Brake Pedal Play Check
WARNING: This page is about a different car, the 2004 Suzuki Vitara. However, it is still accessible from the selected car via links, so may be relevant.
Pedal play should be within specification. If out of specification, check brake light switch for proper installation position and adjust if necessary.
Also check pedal shaft bolt and master cylinder pin installation for looseness and replace if defective.
Brake pedal play
"d": 1-8 mm (0.04-0.32 in.)