Brake System
Master Cylinder Repair Procedures
In this manual: Brake System
9steps
~54min
2/5difficulty
Done 0 of 9
Removal
- Turn the ignition switch OFF and disconnect the negative (-) battery cable.
- Remove the air cleaner assembly (A).

- Disconnect the brake fluid level switch connector (A).

- Remove the brake fluid from the master cylinder reservoir using a syringe.
- Disconnect the brake tube (A) from the master cylinder by loosening the tube flare nut.
Tightening Torque: 18.6 ~ 23 N·m

- Remove the master cylinder (B) from the brake booster after first loosening the mounting nuts (A).
Tightening torque: 9.8 ~ 15.6 N·m

- Loosen the screw and remove the reservoir.
Installation
- Installation is the reverse of removal.
- After installation, bleed the brake system. (Refer to Brake System - "Brake System Bleeding") (Refer to ESP (Electronic Stability Control) System - "ESP System Bleeding")
Test yourself
A quick Hyundai Sonata LF quiz: every answer comes with an explanation and a link to the manual page.
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