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Home >> Mitsubishi >> 2012 >> Lancer Evolution GSR >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 13 (Basic Brake System - Lancer) >> On-Vehicle Service >> Brake Drag Force Check
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Brake Drag Force Check

WARNING: This page is about a different variant/trim than selected.
  1. Remove the brake pad, shim and clip (Refer to BRAKE PAD REPLACEMENT < EXCEPT RALLIART >  < Except RALLIART > or BRAKE PAD REPLACEMENT < RALLIART >  < RALLIART >).
  2. Using a spring scale, measure the hub sliding torque in the forward direction with the brake pad, shim and clip removed.
  3. Install the brake pad, shim and clip (Refer to BRAKE PAD REPLACEMENT < EXCEPT RALLIART >  < Except RALLIART > or BRAKE PAD REPLACEMENT < RALLIART >  < RALLIART >).
  4. Start the engine, and depress the brake pedal lightly two or three times. Then stop the engine. [Depressing force: approximately 50 - 100 N (11.2 - 22.5 pound)]
  5. Turn the brake disc 10 times in the forward direction.
  6. Using a spring scale, measure the hub sliding torque in the forward direction with the brake pad, shim and clip installed.
  7. Obtain the disc brake drag force (difference between measured values of item 2 and item 6).

    Standard value: 

    68 N (15.3 pounds) or less < Front (Except RALLIART) > 

    85 N (19.1 pounds) or less < Front (RALLIART) > 

    68 N (15.3 pounds) or less < Rear > 

    Fig 1: Checking Brake Drag Force
    G05394584Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
  8. If the brake drag force exceeds the standard value, disassemble the brake caliper assembly to check for fouling/rust on the piston sliding section and piston seal deterioration, and confirm whether the guide pin and lock pin slide properly (Refer to DISASSEMBLY AND ASSEMBLY < 15-INCH FRONT DISC BRAKE >  < 15-inch front disc brake >, DISASSEMBLY AND ASSEMBLY < 16-INCH FRONT DISC BRAKE (EXCEPT RALLIART) >  < 16-inch front disc brake (Except RALLIART) >, DISASSEMBLY AND ASSEMBLY < 16-INCH FRONT DISC BRAKE (RALLIART) >  < 16-inch front disc brake (RALLIART) >, DISASSEMBLY AND ASSEMBLY < 14-INCH REAR DISC BRAKE >  < 14-inch rear disc brake >, DISASSEMBLY AND ASSEMBLY < 16-INCH REAR DISC BRAKE (EXCEPT RALLIART) >  < 16-inch rear disc brake (Except RALLIART) > or DISASSEMBLY AND ASSEMBLY < RALLIART >  < 16-inch rear disc brake (RALLIART) >).