Engine Exhaust Assembly (1NZ-FXE): Installation

1. Using a vernier caliper, measure the free length of the compression spring.

   Minimum length: 40.5 mm (1.594 in.) 

   If the length is less than the minimum, replace the compression spring.

   Fig 1: Measuring Free Length Of Compression Spring

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Using a plastic-faced hammer and wooden block, tap in a new gasket until its surface is flush with the exhaust manifold.
   Fig 2: Tapping In Gasket Using Plastic-Faced Hammer And Wooden Block

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
   NOTE:

   • Tap in the gasket in the correct direction.
   • Do not reuse the removed gasket.
   • Do not push in the gasket while installing the exhaust pipe.
3. Connect the 2 exhaust pipe supports, and install the exhaust pipe.
4. Install the 2 compression springs and 2 bolts.

   Torque: 43 N*m (438 kgf*cm, 32 ft.*lbf) 

1. Using a vernier caliper, measure the free length of the compression spring.

   Minimum length: 38.5 mm (1.516 in.) 

   If the length is less than the minimum, replace the compression spring.

   Fig 3: Measuring Free Length Of Compression Spring

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Install a new gasket to the front exhaust pipe.
   NOTE: Do not reuse the gasket.
3. Connect the 2 exhaust pipe supports, and install the tail pipe.
4. Install the 2 compression springs and 2 bolts.

   Torque: 43 N*m (438 kgf*cm, 32 ft.*lbf) 

   Fig 4: Installing Gasket To Front Exhaust Pipe

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Install the floor panel brace with the 2 bolts.

   Torque: 30 N*m (302 kgf*cm, 22 ft.*lbf) 

   Fig 5: Installing Front Floor Panel Brace Bolts

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

If gas is leaking, tighten the problem areas to stop the leak. Replace damaged parts as necessary.

1. Perform INITIALIZATION .
   NOTE: Certain systems need to be initialized after disconnecting the cable from the negative (-) battery terminal.