Flywheel Inspection

WARNING: This page is about a different car, the 2016 Mazda CX-5. However, it is still accessible from the selected car via links, so may be relevant.

Remove the flywheel. (See CLUTCH UNIT REMOVAL/INSTALLATION .)
Perform the following procedures to inspect the flywheel.
- If there is any malfunction or it exceeds the maximum specification, replace the flywheel. (See CLUTCH UNIT REMOVAL/INSTALLATION .)
1. Inspect the surface that contacts the clutch disc for scratches, nicks, and discoloration.
  
  Fig 1: Inspecting Clutch Disc Surface Contacts
  Courtesy of MAZDA MOTORS CORP.
  - Correct slight scratches and discoloration using sandpaper.
2. Inspect the ring gear teeth for damage and wear.
3. Inspect the runout of the surface that contacts the clutch disc.
  
  Fig 2: Inspecting Clutch Disc Surface Runout
  Courtesy of MAZDA MOTORS CORP.
  1. Install the flywheel. (See CLUTCH UNIT REMOVAL/INSTALLATION .)
  2. ii. Measure the runout of the surface that contacts the clutch disc using a dial gauge.
    Flywheel maximum runout
    - 0.1 mm {0.004 in}