
The seals of the inner joints of the drives can be changed without removing the gearbox from the car

When the master cylinder piston jams (due to corrosion, breakage of the return springs), incomplete release of all wheels may occur
A defect such as a "failure" of the brake pedal may also occur

To check the vacuum booster on a car, press the brake pedal 5-6 times
Then, holding the pedal down, start the engine

Removing and installing the rear brake drum
The maximum permissible diameter of the drum working surface is 201.5 mm

Work with an assistant on an inspection ditch or overpass
Drain the oil from the gearbox.
Disconnect the wire terminal from the negative terminal of the battery.