Mazda MPV 1999-06

Oil Pump

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Removal & Installation



2.5L And 3.0L Engine
  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Drain the engine oil.
  4.  
  5. Remove or disconnect the following:

    Negative battery cable
     
    Oil pan
     
    Timing chains
     
    Oil pump pick up tube
     
    Oil pump. Loosen the bolts in reverse of the tightening sequence.
     

  6.  

To install:



Click image to see an enlarged view

Fig. Oil pump torque sequence-2.5L and 3.0L engines

  1. Install or connect the following:

    Oil pump. Tighten the bolts in sequence to 71-106 inch lbs. (8-12 Nm).
     
    Oil pump pick up tube. Tighten the bolts to 71-106 inch lbs. (8-12 Nm) and the nut to 44 inch lbs. (5 Nm) plus 45 degrees.
     
    Timing chains
     
    Oil pan
     
    Negative battery cable
     

  2.  
  3. Fill the crankcase to the correct level.
  4.  
  5. Start the engine and check for leaks.
  6.  

3.0L Engine
  1. Before servicing the vehicle, refer to the precautions in the beginning of this section.
  2.  
  3. Drain the cooling system.
  4.  
  5. Drain the engine oil.
  6.  
  7. Remove or disconnect the following:

    Negative battery cable
     
    Accessory drive belts
     
    Crankshaft pulley
     
    Front cover
     
    Timing belt. Refer to the Timing Belt unit repair section.
     
    Crankshaft timing sprocket
     
    Front crankshaft seal
     
    Thermostat housing
     
    Oil pan
     
    Oil pump pick up tube
     
    Oil pump
     

  8.  

To install:

  1. Install or connect the following:

    Oil pump. Tighten the bolts to 14-18 ft. lbs. (19-25 Nm).
     
    Oil pump pick up tube. Tighten the bolts to 70-95 inch lbs. (8-11 Nm).
     
    Oil pan
     
    Thermostat housing. Tighten the bolts to 14-18 ft. lbs. (19-25 Nm).
     
    Front crankshaft seal
     
    Crankshaft timing sprocket
     
    Timing belt
     
    Front cover
     
    Crankshaft pulley. Tighten the bolt to 116-122 ft. lbs. (157-166 Nm).
     
    Accessory drive belts
     
    Negative battery cable
     

  2.  
  3. Fill the crankcase to the correct level.
  4.  
  5. Fill the cooling system.
  6.  
  7. Start the engine and check for leaks.

    Click image to see an enlarged view

    Fig. Exploded view of the oil pump and related components-3.0L engine

  8.  

  1. Before servicing the vehicle, refer to the Precautions Section.
  2.  
  3. Drain the engine oil.
  4.  
  5. Remove or disconnect the following:

    Negative battery cable
     
    Oil pan
     
    Timing chains
     
    Oil pump pick up tube
     
    Oil pump. Loosen the bolts in reverse of the tightening sequence.
     

  6.  

To install:

Click image to see an enlarged view

Fig. Oil pump torque sequence-3.0L engine

  1. Install or connect the following:

    Oil pump. Tighten the bolts in sequence to 71-106 inch lbs. (8-12 Nm).
     
    Oil pump pick up tube. Tighten the bolts to 71-106 inch lbs. (8-12 Nm) and the nut to 44 inch lbs. (5 Nm) plus 45 degrees.
     
    Timing chains
     
    Oil pan
     
    Negative battery cable
     

  2.  
  3. Fill the crankcase to the correct level.
  4.  
  5. Start the engine and check for leaks.
  6.  

 
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