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Front Brake Disc Thickness Check

WARNING: This page is about a different car, the 2011 Hyundai Elantra Touring. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove all rust and contamination from the disc surface, and then measure the disc thickness at 8 positions at least.

    Front brake disc thickness 

    Standard value : 26.0 mm (1.02 in)

    Limit: 24.0 mm (0.94 in)

    Fig 1: Checking Front Brake Disc Thickness
    G05364864Courtesy of HYUNDAI MOTOR CO.
  2. Thickness variation should not exceed 0.005 mm (0.0002 in) (circumference) and 0.01 mm (0.0004 in) (radius) at any directions.
  3. If wear exceeds the limit, replace the discs and pad assemblies for left and right of the vehicle.