Brake Pedal Height Inspection
Verify that the distance from the carpet to the center of the upper surface of the pedal pad is as specified.
Pedal height (reference value)
Brake Pedal Height Adjustment
1. Loosen locknut B and turn the bolt A until it does not contact the pedal.
2. Loosen locknut D and turn rod C to adjust the height.
3. Tighten the bolt with locknut B.
Tightening torque 9.8-14.7 N·m
{100-149 kgf·cm, 116-130 in·lbf}
4. After adjustment, inspect the pedal play and the brake light operation.
Brake Pedal Play Inspection
1. Depress the pedal a few times to eliminate the vacuum in the system.
2. Remove the spring pin, verify that the holes in the fork and in the pedal are aligned, and reinstall the pin. (See BRAKE PEDAL REMOVAL/INSTALLATION.)
3. Gently depress the pedal by hand until resistance is felt, and check the pedal play.
Pedal play
0-3 mm {0-0.1 in}
Brake Pedal Play Adjustment
1. Remove the spring pin and clevis pin. (See BRAKE PEDAL REMOVAL/INSTALLATION.)
2. Loosen locknut D and turn rod C to align the holes in the fork and in the pedal.
3. Install the clevis pin and the spring pin.
4. Tighten locknut D.
Tightening torque 15.7-21.6 N·m
{1.61-2.20 kgf·m, 11.6-15.9 ft·lbf}
5. Check the pedal height and the brake light operation.
Pedal-to-floor Clearance Inspection
1. Start the engine and depress the brake pedal with a force of 588 N {60 kgf, 132 lbf}
2. Verify that the distance from the floor panel to the pedal pad center is as specified when the pedal is depressed.
Specification
68 mm {2.7 in} min.
Mazda 6 Service Manual: Power brake unit inspection
Warning
The following inspection methods are the simple inspection methods
to judge the function of power brake.
If there is malfunction in power brake unit, replace the power
brake unit as a component.
Power Brake Unit Function Check (Simple Method)
Step 1
1. With the engine stoppe ...
Mazda 6 Service Manual: Scheduled Maintenance (U.S.A., Canada, and Puerto Rico)
Follow Schedule 1 if the vehicle is operated mainly where none of the following
conditions (severe driving conditions) apply.
Repeated short-distance driving
Driving in dusty conditions
Driving with extended use of brakes
Driving in areas where salt or other corrosive materials are used
...