Remove the ignition distributor sensor (see article - Removing and installing the sensor).
Checking the distributor sensor can be found in the article - “Features of the ignition system.”
Ventilation system of the VAZ-2121 car - supply and exhaust
When the car is moving, air is forced into the cabin by natural pressure through the air intake slots on the hood and is sucked out through the holes in the rear roof pillars
Disconnect the negative cable from the battery
Remove the radio receiver mounting panel (see Removing the radio receiver mounting panel).
Drain the liquid from the cooling system with the heater tap open (see Replacing the coolant)
Drain the liquid from the cooling system with the heater tap open (see Replacing the coolant)
Remove the hoses from the heater pipes and the seal (see Removing the heater valve).
Removing the air intake box, radiator casing, flexible heater drive rods
Remove the heater radiator with a tap (see Removing a heater radiator with a tap).
Clutch malfunctions in which the slave cylinder needs to be replaced or repaired are discussed in the article - “Clutch Features”
Adjusting the clutch is discussed in the article – “Adjusting the clutch”
Removing the gearbox (article – “Removing the gearbox”)
In order for the clutch housing mounting bolts to be easily removed, tap their heads with a copper hammer.
The oil in the transfer case must be replaced every 45,000 km
The VAZ-2121 gearbox input shaft bearing is pressed into the rear part of the engine crankshaft
Disconnect the negative cable from the battery. We dismantle the air filter housing (see Removing the air filter housing)
A starter 5722.3708 is installed on some of the engines of the VAZ-2121 car - a four-pole four-brush DC electric motor with excitation from permanent magnets, with a planetary gearbox, a roller freewheel clutch and a two-winding traction relay.
Starter 35.3708 – four-brush DC electric motor with mixed excitation and with an electromagnetic two-winding traction relay
Bearings and oil seals installed in the Niva VAZ-2121 car
Rolling bearings
The car is equipped with two braking systems: working and parking
In the event of damage to the working system, the vehicle is stopped by a serviceable part (the brake drive circuit of the front or rear wheel brakes) of the working brake system
We carry out the work on an inspection ditch or a lift
Remove the brake drum (Replacing rear brake pads).
Disassembly and repair of the gearbox is required for the following malfunctions
Increased noise in the gearbox:
