Turbine Wheel Inspection

WARNING: This page is about a different variant/trim than selected.

Remove the turbocharger. (See INTAKE AIR SYSTEM REMOVAL/INSTALLATION ).
Visually inspect the turbine wheel from view B for the cracks, damage, or bending on all the turbine wheel blades.
- If there are cracks, damage, or bending on the turbine wheel, replace the turbocharger.
NOTE:
- If there is contact between the turbine wheel and turbine housing, there may be cracks, damage, or bending on the blade end area.
- If there are cracks, damage, or bending on the turbine wheel, verify the following after replacing the turbocharger.
  - Intake air/exhaust system related components
  - Oil pipe damage
    
    Fig 1: Inspecting Turbocharger Turbine Wheel
    Courtesy of MAZDA MOTORS CORP.