Nissan/Datsun 200SX/510/610/710/810/Maxima 1973-1984 Repair Guide

Oil Pump

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REMOVAL & INSTALLATION



1973-79
  1. Remove the distributor on the L18, L20B and L24 engines.
  2.  
  3. Drain the engine oil.
  4.  


CAUTION
The EPA warns that prolonged contact with used engine oil may cause a number of skin disorders, including cancer! You should make every effort to minimize your exposure to used engine oil. Protective gloves should be worn when changing the oil. Wash your hands and any other exposed skin areas as soon as possible after exposure to used engine oil. Soap and water, or waterless hand cleaner should be used.

  1. Remove the front stabilizer bar if it is in the way of removing the oil pump.
  2.  
  3. Remove the splash shield.
  4.  
  5. Remove the oil pump body with the drive spindle assembly.
  6.  
  7. Turn the crankshaft so that the No. 1 piston is at TDC of the compression stroke.
  8.  
  9. Fill the pump housing with engine oil, then align the punch mark on the spindle with the hole in the oil pump.
  10.  
  11. With a new gasket placed over the drive spindle, install the oil pump and drive spindle assembly so that the projection on the top of the drive spindle is located in the 11:25 o'clock position.
  12.  
  13. Install the distributor with the metal tip of the rotor pointing toward the No. 1 spark plug tower of the distributor cap.
  14.  
  15. Install the splash shield and front stabilizer bar if it was removed.
  16.  
  17. Refill the engine oil. Start the engine, check ignition timing and check for oil leaks.
  18.  

1980-84 Models


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Fig. Fig. 1 Remove the oil pump-Z-series and L-series engines



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Fig. Fig. 2 Exploded view of the oil pump-Z-series and L-series engines



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Fig. Fig. 3 To correctly install the oil pump, align the punch marks-Z-series and L-series engines



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Fig. Fig. 4 Position the distributor drive spindle as shown-L-series engines



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Fig. Fig. 5 Exploded view of the oil pump-diesel engines


CAUTION
Before attempting to remove the oil pump on 1980 models, you must perform the following procedures:

  1. Drain the oil from the oil pan.
  2.  


CAUTION
The EPA warns that prolonged contact with used engine oil may cause a number of skin disorders, including cancer! You should make every effort to minimize your exposure to used engine oil. Protective gloves should be worn when changing the oil. Wash your hands and any other exposed skin areas as soon as possible after exposure to used engine oil. Soap and water, or waterless hand cleaner should be used.

  1. Turn the crankshaft so that No. 1 piston is at TDC on its compression stroke.
  2.  
  3. Remove the distributor cap and mark the position of the distributor rotor in relation to the distributor base with a piece of chalk (gasoline engine only).
  4.  

  1. Remove the front stabilizer bar, if so equipped.
  2.  
  3. Remove the splash shield.
  4.  
  5. Remove the oil pump body with the drive spindle assembly.
  6.  
  7. To install, fill the pump housing with engine oil, align the punch mark on the spindle with the hole in the pump. No. 1 piston should be at TDC on its compression stroke.
  8.  
  9. With a new gasket placed over the drive spindle, install the oil pump and drive spindle assembly. On gasoline engines make sure the tip of the drive spindle fits into the distributor shaft notch securely. The distributor rotor should be pointing to the matchmark you made earlier.
  10.  

Great care must be taken not to disturb the distributor rotor while installing the oil pump, or the ignition timing will be wrong.

  1. Install the splash shield and front stabilizer bar if it was removed.
  2.  
  3. Install the distributor cap.
  4.  
  5. Refill the engine oil. Start the engine, check ignition timing and check for oil leaks.
  6.  

 
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