BMW X5 2000-05

Exhaust Manifold

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Removal & Installation



  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
     
    Exhaust system
     
    Reinforcement plate
     
    Propeller shaft, left side manifold only
     
    Screw connection at the exhaust manifold
     
    Exhaust manifold downward and discard the gaskets
     

  4.  

To install:

  1. Remove the old gasket off of the cylinder head and exhaust manifold and replace the gasket. The gasket beads face the exhaust manifolds.
  2.  
  3. Install or connect the following:

    Exhaust manifold with new gaskets. Torque the bolts to 10 ft. lbs. (15 Nm).
     
    Screw connection at the exhaust manifold
     
    Propeller shaft, left side manifold only
     
    Reinforcement plate
     
    Exhaust system
     
    Negative battery cable
     

  4.  

3.0L Engine
  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Remove or disconnect the following:

    Negative battery cable
     
    Intermediate muffler
     
    Reinforcement plate from undercarriage
     
    Bracket, rubber and both stabilizers
     
    Oxygen control sensors from intake manifold, make sure to mark locations for reinstallation purposes
     
    Fuel injector cover
     
    Plug connections from intake manifold, make sure to mark all connection locations for reinstallation purposes
     
    Oxygen (O2s) sensors
     
    Front exhaust manifold with catalytic converter
     
    Rear exhaust manifold with catalytic converter
     

  4.  

To install:

  1. Clean all mating faces.
  2.  
  3. Install new gaskets.
  4.  
  5. Position the rear exhaust manifold and front exhaust manifold and install new retaining nuts as follows:
    1. M6 nuts: 7 ft. lbs. (10 Nm).
    2.  
    3. M7 nuts: 15 ft. lbs. (20 Nm).
    4.  

  6.  
  7. Install or connect the following:

    O2s monitor sensors on exhaust pipes; torque to 37 ft. lbs. (50 Nm)
     
    Connections on intake manifold and components
     
    Fuel injector cover
     
    Oxygen control sensors on intake manifold; torque to 37 ft. lbs. (50 Nm)
     
    Bracket, rubber and both stabilizers from struts; torque nuts to 74 ft. lbs. (100 Nm)
     
    Reinforcement plate from undercarriage; torque bolts to 74 ft. lbs. (100 Nm)
     
    Negative battery cable
     

  8.  

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

    Negative battery cable
     
    Intermediate muffler
     
    Reinforcement plate from undercarriage
     
    Bracket, rubber and both stabilizers
     
    Oxygen control sensors from intake manifold, make sure to mark locations for reinstallation purposes
     
    Fuel injector cover
     
    Plug connections from intake manifold, make sure to mark all connection locations for reinstallation purposes
     
    Oxygen (O 2 s) sensors
     
    Front exhaust manifold with catalytic converter
     
    Rear exhaust manifold with catalytic converter
     

  4.  

To install:

  1. Clean all mating faces.
  2.  
  3. Install new gaskets.
  4.  
  5. Position the rear exhaust manifold and front exhaust manifold and install new retaining nuts as follows:
    1. M6 nuts: 7 ft. lbs. (10 Nm).
    2.  
    3. M7 nuts: 15 ft. lbs. (20 Nm).
    4.  

  6.  
  7. Install or connect the following:

    O 2 s monitor sensors on exhaust pipes; torque to 37 ft. lbs. (50 Nm)
     
    Connections on intake manifold and components
     
    Fuel injector cover
     
    Oxygen control sensors on intake manifold; torque to 37 ft. lbs. (50 Nm)
     
    Bracket, rubber and both stabilizers from struts; torque nuts to 74 ft. lbs. (100 Nm)
     
    Reinforcement plate from undercarriage; torque bolts to 74 ft. lbs. (100 Nm)
     
    Negative battery cable
     

  8.  

4.4L & 4.6L Engines
  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Remove or disconnect the following:

    Negative battery cable
     
    Exhaust system
     
    Reinforcement plate
     
    Propeller shaft, left side manifold only
     
    Screw connection at the exhaust manifold
     
    Exhaust manifold downward and discard the gaskets
     

  4.  

To install:

  1. Remove the old gasket off of the cylinder head and exhaust manifold and replace the gasket. The gasket beads face the exhaust manifolds.
  2.  
  3. Install or connect the following:

    Exhaust manifold with new gaskets. Torque the bolts to 10 ft. lbs. (15 Nm).
     
    Screw connection at the exhaust manifold
     
    Propeller shaft, left side manifold only
     
    Reinforcement plate
     
    Exhaust system
     
    Negative battery cable
     

  4.  

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

    Negative battery cable
     
    Exhaust system
     
    Reinforcement plate
     
    Propeller shaft, left side manifold only
     
    Screw connection at the exhaust manifold
     
    Exhaust manifold downward and discard the gaskets
     

  4.  

To install:

  1. Remove the old gasket off of the cylinder head and exhaust manifold and replace the gasket. The gasket beads face the exhaust manifolds.
  2.  
  3. Install or connect the following:

    Exhaust manifold with new gaskets. Torque the bolts to 10 ft. lbs. (15 Nm).
     
    Screw connection at the exhaust manifold
     
    Propeller shaft, left side manifold only
     
    Reinforcement plate
     
    Exhaust system
     
    Negative battery cable
     

  4.  

 
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