When searching for problems, repairs and maintenance, many people forget about a number of important sensors that are installed on the car. However, their faults can lead to serious damage VAZ 2109 carb.

Coolant temperature sensor VAZ 2109 (carburetor)

Coolant temperature sensor VAZ 2109 (carburetor) - это крайне важный элемент системы охлаждения автомобиля. Потому, следует наблюдать за его работоспособностью.

The 2108, 2109, and 21099 have the same coolant temperature indicator sensors.

The device of this device is very simple. It has a built-in thermistor that reacts to temperature changes and changes resistance, depending on the performance.

Below we provide a table that is used to check the performance of the sensor (CST).

Sensor idling VAZ 2109 (carburetor)

Its malfunction can lead to the fact that the VAZ 2109 (carburetor) stalls at idle. The idling sensor and the VAZ 2109 carburetor solenoid valve are one and the same, here is a photo in confirmation:

And this is a very unpleasant situation. This can happen far from the city, or right at the intersection, while stopping at a traffic light. It can be caused by overheating, or overcooling, or clogging.

Hall sensor VAZ 2109 (carburetor)

Its malfunction can cause problems in the carburetor. And it is very difficult to determine that this tiny part is to blame. Unless, by an exception method. Sometimes they suggest checking his work with a special device.

A simple way to test the performance of the Hall sensor VAZ 2109 (carburetor)

A sampler with a light bulb is taken. Its plus and minus (these are the extreme contacts) on the plug are connected to the timer. There should be a gap between the center wire and the ground. After that, you need to close the "minus" and the center. terminal. A spark will appear on the wire or the candle. If it appeared - the Hall sensor needs to be changed. If not, check further.

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However, it also happens that the sensor works, but not correctly. Here you can find out only by replacing.

If you do not know where the Hall sensor is located on the VAZ 2109 (carburetor), the photo will help you further.

"Hall Sensor" at number 8 in this photo

On the Hall sensor VAZ 2109 (carburetor) the price is usually low - about 120 rubles.

This photo shows a VAZ 2108 interrupter plate with a Hall sensor:

Sensor fan VAZ 2109 (carburetor)

If you are interested in replacing the fan-on sensor of the VAZ 2109 carburetor, many are interested, is it possible to change it without draining all the coolant?

The answer is yes. But you will lose some refrigerant during the replacement process. This sensor is essentially an ordinary thermostat. There are on sale special toggle switches with which it can be switched on forcibly.

Sensor fan VAZ 2109 (carburetor)

Sometimes you just need to disassemble and clean everything. Dirt and scum may get onto the sensor. In any of these cases, even if you need to change the sensor, there is nothing wrong with that. The part itself is very cheap, it can be replaced by both the driver and the workers in the automotive workshop.