Hyundai Sonata: 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).

4.
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.
5.
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)

6.
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
Components 1. Reservoir cap2. Reservoir3. Pin4. Master cylinder ...

Brake Line Components and Components Location
Components ...

Other information:

Hyundai Sonata LF 2014-2019 Owners Manual: Side Curtain
To use the side curtain: 1. Pull up the curtain by the hook (1). 2. Hang the curtain on both sides of the hook. NOTICE Always hang both sides of the curtain on the hook.This could cause damage to the side curtain if only one side of the curtain is hooked. Do not let any foreign material get in ...

Hyundai Sonata LF 2014-2019 Owners Manual: Shift-Lock Release
If the shift lever cannot be moved from the P (Park) position into R (Reverse) position with the brake pedal depressed, continue depressing the brake, and then do the following: 1. Place the ignition switch in the LOCK/OFF position. 2. Apply the parking brake. 3. Carefully remove the cap (1) cove ...

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