Removal & Installation

WARNING: This page is about a different car, the 2003 Mazda Tribute and 2002 Mazda Tribute. However, it is still accessible from the selected car via links, so may be relevant.

Raise and support the vehicle.
Remove the RH catalyst monitor sensor. Refer to the following:
- For 2001 models, see HEATED OXYGEN SENSOR .
- For 2002 models, see HEATED OXYGEN SENSOR .
- For 2003 models, see HEATED OXYGEN SENSOR .
Remove and discard the two nuts and separate the flexible Y-pipe from the manifold.

Fig 1: Removing Flexible Y-Pipe
Courtesy of MAZDA MOTORS CORP.
Remove and discard the nuts.
- Discard the gasket.
  
  Fig 2: Removing Nuts
  Courtesy of MAZDA MOTORS CORP.
Remove the nuts.
- Discard the gasket.
  
  Fig 3: Removing Flexible Y-Pipe Nuts
  Courtesy of MAZDA MOTORS CORP.
Remove the flexible pipe.
- Disconnect from the hanger.
Fig 4: Removing Flexible Pipe From Hanger
Courtesy of MAZDA MOTORS CORP.
To install, reverse the removal procedure.
- Install a new gasket.
- Install new nuts.