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Hyundai Tucson: Brake Booster - Removal

Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / Brake System / Braking System - operation and description / Brake Booster - Removal

Components

Reservoir cap
Reservoir
Brake booster
Master cylinder
Push rod

Removal

Turm ignition switch OFF and disconnect the negative (-) battery cable.
Remove the battery.
(Refer to Engine Electrical System - "Battery")
Disconnect the brake fluid level sensor connector (A).

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

WARNING

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.
Make sure no dirt or other foreign matter is allowed to contaminate the brake fluid.

Separate the brake tube (A) from the master cylinder after loosening the tube flare nut.

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

Remove the master cylinder (A) after loosening the master cylinder nuts.

Tightening torque : 9.8 - 15.7 N.rn (1.0 - 1.6 kgf.m, 7.2 -11.6 lb-ft)

Separate the reservoir from the master cylinder after removing the screw (A).

Installation

Installation is the reverse of removal.

WARNING

Before installing the pin. apply the grease to the joint pin.
Use a new snap pin whenever installing.

After installation, bleed the brake system.
(Refer to Brake System - "Brake Bleeding Procedures")
Check the brake oil leakage and pedal operating condition.

Brake Tube Engine Room

Components Removal WARNING Be careful not to damage the parts located under the vehicle (floor under cover, fuel filter, fuel tank and canister) when raising the vehicle using the lift. (Refer to General Information - "Lift and Su

Brake Tube- Replacement

Replacement WARNING Be careful not to damage the parts located under the vehicle (floor under cover, fuel filter, fuel tank and canister) when raising the vehicle using the lift. (Refer to General Information - "Lift and Support Points&q

Front Brake Caliper

Components Caliper body Caliper carrier Pad inner shim Pad retainer Brake pad Removal Loosen the wheel nuts slightly. Raise the vehicle, and make sure it is securely supported. Remove the front wheel and tire (A) from the f

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Front seat cushion cover

Component Location Front seat cushion cover Replacement WARNING When removing with a flat-tip screwdriver or remover, wrap protective tape around the tools to prevent damage to components. Put on gloves to prevent hand injuries

Purge Control Solenoid Valve (PCSV)

Description Purge Control Solenoid Valve (PCSV) is a solenoid valve and is installed on the surge tank and controls the passage between the canister and the intake manifold. The evaporative gases gathered in the canister are delivered to the i