DO-IT-YOURSELF MAINTENANCE - ENGINE AND CHASSIS
Checking Brake Pedal Clearance
Do-It-Yourself Maintenance - Engine and Chassis - Checking Brake Pedal FreeplayDo-It-Yourself Maintenance - Engine and ChassisDo-It-Yourself Maintenance - Engine and Chassis - Checking Parking Brake AdjustmentSupra Handbook
 

With the engine running, have someone press the brake pedal several times and press hard (approximately 490 N (50 kgf, 110 lb.f) on it. The distance from the asphalt sheet to the top surface of the pedal should not be less than specified.
If the clearance is less, have your Toyota dealer adjust the brakes.