Master Cylinder
Components and Component Location
Components

| 1. Brake Booster Assembly 2. Reservoir |
3. Master Cylinder |
Repair Procedures
Removal
Remove the battery and battery tray.
D 1.4 U2 TCI (Refer to Engine Electrical System - "Battery")
G 1.0 T-GDI (Refer to Engine Electrical System - "Battery")
G 1.2 MPI (Refer to Engine Electrical System - "Battery")
G 1.4 MPI (Refer to Engine Electrical System - "Battery")
Remove the air cleaner assembly.
D 1.4 U2 TCI (Refer to Engine Mechanical System - "Air Cleaner")
G 1.0 T-GDI (Refer to Engine Mechanical System - "Air Cleaner")
G 1.2 MPI (Refer to Engine Mechanical System - "Air Cleaner")
G 1.4 MPI (Refer to Engine Mechanical System - "Air Cleaner")
Remove the brake fluid from the master cylinder reservoir using a syringe.
Disconnect the brake fluid level switch connector (A) and disconnect the brake tube (B) from the master cylinder by loosening the tube flare nut.
Tightening torque:
ABS: 13,7–16.7 N·m
ESC: 18,6–23 N·m

Remove the master cylinder (B) from the brake booster after loosening the mounting nuts (A).
Tightening torque: 9.8–15.7 N·m

Installation
Install in the reverse order of removal.
After installation, bleed the brake system.
(Refer to Brake System - "Brake System")
Test yourself
A quick Kia Rio YB quiz: every answer comes with an explanation and a link to the manual page.