Exhaust Pipe: Installation

WARNING: This page is about a different car, the 2007 Lexus RX 350. However, it is still accessible from the selected car via links, so may be relevant.

INSTALL HEATED OXYGEN SENSOR (for Bank 2) (See INSTALLATION )
INSTALL EXHAUST FRONT PIPE ASSEMBLY

Fig 1: Identifying Exhaust Pipe Assembly Front
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. Install the exhaust pipe front and a new gasket with 2 new nuts.
  Torque: 56 N*m (571 kgf*cm, 41 ft.*lbf)
2. Connect the oxygen sensor connector (Bank 2).
INSTALL NO. 3 EXHAUST FRONT PIPE SUB-ASSEMBLY

Fig 2: Identifying Exhaust Pipe Sub-Assembly Front
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. Install 2 new gaskets and the No. 3 exhaust front pipe sub-assembly with the 2 bolts and 2 new nuts.
  Torque: 56 N*m (571 kgf*cm, 41 ft.*lbf)
INSTALL HEATED OXYGEN SENSOR (for Bank 1) (See INSTALLATION )
INSTALL EXHAUST CENTER PIPE ASSEMBLY
1. Inspect the compression spring.
  1. Using vernier calipers, measure the free length of the compression spring.
    Minimum length:
    
    41.5 mm (1.634 in.)
    
    HINT:
    
    If the free length is less than the minimum, replace the compression spring.
2. Fully insert a new gasket to the No. 3 exhaust front pipe sub-assembly.
3. Using a plastic hammer, uniformly strike the gasket so that the gasket and No. 3 exhaust front pipe sub-assembly are properly fit.
  NOTE:
  - Be careful with the installation direction of the gasket.
  - Do not reuse the gasket.
  - To ensure a proper seal, do not use the exhaust pipe to press the gasket onto the No. 3 exhaust front pipe sub-assembly.
4. Install the damper with the 2 bolts.
  Torque: 19 N*m (194 kgf*cm, 14 ft.*lbf)
5. Connect the exhaust center pipe to connect the exhaust pipe supports.
6. Tighten the 2 bolts and 2 compression springs.
  
  Fig 5: Identifying Tall Pipe Baffle With Protruding Part Of Exhaust Pipe
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Torque: 48 N*m (490 kgf*cm, 35 ft.*lbf)
INSTALL EXHAUST TAIL PIPE BAFFLE SUB-ASSEMBLY

Fig 6: Tapping In Exhaust Tail Pipe Baffle Using Plastic Hammer
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. Align the keyway of the exhaust tail pipe baffle sub-assembly with the protruding part of the exhaust tail pipe assembly.
2. Using a plastic hammer, uniformly tap in the exhaust tail pipe baffle sub-assembly.
INSTALL EXHAUST TAIL PIPE ASSEMBLY

Fig 7: Measuring Free Length Of Compression Spring Using Vernier Calipers
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. Inspect the compression spring.
  1. Using vernier calipers, measure the free length of the compression spring.
    Minimum length:
    
    40.5 mm (1.594 in.)
    
    HINT:
    
    If the free length is less than the minimum, replace the compression spring.
2. Fully insert a new gasket to the exhaust center pipe assembly.
3. Using a plastic hammer, uniformly strike the gasket so that the gasket and front exhaust pipe center are properly fit.
  NOTE:
  - Be careful with the installation direction of the gasket.
  - Do not reuse the gasket.
  - To ensure a proper seal, do not use the exhaust pipe tail to press the gasket onto the exhaust pipe center.
4. Connect the exhaust pipe tail to the exhaust pipe supports.
5. Tighten the 2 bolts and 2 compression springs.
  
  Fig 9: Identifying Exhaust Pipe Assembly Tail
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Torque: 48 N*m (490 kgf*cm, 35 ft.*lbf)
CHECK FOR EXHAUST GAS LEAKS
INSTALL NO. 2 ENGINE UNDER COVER
INSTALL NO. 1 ENGINE UNDER COVER