General information about the brake system The brake system is hydraulic, dual-circuit. The front brake discs are ventilated. The rear brake discs are non-ventilated. Note. The front brake pads do not have wear sensors. Compensation and limitation functions in...
Characteristics of the brake system Front brakes Rear brakes Master cylinder / brake booster * AFU: Emergency Brake Assist. Brake fluid reservoir Hydraulic unit ABS / ESP Vacuum pump (BOSCH variant) Vacuum pump (WABCO and PIERBURG variant)
Checking and adjusting the parking brake Examination Raise the car so that the wheels are off. Make sure that the friction of the brake pads begins after tightening the lever one click. Make sure that the normal travel of the lever does not exceed 5 clicks. If...
Draining, filling and bleeding the brake circuit Special fixture: 1 - device for pumping «Luro» or similar. Fluid replacement Empty the brake reservoir as much as possible (1) (if necessary, use a clean syringe). Disconnect connector (4). Disconnect the hose (2)....
Checking the front brake discs Runout check (wheel installed) Secure and raise the vehicle on a two-post lifting platform. Install the magnetic support on the lower control arm. Attach the indicator to the magnetic base. Place the indicator probe at...
Checking the rear brake discs Runout check Establish a magnetic support 1 on the back shock-absorber. Attach the indicator to the magnetic base. Place the indicator probe at a distance of 10 mm from the edge of the brake disc. Make a complete...
Checking the rear brake drum Stabilize the vehicle with a stand under the body as close as possible to the jack stand before removing the wheel. Set the parking brake lever to its lowest position. Remove the brake drum. Measure the inside diameter...
Replacing the parking brake cables Removing Place the car on a lift. Raise and secure the vehicle in the raised position. Remove rear wheels. Remove the center console. Loosen the nut (1). Unhook the cables (2) from the transverse parking brake lever...
Replacing the master brake cylinder Removing Remove the battery. Disconnect connector (1). Raise the brake fluid reservoir filter. Empty the brake fluid reservoir with a syringe. Gearboxes BE4R and MA5 Move the feeding tube (5) hydraulic clutch drive....
Removal and installation of the vacuum amplifier Removing Remove: decorative engine cover; air filter unit; rechargeable battery. Remove the amplifier tube (1). Remove the master brake cylinder. Remove the brake booster axle held by the elastic retainer (2) on the...
Replacing the brake light switch Remove the upholstery under the control panel (1). Disconnect the connector in the area «A». To unlock the brake light switch (2), turn it counterclockwise and remove. Attention. Make sure the brake pedal is in the up...
Removal and installation of the pedal assembly Removing On vehicles equipped with a knee airbag, remove it. On vehicles without a knee airbag, remove the cover (1). Remove the clips (2) and headset (3). Loosen the fixing screw (4) and release the lid (5). Remove the...
Replacing the front brake pads Special fixture: 1 - pliers «Facom D60A». Removing When filling the brake fluid reservoir to the maximum level, remove its filter and partially drain the fluid using a clean syringe to avoid overfilling the reservoir....
Removal and installation of the front brake caliper Removing Loosen the wheel bolts. Raise and secure the vehicle so that the front wheels are off the floor. Remove the front wheels. Disconnect the hose fitting in the area «A». Plug off the brake pipe. Loosen the nut...
Removal and installation of a forward brake disk Removing Loosen the wheel bolts. Raise and secure the front of the vehicle. Remove the front wheels and brake pads (see corresponding operation). Turn away bolts (1). Move the brake caliper and hang it out of the way...
Replacing the rear brake pads Special fixture: 1 - piston and compression nut 0805-J2; 2 - thrust plate 0805-J6; 3 - adapter 0805-J3. Removing When filling the brake fluid reservoir to the maximum level, remove its filter and partially drain the...
Repair of the rear brake hub Special fixtures: 1 - extractor 6339-T; 2 - device for removing / installing rolling bearings 9501-T.E4; 3 - support washer 9501 -Т.С2; 4 - puller 9501-T.D5; 5 - mandrel for installing the hub cap 5709-T.F2; 6 - bushing...
ABS system — general information Block diagram of the ABS system Designations in the figure: single arrow - wired connection; triple arrow - multiplex connection; dotted arrow - hydraulic connection. Knots Connection
The device of the dynamic stabilization system (ESP) Block diagram of the dynamic stabilization system (ESP) Designations in the figure: single arrow - wired connection; triple arrow - multiplex connection; dotted arrow - hydraulic connection. * Or injectors for diesel...
ESP system — general information Note. Disable the ESP function when driving on a fast lane to avoid unwanted operation. This does not rule out damage to the ESP system. Because the tracking mechanisms of the sensor signals remain active. To restore...
Removal and installation of the valve body and the ABS/ESP ECU Note. To carry out this operation, you will need a brake pedal pusher. Removing Secure and raise the vehicle on a two-post lifting platform. Disconnect the battery. Install a brake pedal hold down device to reduce brake...
Removal and installation of the sensor of speed of a forward wheel Removing Raise and secure the vehicle so that the front wheels are off the floor. Remove the wheel and mudguard. Note. The work on the left and right sides of the car is similar. Disconnect the connector in the area...
Removal and installation of the rear wheel speed sensor Removing Raise and secure the vehicle with the rear wheels off. Remove rear wheels. Note. The work on the left and right sides of the car is similar. Remove the wheel sensor screw (1) through the wheel bolt hole with a...