VELOSTER(FS) >2013 > G 1.6 T-GDI > Brake System > Brake System > Master Cylinder>Repair procedures  
Removal
1.
Turn ignition switch OFF and disconnect the negative (-) battery cable.
2.
Remove the battery (A) and ECM (B).
(Refer to the Engine Electrical group - "Battery")

3.
Disconnect the brake fluid level switch connector (A) from the reservoir.

4.
Remove the brake fluid from the master cylinder reservoir with a syringe.
Be sure to completely remove foreign substances from around brake fluid reservoir and cap before opening the reservoir cap. If not, it may cause contamination of brake fluid and deterioration in braking performance.
Do not spill brake fluid on the vehicle, it may damage the paint; if brake fluid does contact the paint, wash it off immediately with water.
5.
Disconnect the brake tube from the master cylinder by loosening the tube flare nut (A).

Tightening torque:
18.6 ~ 22.6 N.m (1.9 ~ 2.3 kgf.m, 13.7 ~ 16.6 lb-ft)

6.
Remove the clutch hose (B). [MT Only]
7.
Remove the master cylinder (B) from the brake booster after loosening the mounting nuts (C).

Tightening torque:
9.3 ~ 15.7 N.m (1.0 ~ 1.6 kgf.m, 7.2 ~ 11.6 lb-ft)

Installation
1.
Installation is the reverse of removal.
2.
After installation, bleed the brake system.
(Refer to Brake system bleeding)