Brake system of the car Hyundai Elantra 3

Technical data of the brake system
Technical data Data Meaning Master brake cylinder - type Tandem – cylinder diameter, mm CBS (Conventional Brake System) 22,22 ABS 23,81 Vacuum brake booster - type...

Checking the brake booster
To perform a simple check of the brake booster, perform the following tests. Procedure 1. Start the engine and stop it after 1–2 minutes. Press the brake pedal several...

Checking the one-way vacuum valve
When testing a one-way valve, the valve must be in the vacuum hose. Procedure 1. Remove the vacuum hose. Attention! The one-way valve is pressed into the vacuum hose in...

Bleeding the hydraulic brake drive system
Procedure 1. Remove the cap from the expansion tank and fill it with brake fluid. Warning! Brake fluid dissolves paint, plastic and wire insulation, so if the fluid...

Adjusting the parking brake stroke
Procedure 1. Check the number of clicks when tightening the parking brake lever with a force of 196 N. Parking brake lever travel: 8 clicks. 2. If the number of clicks...

Brake pedal — removal and installation
Removal 1. Remove the brake light switch. 2. Remove the cotter pin and remove the pin with the head and hole for the cotter pin. 3. Unscrew the flange nuts securing the...

Vacuum brake booster
Removal 1. Disconnect the brake pipes from the master cylinder. 2. Remove the brake master cylinder. Tightening torque: 8–12 Nm. 3. Disconnect the vacuum hose from the...

Master brake cylinder
Removal 1. Disconnect the electrical connector from the brake fluid level sensor. 2. Disconnect the brake pipes from the master cylinder and close the open holes with...

Replacing the front brake pads
Removal 1. Remove the lower bolt, lift the caliper up and secure it with wire. 2. Remove the brake pads. Warning: Do not press the brake pedal after removing the brake...

Front brake caliper
Removal 1. Remove the front wheel. 2. Remove the hollow bolt and disconnect the brake hose from the caliper. Caution: To prevent brake fluid from leaking, close the hole...

Rear disc brakes
Removal 1. Loosen the parking brake cable adjusting nut. 2. Remove the wheel. 3. Disconnect the brake hose. 4. Remove the caliper mounting bolts (2EA). 5. Remove the...

Rear drum brakes
Removal 1. Remove the wheel. 2. Unscrew the rear wheel bearing mounting nut and remove the hub with the brake drum. 3. Remove the lower return spring, clip and brake...

Replacing the working brake cylinder
Procedure 1. Remove the brake pads. 2. Disconnect the brake pipe. 3. Unscrew the bolts and remove the wheel cylinder. 4. Remove the dust boots from the wheel cylinder....

Pressure regulator
The pressure regulator regulates the pressure in the drive of the rear wheel brake mechanisms depending on the load on the rear axle of the vehicle. As the load...

Brake pipes and hoses
Examination 1. Check the brake hoses for cracks and local swelling. Replace the brake hose if necessary. 2. Check the brake pipes for cracks, damage and corrosion. 3....

Parking brake — removal and installation
Removal 1. Remove the rear console. 2. Loosen the adjusting nut and disconnect the parking brake cable. 3. Remove the parking brake switch. 4. Remove the parking brake...

Anti-lock braking system (ABS)
Anti-lock braking system 1 – front brake; 2 – rear brake; 3 – front brake disc; 4 – rear brake disc; 5 – brake booster and master cylinder; 6 – brake pipe; 7 – front...

Hydraulic unit HECU
Removal 1. Disconnect the brake lines from the HECU. 2. Remove the bracket mounting bolts and remove the HECU unit together with the bracket. 1. Do not disassemble the...

Wheel speed sensor
Procedure 1. Raise the vehicle and release the parking brake. 2. Disconnect the connector from the HECU. Warning: Make sure to release the dual connector lock and...

Bleeding the hydraulic brake system using a scanner
Any hydraulic system will operate properly if the air is removed from it. Procedure 1. Remove the cap from the brake fluid expansion tank. Caution: When bleeding under...

Troubleshooting the brake system
Sign Probable cause Method of elimination Noise or vibration when braking The caliper or brake shield is installed incorrectly Install the caliper or brake shield...

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Elantra 3 (2000-2006)