt is not removed from the cover.
  16.  

Be careful not to damage the thrust shim and mating surface.

  1. Remove the transfer case from the clutch housing.
  2.  
  3. Remove the clutch case cover.
  4.  
  5. Remove the oil pan by removing the bolts and nuts.
  6.  

To install:
  1. Clean all gasket mating surfaces.
  2.  
  3. Apply sealant to both sides of a new oil pan gasket and install the gasket and the oil pan. Tighten the bolts and nuts in 2 steps in a crisscross pattern starting at the center of the pan. The final torque should be 9 ft. lbs. (12 Nm).
  4.  
  5. Install and tighten the oil drain plug to 33 ft. lbs. (45 Nm).
  6.  
  7. Apply liquid gasket to the clutch housing mating surface of the transfer case. Attach a new O-ring to the groove in the transfer left side cover.
  8.  
  9. Install the transfer case on the clutch housing. Install the bolt that remained in the left side cover, in the transfer case before installing the case on the clutch housing. Tighten the transfer case bolts to 33 ft. lbs. (45 Nm).
  10.  
  11. Install the drive gear thrust shim on the transfer shaft. Lubricate the drive gear and install it on the transfer shaft. Install the transfer thrust shim and left side cover on the transfer case. Apply liquid gasket to the side cover bolts and tighten them to 33 ft. lbs. (45 Nm).
  12.  
  13. Apply a thin film of sealant at the top and bottom of the transfer case opening and install the driven gear thrust shim and the driven gear. Tighten the mounting bolts to 19 ft. lbs. (26 Nm).
  14.  
  15. Install the drive shaft, aligning the marks that were made during the removal procedure. Tighten the bolts to 24 ft. lbs. (33 Nm).
  16.  
  17. Install the exhaust header pipe and the engine and transaxle splash shields. Install and tighten the transaxle drain plug to 29 ft. lbs. (40 Nm).
  18.  
  19. Lower the vehicle and fill the crankcase with the proper type of oil, to the required level. Fill the transaxle with the proper type and quantity of oil.
  20.  
  21. Connect the negative battery cable, start the engine and check for leaks.
  22.  

 
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