Scion 2005-06

Exhaust Manifold

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Removal & Installation



1.5L Engine
  1. Before servicing the vehicle, refer to the Precautions Section.
  2.  
  3. Drain the cooling system.
  4.  
  5. Relieve the fuel system pressure.
  6.  
  7. Remove or disconnect the following:

    Negative battery cable
     
    Air intake assembly
     
    Engine appearance cover
     
    Right-hand front wheel
     
    Engine undercover
     
    Accelerator control cable
     
    Fuel tube from the fuel supply hose
     
    Brake booster check valve hose
     
    Radiator hose
     
    Heater hose
     
    Radiator filler hose
     
    Front exhaust pipe
     
    Exhaust manifold support bracket
     
    Exhaust manifold heat shield
     
    Exhaust manifold and gasket
     

  8.  

To install:



Exhaust manifold
 

  1. Install the exhaust manifold with a new gasket. Tighten the bolts in sequence to 20 ft. lbs. (27 Nm).

    Click image to see an enlarged view

    Fig. Exhaust manifold torque sequence-1.5L Engine

  2.  
  3. Install or connect the following:

    Exhaust manifold heat shield. Tighten to 71 inch lbs. (8 Nm).
     
    Exhaust manifold support bracket. Tighten to 32 ft. lbs. (44 Nm).
     
    Front exhaust pipe. Tighten to 32 ft. lbs. (43 Nm).
     
    Radiator filler hose. Tighten support bracket to 66 inch lbs. (7.5 Nm).
     
    Heater hose
     
    Radiator hose
     
    Brake booster check valve hose
     
    Fuel tube to the fuel supply hose
     
    Accelerator control cable
     
    Engine undercover
     
    Front wheel
     
    Engine appearance cover
     
    Air intake assembly
     
    Negative battery cable
     

  4.  
  5. Refill the engine with oil to the correct level.
  6.  
  7. Refill the cooling system to the correct level.
  8.  
  9. Start the engine and check for leaks.
  10.  

 
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