Toyota Previa 1991-1997 Repair Information

Exhaust Manifold

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REMOVAL & INSTALLATION



See Figures 1 through 6

  1. Raise and safely support the vehicle.
  2.  
  3. Disconnect the front exhaust pipe from the exhaust manifold by removing the three nuts.
  4.  



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Fig. Fig. 1: Remove the header [pipe attached to the exhaust manifold retaining nuts

  1. Remove the 5 nuts and remove the exhaust manifold and gasket.
  2.  



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Fig. Fig. 2: Remove these nuts retaining the exhaust manifold to the engine



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Fig. Fig. 3: An extension is necessary to access these nuts on the manifold



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Fig. Fig. 4: Scrape any gasket residue from the mating areas with a razor tipped tool

To install:
  1. Install the exhaust manifold with a new gasket. Install and tighten the exhaust manifold nuts to 36 Nm (41 Nm). Use a crisscross pattern starting from the center and work outwards.
  2.  



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Fig. Fig. 5: Position a gasket over the studs before the exhaust manifold



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Fig. Fig. 6: When installing, place the ,manifold over the studs

  1. Connect the front exhaust pipe to the manifold by installing new gaskets and three nuts. Tighten the nuts to 46 ft. lbs. (62 Nm).
  2.  
  3. Lower the vehicle.
  4.  
  5. Start the engine and check for leaks.
  6.  

 
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