Suzuki Baleno Manual page 407

5-82 BRAKES
[For Vehicle Equipped with ABS]
1) Remove piston rod seal from booster.
2) Measure depth of piston rod, i.e. distance between piston rod
and mating surface of booster-to-master cylinder.
Depth of piston rod "c": 9.63 – 9.87 mm (0.38 – 0.39 in.)
3) If measurement is out of specified value, adjust depth by turning
adjusting screw of piston rod.
Special Tool
(C): 09952-16020
Reference
When adjusted as above, if negative pressure is applied to booster
with engine at idle, piston to piston rod clearance "a" should be-
come the specified range below.
Piston-to-piston rod clearance "a":
0.25 – 0.50 mm (0.010 – 0.020 in.) for vehicle without ABS
0 mm (0 in.) for vehicle with ABS
1. Booster piston rod
2. Master cylinder piston