Flywheel Inspection

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 Flywheel Surface For Scratches, Nicks And Discoloration
  - 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 Flywheel Runout
  1. Install the flywheel. (See CLUTCH UNIT REMOVAL/INSTALLATION .)
  2. Measure the runout of the surface that contacts the clutch disc using a dial gauge.
    Flywheel maximum runout
    - 0.1 mm {0.004 in}