MINI 2002-05

Timing Chain Cover, Chain, Sprockets, & Seal

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Removal & Installation



  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
     
    Vibration damper
     
    Alternator drive belt tensioner and belt
     
    Front impact tube
     

  6.  
  7. Slacken the modular front end (MFE) retainers and restrain MFE outward with special tools 11-8-401/2.
  8.  
  9. Remove the water pump bolts and move the pump aside so front cover is accessible.
  10.  
  11. Remove timing chain cover bolts in reverse of sequence shown.
  12.  


NOTE
Pay attention to the location of the Torx and oval-head bolts.

  1. Remove O-ring seals and housing seal.
  2.  

To install:

  1. Clean all mating surfaces.
  2.  
  3. Install new timing chain cover seals.
  4.  


NOTE
If oil pump was removed, fill the rotor cavity with clean engine oil before installing the oil pump.

  1. Install timing chain cover. Install and torque the bolts, in the sequence shown, as follows:

    Torx bolts: 9 ft. lbs. (12 Nm)
     
    Oval head bolts: 13 ft. lbs. (18 Nm)
     
    M6 bolts: 9 ft. lbs. (12 Nm)
     

  2.  
  3. Install water pump and torque the mounting bolts to 41 ft. lbs. (56 Nm) plus an additional 90 degrees.
  4.  
  5. Restore MFE to its normal position.
  6.  
  7. Install the impact tube.
  8.  
  9. Install the belt tensioner, then install the auxiliary drive belt.
  10.  
  11. Install the vibration damper.
  12.  
  13. Connect the negative battery cable.
  14.  
  15. Refill the engine oil.
  16.  


    Click image to see an enlarged view

    Fig. Timing cover bolt tightening sequence


  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
     
    Vibration damper
     
    Alternator drive belt tensioner and belt
     
    Front impact tube
     

  6.  
  7. Slacken the modular front end (MFE) retainers and restrain MFE outward with special tools 11-8-401/2.
  8.  
  9. Remove the water pump bolts and move the pump aside so front cover is accessible.
  10.  
  11. Remove timing chain cover bolts in reverse of sequence shown.
    NOTE
    Pay attention to the location of the Torx and oval-head bolts.

  12.  
  13. Remove O-ring seals and housing seal.
  14.  

To install:

  1. Clean all mating surfaces.
  2.  
  3. Install new timing chain cover seals.
    NOTE
    If oil pump was removed, fill the rotor cavity with clean engine oil before installing the oil pump.

  4.  
  5. Install timing chain cover. Install and torque the bolts, in the sequence shown, as follows:

    Torx bolts: 9 ft. lbs. (12 Nm)
     
    Oval head bolts: 13 ft. lbs. (18 Nm)
     
    M6 bolts: 9 ft. lbs. (12 Nm)
     

  6.  
  7. Install water pump and torque the mounting bolts to 41 ft. lbs. (56 Nm) plus an additional 90 degrees.
  8.  
  9. Restore MFE to its normal position.
  10.  
  11. Install the impact tube.
  12.  
  13. Install the belt tensioner, then install the auxiliary drive belt.
  14.  
  15. Install the vibration damper.
  16.  
  17. Connect the negative battery cable.
  18.  
  19. Refill the engine oil.

    Click image to see an enlarged view

    Fig. Timing cover bolt tightening sequence

  20.  

 
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