Main technical faults VAZ-2101 Zhiguli

List of articles about the main technical malfunctions of components and assemblies of the VAZ-2101 Zhiguli car.

General information about vehicle malfunctions
A modern car, in addition to sufficient power, comfort, maneuverability, active and passive safety, must have two more essential qualities - be easy to operate and repair. These...

Difficulty starting the engine
You turned the key in the ignition switch, prepared to hear the starter engage, but... no sounds. Remembering that the starter is powered by the battery, it is the first...

The engine runs unsteadily at idle speed and when driving
Possible causes of this defect may be: 1) a malfunction of the ignition system; 2) changing the gaps between the levers and camshaft cams; 3) carburetor malfunctions. 1. The...

The engine runs unstably at high crankshaft speed
Often, the reasons causing unstable engine operation at idle can also be the reasons for unstable engine operation at high crankshaft speeds, clogged fuel lines and jets, water in...

The engine does not develop full power and does not have sufficient throttle response
In order for the engine to show all it is capable of, complete harmony of all its systems and mechanisms is necessary. The slightest malfunction of at least one of them reduces to...

Extraneous knocking sounds appeared in the engine
Valve knocking If the car undergoes regular maintenance, this defect should not occur, since the clearances are always maintained within the norm. The main source of valve...

Increased oil consumption
If all engine systems and mechanisms are in good working order, then after 10 thousand kilometers the oil will decrease by an amount not exceeding the minimum permissible level....

Coolant disappearing
Let us remind you once again that the cooling system of VAZ cars is sealed and the coolant should not disappear without a trace. The exception is a small part of the liquid, which...

Incomplete clutch disengagement
It should be noted that despite the reliability of the clutch mechanism of VAZ cars, there are enough problems with it after 5-10 thousand km, and in 99 cases out of 100 the...

Incomplete clutch engagement
This malfunction occurs when the clutch slips, when the disks slip, due to which the torque from the engine crankshaft is not fully transmitted to the drive wheels and the car...

Increased noise when disengaging the clutch
The main causes of increased noise when disengaging the clutch are the clutch release bearing and the gearbox input shaft bearing. They are replaced with new ones. Increased noise...

Cardan transmission faults
When the car is moving, especially on an uneven road, the rear axle moves vertically and, in order to transmit the engine torque to it at variable angles, there is a cardan...

Rear axle faults
The rear axle of a car is a complex unit with serious adjustments, and therefore most faults can only be eliminated at a service station, and a very well-equipped one at that. The...

Wheel suspension faults
Any malfunction in the wheel suspension when the car is moving can be a source of serious problems. In addition, malfunction of suspensions, wheels and tires leads to an increase...

Tyre faults
Premature tread wear A tire is one of the most important elements that influences traffic safety and the service life of the entire vehicle. A tire is quite an expensive thing,...

Brake malfunctions
We have introduced you to brakes, their structure and operating principle earlier, where we described brake maintenance. However, during operation, situations arise when prompt...

Electrical equipment faults
Statistics show that electrical equipment accounts for about 25% of all vehicle malfunctions that occur during operation. Based on this, it becomes clear how important it is to be...

Battery and generator faults
VAZ cars are equipped with a 6-ST-55 battery. The number 6 means that the battery consists of six batteries, the letters CT indicate that the battery is a starter type, and the...

Starter malfunctions
The starter (Fig. 70) is activated when the ignition switch key is turned. Current from the storage battery, passing through contact bolts 6 and 7 along the starter traction relay...

Windscreen wiper motor malfunctions
Car enthusiasts can imagine how much trouble a faulty windshield wiper can cause, because it refuses to work at the very moment when its help is needed. Apart from the electric...

Heater motor malfunctions
The design of the heater of VAZ cars uses the ME-255 electric motor. The electric motor drives the impeller, which drives air into the air intake of the heater radiator. The...

Cooling system fan malfunctions
If the car is equipped with an electric fan, the following defects may be added to the list of malfunctions: a blown fuse (16A) or a failed switch (sensor). To check this, you...

Horn malfunctions
The horn, although it no longer has the right to vote it once had, is still extremely necessary in difficult road and especially critical situations. Since the horn can be left...

Lighting and light signaling faults
Lighting and light signaling are the most important elements of active vehicle safety. New or upgraded models of vehicles are usually equipped with more sophisticated lighting...

Body damage
The body of a modern passenger car is its most complex part, to which numerous requirements are imposed. It is the silhouette of the car, it is information about the level of...

Removal and installation seats
To remove the front seat, move it all the way back, unscrew the stop screw and unscrew the nut of the bolt that secures the runner rail to the floor. Do the same, having first...

Removal of small dents and restoration of paintwork
While we recommend that every driver service and repair their car in the scope of the operations described above, we advise only experienced drivers to remove dents and restore...

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