Brake Pedal: Inspection

Move the brake pedal pads in a horizontal direction with a force of approx. 10 N (1 kgf, 2 lb), and check that the pedal deflection is in the range of specifications.
CAUTION: If excessive deflection is noted, replace with a new bushing.

Deflection of brake pedal:

Limit

5.0 mm (0.197 in) or less

Fig 1: Moving Brake Pedal Pads
Courtesy of SUBARU OF AMERICA, INC.
Check the position of the pedal pad.
Pedal height L:

150 - 160 mm (5.91 - 6.30 in)

Brake pedal free play A:

0.5 - 2 mm (0.02 - 0.08 in) [When pulling the brake pedal upward with a force of less than 10 N (1 kgf, 2 lb).]

Fig 2: Identifying Pedal Pad Height
Courtesy of SUBARU OF AMERICA, INC.
If it is not within the specification, adjust it by adjusting the brake booster operating rod length.