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Bearing Inspection

WARNING: This page is about a different car, the 2010 Lincoln MKX and 2010 Ford Edge. However, it is still accessible from the selected car via links, so may be relevant.
  1. Inspect bearings for the following defects:
    1. Cratering - fatigue failure
    2. Spot polishing - incorrect seating
    3. Imbedded dirty engine oil
    4. Scratching - dirty engine oil
    5. Base exposed - poor lubrication
    6. Both edges worn - journal damaged
    7. One edge worn - journal tapered or bearing not seated
      Fig 1: Identifying Bearing In Defect Conditions
      G06064117Courtesy of FORD MOTOR CO.