Brake system repair VAZ-2105

All articles about the device and repair of units and elements of the brake system of the VAZ-2105 Zhiguli car.

The structure and operation of the braking system
The VAZ-2104 and VAZ-2105 cars are equipped with two main brake systems: service and parking. The service brake system is dual-circuit, and is unified with other models in its...

The structure and operating principle of a vacuum booster
The cars are equipped with a single type of unified vacuum booster. It is attached to the plate of the clutch and brake pedal bracket with four bolts 6 (Fig. 193) and nuts, and...

Removal and installation the vacuum booster
Removal When removing the vacuum booster, do not disconnect the brake master cylinder from the hydraulic system to prevent air from getting into it. Removal procedure: disconnect...

Measuring the protrusion of the vacuum booster rod
If necessary, measure the rod (for example, when all wheels are not fully released) disconnect the brake master cylinder from the vacuum booster. Start the engine and bring the...

The structure and operating principle of the master brake cylinder
The main brake cylinder is attached to the vacuum booster with two studs. It is unified on all models. But depending on the relative position of the main cylinder and its...

Checking and repairing the master brake cylinder
Removal and installation Disconnect the flexible hoses from the master cylinder and close the hose openings and fittings on the cylinder to prevent brake fluid from leaking from...

Brake pedal assembly device
On cars with a vacuum booster in their brake system, pedal assemblies are installed that are unified in all their parts. On those models that do not have a vacuum booster, the...

Checking and repairing the brake pedal assembly
Removal and installation To remove the pedal assembly, remove the steering shaft bracket, disconnect the vacuum booster pushrod from the brake pedal by removing the locking...

Rear brake pressure regulator device
All models are equipped with a single, interchangeable pressure regulator connected to the rear brake drive circuit. It adjusts the pressure in the rear brake drive depending on...

Repair of the rear brake pressure regulator
Checking functionality To check, place the car on a lift or inspection pit and clean the pressure regulator and protective cover from dirt. Carefully remove the protective cover...

Adjusting the brake drive
The free travel of the brake pedal with the engine not running should be 3-5 mm. This value is obtained by adjusting the position of the switch 3 (Fig. 199) of the brake light. If...

Bleeding the brake hydraulic system
Air that gets into the brake hydraulic system when replacing pipes, sealing rings or when the system is leaking causes an increase in the working stroke of the brake pedal, its...

Replacing brake fluid
To prevent air from getting into the hydraulic drive system when replacing the brake fluid and to spend a minimum amount of time on this operation, adhere to the following rules:...

The device of the front wheel brake mechanisms
The front wheel braking mechanism is standardized across all models. The front wheel brake mechanism is disc. It consists of the parts shown in fig. 200 and Fig. 201 of the...

Removal, installation and repair of front wheel brake mechanisms
Before you begin repairing the brake mechanisms, wash them with warm water and detergents and dry them with a stream of compressed air. The use of gasoline, diesel fuel,...

Rear wheel brake mechanism design
The rear wheel brake mechanism is unified in most parts with the rear brake of the VAZ-2101, VAZ-2102 models and their modifications. The exception is the shield 12 (Fig. 203) of...

Removal and disassembling the rear wheel brake mechanisms
Raise the rear of the vehicle and remove the wheel. Take measures to prevent fluid leakage from the reservoir. Remove the brake drum by unscrewing the mounting bolts and...

Assembly and installation of rear wheel brake mechanisms
Install and secure the wheel cylinder on the shield, attach the pipeline to it and tighten the nut of its fitting until it stops. Attach the lever 7 ( see fig. 203 ) manual brake...

Disassembly and assembly of wheel cylinders
Remove protective caps 10 (Fig. 205), then press pistons 1 together with the parts of the automatic clearance adjustment device between the shoes and the drum out of cylinder body...

Checking the rear wheel brake components
Wheel cylinders Check the cleanliness of the working surfaces of the cylinder, pistons and thrust rings. The surfaces must be completely smooth, without roughness, to prevent...

Design and principle of operation of the parking brake
All VAZ models have a similar, interchangeable parking brake drive, although the parking brake drive lever and the protective cover of the lever on VAZ cars differ in appearance....

Removal and installation the parking brake
Having set the parking brake drive lever to the extreme lower position, disconnect the ends of the cables from the brake shoe drive lever. Having loosened the lock nut 26 ( see...

Determining the technical condition of the parking brake
Carefully check the condition of the parking brake components. If a break or fraying of the cable is detected, replace it. Make sure that the teeth of the sector and the pawls are...

Adjusting the parking brake
If the parking brake does not hold the vehicle on a slope of up to 30% or is engaged when the lever is moved more than 4-5 teeth of the ratchet device, adjust it in the following...

Possible malfunctions of brake systems
Possible malfunctions of vehicle braking systems, their causes and methods of elimination are given in the table.

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More articles from other manuals on VAZ cars:
➠ Chassis: Brake system VAZ-2115 (1997-2012)
➠ Chassis: Brake system VAZ-2101 (1970-1983)
➠ Chassis: Brake system VAZ-21099 (1990-2004)
➠ Chassis: Brake system VAZ-2107 (1982-2012)
➠ Chassis: Brake system VAZ-1111 (1988-1996)

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