Hyundai Sonata LF: Brake System / Master Cylinder Repair procedures

Hyundai Sonata LF 2014-2019 Service Manual / Brake System / Brake System / Master Cylinder Repair procedures

Removal

1.	Turn ignition switch OFF and disconnect the negative (-) battery cable.

2.	Remove the air cleaner assembly (A).

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

Remove the brake fluid from the master cylinder reservoir with a syringe.

•	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.

Disconnect the brake tube (A) from the master cylinder by loosening the tube flare nut.

Tightening torque:

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

Remove the master cylinder (B) from the brake booster after loosening the mounting nuts (A).

Tightening torque:

9.8 ~ 15.6N.m (1.0 ~ 1.6kgf.m, 7.2 ~ 11.6lb-ft)

7.	Loosen the screw and then remove the reservior.

Installation

1.	Installation is the reverse of removal.

2.	After installation, bleed the brake system. (Refer to Brake System Bleeding - "Brake Sysem Bleeding") (Refer to ESP (Electronic Stability Program System) - "ESP System Bleeding")

Master Cylinder Components and Components Location

C..

Brake Line Components and Components Location

C..

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Fuel Pressure Sensor (FPS) Specifications

S..

Hyundai Sonata LF 2014-2019 Service Manual: Audio Unit Repair procedures