Mazda MPV 1999-06

Front Crankshaft Seal

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Removal & Installation



Refer to the Timing Chain, Sprockets, Front Cover and Seal procedure in this section.

2.5L Engines

Refer to the Timing Chain, Sprockets, Front Cover and Seal procedure in this section.

  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Remove or disconnect the following:

    Negative battery cable
     
    Timing belt cover
     
    Drive belt
     

  4.  
  5. Align the crankshaft and camshaft timing marks and remove the timing belt.
    WARNING
    Do not damage the crankshaft sealing surface while removing the oil seal.



    Crankshaft pulley center bolt and slide the pulley off of the crankshaft
     
    Crankshaft key
     



    Crankshaft Seal Remover tool T74P-6700-B on the crankshaft and into the oil seal.
     
    Oil seal and clean the seal journal
     

  6.  

To install:

  1. Apply clean engine oil to the rubber lip of the new seal to aid installation.
  2.  
  3. Using Cam Bearing Adapter Tube T72C-6250, or equivalent, and crankshaft center bolt, carefully install the new oil seal until flush with the engine.
  4.  
  5. Install or connect the following:

    Key and crankshaft pulley, washer and bolt. Torque the bolt to 92-121 ft. lbs. (125-165 Nm).
     
    Timing belt
     
    Timing belt and cover
     
    Drive belt
     
    Negative battery cable
     

  6.  
  7. Start the vehicle and check for leaks, repair if necessary.
  8.  

3.0L Engine
  1. Before servicing the vehicle, refer to the precautions in the beginning of this section.
  2.  
  3. 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
     

  4.  

To install:

  1. Install or connect the following:

    Front crankshaft seal flush with the oil pump housing
     
    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. Start the engine and check for leaks.
  4.  

  1. Before servicing the vehicle, refer to the Precautions Section.
  2.  
  3. Disconnect the negative battery cable.
    NOTE
    To deplete the backup power supply energy, disconnect the negative battery cable and wait at least one minute. Be sure to disconnect auxiliary batteries and power supplies, if equipped.

  4.  
  5. Remove or disconnect the following:

    Crankshaft pulley
     
    Front oil seal
     

  6.  

To install:

  1. Install or connect the following:

    New front crankshaft oil seal
     
    Crankshaft pulley
     
    Negative battery cable
     

  2.  
  3. Start the engine and check for leaks, repair if necessary.
  4.  

 
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