Rear Brake Disc Runout Check

2013 Kia Forte Koup EX, Standard TransSECTION Rear Brake Disc Runout Check
  1. Place a dial gauge about 5 mm (0.2 in.) from the outer circumference of the brake disc, and measure the runout of the disc.

    Brake disc runoutΒ 

    Limit: 0.05 mm (0.00197 in.) or less (new one)

    Fig 1: Checking Rear Brake Disc Runout
    G07368397Courtesy of KIA MOTORS AMERICA, INC.
  2. If the runout of the brake disc exceeds the limit specification, replace the disc, and then measure the runout again.
  3. If the replacement brake disc runout exceeds the limit specification rotate the disc 180Β° and check again.
  4. If the runout cannot be corrected by changing the position of the brake disc, replace the brake disc.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.