AvtoPrivatHow to install contactless ignition on a VAZ 2106


Components of the ignition system of the VAZ 2106

Previously, a distributor of the R-125B brand was installed on the car. This unit was mounted on the machine together with a carburetor marked 2103. The distributor had a special mechanical corrector in its design, and there was no vacuum regulator. The VAZ 2106 is equipped with spark plugs of type A17DV or plugs that have similar technical characteristics.

The design of the automotive system uses a VK347 type lock, equipped with an anti-theft device. The car uses a B117-A type ignition coil, which has an open magnetic circuit and is oil-filled and sealed.

The VAZ 2106 ignition is contact-based, but it is worth noting that sometimes there is also a contactless version of the system. The contact system is considered simpler in its design. VAZ contact ignition requires regular maintenance and monitoring of the condition of the contacts.

Ignition coil and other elements

It is somewhat different in the contactless system from the one used in the classical one. The reason is the different value of the secondary voltage. Thus, when operating an internal combustion engine with a contact (including contact-transistor) ignition system, 25-30 thousand volts are required to form a spark gap. But in a non-contact system you need to generate over 30 kV, sometimes even up to 40 kV. Therefore, more turns are needed in the secondary winding.

The remaining elements are completely similar for all three designs discussed above. You choose the armored wires connecting all high-voltage circuits yourself. They can be either in a silicone or rubber shell. Contactless ignition 2107 can work with any high-voltage wires recommended by the manufacturer. Candles must be used those recommended by the manufacturer. In this case, you can again choose the brand yourself.

What benefits can you get?

But you will get many benefits if you install an electronic ignition on the VAZ-2106 instead of a contact one. It’s better to start with the fact that any driver likes to drive more than to repair the car. But frequent replacement of the contact group or its cleaning and adjustment causes terrible hostility among motorists. Moreover, the contact can fail at any time, so you need to have a spare one with you. But the electronic system on this side is much more reliable and does not require frequent maintenance.

But the most important thing happens in the engine - the very heart of any car. His work is returning to normal. It begins to function correctly, regardless of the rotation speed. Whether at idle or at 4000 rpm, the engine runs perfectly smoothly, stably, and the air-fuel mixture ignites in a timely manner. And this improves your comfort, increases engine reliability, and most importantly, increases its service life.

Removal and installation of the ignition distributor of the VAZ 2106 distributor

The ignition distributor (distributor) is removed from the VAZ 2106 car for repair or replacement. The engine of the VAZ 2106 model has a distributor of type 30.3706.

To distinguish it from distributors of other models, a mark (ring groove) is made on the shank. To remove the distributor from a VAZ 2106 car you will need: a spark plug wrench, a bit, two “7” keys, a “13” wrench, and a screwdriver. 1. Remove the tip from the spark plug of the first cylinder and unscrew it.

2. Close the spark plug hole with your finger.

3. Turn the crankshaft until the compression stroke begins in the 1st cylinder (air will begin to escape through the spark plug hole). Then, while continuing to turn the crankshaft, align mark d on the crankshaft pulley (highlighted with chalk) with the middle mark b (if you are using gasoline with an octane rating of 92 or 95) or the extended mark c (if you are using gasoline with an octane rating lower than 92). Reinstall the spark plug of cylinder 1 and connect the high-voltage wire to it.

4. Disconnect the hose from the vacuum ignition timing regulator. 5. Remove the high-voltage wires from the sockets of the distributor cover.

6. Unscrew the nut securing the distributor, remove the spring washer and plate. 7. Remove the distributor from the engine.

8. Turn over the distributor and, holding the lower nut, unscrew the nut securing the low voltage wire; remove the washer and wire. 9. Unfasten the holders and remove the cover from the new distributor.

WARNING

Before installing a new distributor on a VAZ 2106 car, check and, if necessary, adjust the gap between the contacts of the breaker.

10. Install high-voltage wires into the cover of the new distributor in accordance with the operating order of the engine cylinders.

NOTESThe operating order of the engine cylinders is: 1-3-4-2. The distributor rotor rotates clockwise. Cylinder numbers are marked on the distributor cap and on the engine cylinder head.

11. Connect the low-voltage wire to the new distributor.

12. Turn the rotor of the new distributor to a position in which its outer contact (shown by the arrow) will be directed towards the contact of the 1st cylinder on the distributor cover. NOTE

When the outer contact 2 of the rotor coincides with mark a on the cover, it simultaneously coincides with the head of screw 1 on the distributor body.

13. While holding the distributor shaft from turning, insert it into the socket on the cylinder block so...

14... so that the line passing through the spring latches is approximately parallel to the axis of the motor. 15. Secure the distributor in this position to the cylinder block without completely tightening the nut. Connect the hose to the vacuum regulator. 16. After installing the distributor on a VAZ 2106 car, check and, if necessary, adjust the ignition timing (see “Checking and adjusting the ignition timing”).

Replacing the distributor (ignition distributor) on a VAZ 2108-VAZ 21099

Direct replacement

Removal

1) First, de-energize the engine system by disconnecting the negative terminal from the battery. (Instructions and procedures are described in the article: “Replacing the battery” in the first paragraph).

2) Next, disconnect the high voltage wires from the distributor cover.

3) Remove the vacuum hose from the vacuum regulator fitting.

4) Then completely unscrew the top nut securing the distributor and wire holder.

5) Remove the holder from the car engine.

6) Use your hands or a screwdriver to disconnect the wire block from the distributor.

7) Now unscrew the two remaining nuts that secure the distributor at the bottom: use a wrench to unscrew the left nut of the distributor.

Then unscrew the right nut.

8) Remove the distributor directly from the engine of the car.

Installation: 1) First, remove the two screws from the cover and remove it.

2) Then turn the slider with strictly outer contact opposite the “first cylinder” terminal located on the cover.

3) Install the distributor in the reverse order of removal.

4) Place the negative terminal on the battery and set the initial ignition timing. (We recommend that you familiarize yourself with the process in the article: “Installing the ignition”).

Changing the cover

1) First, disconnect all high-voltage wires from the cover.

2) Then use a Phillips screwdriver to remove the screws holding the plastic cover to the distributor.

3) Remove the cover and replace it with a new one.

Note! The cover on the distributor is installed in only one position. And the high voltage wires are put on the cover in the order: 1-3-4-2. There is a marking “1” on the distributor cover itself, start counting from there in order, counterclockwise.

DIY installation and connection diagram

So, having made your choice, we suggest that you familiarize yourself with the necessary tools, the replacement procedure and video instructions.

Tool

From the tool you will need:

  1. Key 13 - remove and install distributor
  2. Screwdriver - tighten the screws.
  3. Drill with a metal drill, diameter for self-tapping screws
  4. Two self-tapping screws - screw the switch.
  5. Keys for 10 and 8 - remove and install the coil.

How to install step by step

  1. Disconnect the negative battery. Before starting work on the ignition system, disconnect the negative terminal of the battery
  2. Remove the distributor cover with high-voltage wires. Removing the ignition distributor cover
  3. Disconnect the high-voltage wire on the coil. Disconnecting the wire from the ignition coil
  4. Using short turns of the starter, set the ignition distributor slider perpendicular to the engine. This is how the distributor should be installed relative to the engine
  5. Mark the position of the distributor with a marker on the engine. Installing the ignition distributor slider
  6. Unscrew the nut holding the distributor using a 13mm wrench. Disconnect the wire connecting the device to the coil. Before removing the ignition distributor, disconnect the wire that goes to it from the coil
  7. Insert the new ignition distributor into the engine by removing the cover. The ignition distributor must be inserted into the standard socket
  8. Turn the distributor body so that the middle mark on it coincides with the mark you previously placed on the motor.
  9. Tighten the nut securing the new ignition distributor. The nut holds the ignition distributor in place
  10. Put on the distributor cover and connect the wires to it. This is how the cover is installed on the distributor
  11. Replace the ignition coil with a new one. A new system requires a new coil
  12. Connect the original and new wires to the coil. To connect everything correctly, use the diagram. All connections must match the diagram
  13. Install the switch in any convenient location. Drill holes and screw screws into them to hold the device. Check the connections of all VAZ-2106 systems. The switch will not take up much space under the hood and its location does not matter
  14. Start the engine. If it doesn’t start the first time, you can turn the distributor a little. This will change the ignition timing.

Contact ignition VAZ 2106

In the photo - VAZ 2106, which is an exact copy of the Fiat 124

Different ignition systems were installed on the car at different times, but the Fiat contact design is considered a classic. Its device is incredibly simple - an ignition coil, a distributor, a bundle of high-voltage wires and the right spark plugs. This is all that is needed for the correct operation of the engine. On the first batches of sixes, until 1980, a P125-B distributor of the simplest design without vacuum adjustment of the ignition timing was installed. After installing the standard Ozone carburetor, it became possible to equip the distributor with a vacuum advance angle adjustment system.

Structurally, distributors differ only in the presence of a vacuum membrane chamber, which is connected to the primary chamber of the carburetor. At a certain period, a distributor was installed without a vacuum chamber and it was structurally similar to the old one. Reel B117-a, sealed, filled with oil, with open magnetic conductors. In short, there is practically nothing to break. All that remains is to check the condition of the system elements and you can begin adjusting.

Replacing the VAZ 2106 distributor with your own handsAutoRemka

Distributor malfunctions lead to malfunctions in the ignition system. You can guess that the distributor is faulty by such characteristic signs as sudden jerks of the car while driving and discordant operation of the engine at idle.

The essence of such a procedure as repairing or replacing a VAZ 2106 distributor is to replace the worn parts included in it.

To carry out repair work you will need:

2 7 mm wrenches, 10 and 13 mm wrenches, two screwdrivers, a hammer, a set of flat feeler gauges, mandrels for knocking out and pressing in distributor bushings (bearings), and tweezers.

When all the tools are prepared, you can start working.

1. We unscrew the 2 fastening screws that secure the connection of the distributor rotor with the support plate of the ignition timing regulator, after which we remove the rotor itself.

2. The springs and weights of the centrifugal ignition timing regulator must be marked so as not to get confused during assembly and put everything in its original place.

3. Next, use a screwdriver to remove the springs of the centrifugal regulator (a screwdriver is needed to pry off the springs).

4. While holding the nut on the moving contact screw, unscrew the nut that secures the wire ends (the capacitor wire and the wire coming from the ignition coil).

5. Now you need to unscrew the screw that secures the distributor housing to the capacitor housing, then remove it.

6. Next, unscrew the screw that secures the tip of the movable contact wire (the nut must be held in place) and remove the insulating spacer, as well as the washers (spring and 2 flat washers - insulating and metal).

7. The next step is to unscrew the two screws that connect the contact group to the movable distributor plate.

8. After unscrewing the fastening screws, remove the contact group, followed by the insulating washers located on the axis of the contact group (flat and locking).

9. Next, use a flat screwdriver to pry off the washer that insulates the spring plate of the movable contact, and remove the movable contact itself from the axis of the contact group.

10. From the axis of the movable plate of the distributor, remove the lock washer located on the fastening of the vacuum regulator rod.

11. Use a screwdriver to pry up the vacuum regulator rod and remove it from the axis of the distributor plate.

12. Unscrew the two screws that secure the vacuum regulator housing to the distributor body and remove the regulator.

14. Press out the pin that secures the low-reflection coupling from the distributor shaft, then remove the coupling, followed by the washer.

15. Remove the distributor shaft from the housing.

17. Unscrew the 2 screws that secure the bearing locking plates, remove the spring washers and remove the plates using tweezers.

18. Next, remove the movable plate assembled with the bearing from the distributor body.

19. Check the condition of the distributor shaft - there should be no visible signs of wear on the surface of its contact with the bearing.

20. We check the capacitor using for this procedure a device that measures capacitance (normal values ​​are in the range of 0.20-0.25 μF).

21. Then you should check the condition of the diaphragm of the vacuum ignition timing regulator (to do this, you need to press the rod and plug the fitting... the rod must be held by the diaphragm).

22. We inspect the contacts of the breaker - there should be no dirt, erosion or signs of burning on them. If the above-mentioned contaminants are present, the contacts should be cleaned using a velvet file (under no circumstances should sandpaper be used for this purpose) and washed with alcohol or gasoline.

23. The distributor housing bushing with signs of wear should be replaced with a new one. Pressing out and pressing of the bearing should be done using a mandrel of the appropriate diameter.

24. The distributor should be assembled in the opposite order to the disassembly order, taking into account the following features.

Upon completion of assembly, the distance between the breaker contacts should be adjusted. The gap should be from 0.35 to 0.45 mm.

The fold located on the movable plate of the distributor must be lubricated with engine oil (literally 2-3 drops of oil will be required). The same should be done with the bearing, adding a couple of drops of oil through the oiler, which is installed on the distributor body, and the splined part of the distributor shaft.

Adjusting the ignition on a VAZ 2106.

If the car is equipped with a classic ignition system, then before starting the adjustment, it is advisable to clean the contacts of the distributor with a file. After cleaning, we check the condition of the contacts - you need to make sure that the contacts are in contact with each other along the entire plane.

If the need arises, the contacts will have to be adjusted. Now we turn the crankshaft to a position at which the distance between the contacts will be maximum . We unscrew the screw that secures the contact group on the bearing plate,

now we insert the probe - its thickness should be approximately 0.4 mm between the contacts,

After that, the position of the contact group is selected , at which the probe will move with little effort , this position must be fixed.

If this is not the case, then put it in fourth gear and carefully push the car. You won't be able to use a starter because it's almost impossible to get the right angle of rotation. The gap resulting between the contacts of the distributor gives the necessary value to the UZSK , do not forget that the angle is critical, not the gap ! It is precisely because of this that you need to check the adjustment by measuring the angle, which is approximately 55±3°

.

The simplest option is to use an electronic tachometer, which has a UZSK measurement function. To use this device, you need to assemble the distributor and start the engine. The tachometer must be switched to UZSK measurement mode.

If the UZSK goes beyond the limits recommended by the manufacturer, the gap adjustment will have to be repeated. There is another way, in which you need to measure the angle. The first thing we do is pull out the central explosive wire from the distributor cover and hook it to the ground of the car, you don’t have to pull out the wire, but then there will be a risk of a breakdown in the coil. To the wire going from the distributor to the ignition coil, you will need to connect 12- Ti volt light bulb.

The light will light up if the ignition is on and the distributor contacts themselves are open, and go out when they are closed. If a thyristor or transistor system is installed on the car, then the light bulb will not light up when the contacts are open , due to the fact that there is a current limiter. Then the light bulb will have to be replaced with a voltmeter; in the open contact position it shows 12 V, and in the closed position - 0.

We turn the crankshaft clockwise , you need to turn it until the contacts close . this position of the slider ; it is advisable to mark it on the distributor. The crankshaft must be rotated until the contacts open.

We remember this position of the slider, then measure the angle between these two positions. This is done like this: we measure the length of the circular arc using the distributor body, then calculate the angle in degrees using the formula:

Ignition coil device

To test this system, you will need an electrical device such as a multimeter, as well as screwdrivers with different heads and insulated pliers for working under voltage. It is necessary to observe safety precautions when working with the ignition system, because... high voltage electric current flows in the circuit. It is recommended to have rubber gloves or insulated pliers.

The schematic diagram of the VAZ 2106 ignition coil is located here. The figure shows how the ignition coil is connected in the standard version.

The ignition coil, the price of which is acceptable for most Russian motorists, has the nomenclature code 8352.12. and is an oil-filled tank with an open-type magnetic wire.

The standard ignition coil of the “six”, which is easy to buy at any specialized auto parts store, is equipped with 3 contact terminals: “B”, “K” and an output for the central high voltage wire. The ignition coil is connected in the following way: the positive wire of the battery is connected to terminal “B” through the ignition switch contact. Output “K” is connected to the output contacts of both windings of the ignition coils and the negative wire of the battery through the switch.

The high voltage output is connected to another contact of the secondary winding and a high voltage wire contact leading to the breaker distribution element, which, with the rotational movement of the slider, distributes the high voltage current to the spark plugs.

Why do you need a distributor?

The ignition system is a critical part of a gasoline engine. The operation of the latter is based on the timely combustion of the fuel-air mixture (FA), for which purpose a high-voltage voltage is specially generated, which is then supplied to the spark plugs. A spark is formed on them, causing combustion of the fuel assemblies, as a result of which the engine performs useful work. This is roughly how you can briefly describe the operating principle of a gasoline internal combustion engine.

All these processes require a distributor. If we evaluate its role during the operation of the ignition, it should be noted that it:

  1. initiates the onset of sparking due to the opening of the breaker contacts (in more modern car models, for example, VAZ 2109, 2106, 2107, 2108 of the last years of production, a Hall sensor is used for these purposes);
  2. directs the high voltage generated in the ignition coil to the desired spark plug;
  3. changes the beginning of the moment of spark formation depending on the driving modes and the fuel used, for which vacuum centrifugal regulators are used;
  4. provides accumulation and discharge of energy in the reel.

A functional ignition diagram will allow you to better understand what the distributor is used for and how it works:

How to install a distributor and configure it on a VAZ 2101 solved 1 answer

The first step is to remove the terminal from the battery, then disconnect the wires from the ignition coil, disconnect the central high-voltage wire, and remove the distributor cover. Next, you need to set the position of the slider so that it is rotated at an angle of 90° with respect to the engine. With this approach, replacing the distributor will have virtually no effect on the ignition timing. You unscrew the spark plug of the first cylinder, plug the spark plug hole with a rag, and begin to manually turn the crankshaft pulley clockwise, if you look at the engine against the movement of the car, until the rag jumps out of the spark plug hole. It is best to turn the engine with a ratchet wrench specially purchased for this purpose (or made independently according to a sample). In order for the position of the new distributor to be the same as the old one, you need to make a mark on the cylinder block as shown in the figure.

Adjustment with strobe light

We hook the strobe light to the car's network. You need to remove and plug the vacuum corrector hose from the distributor. Now the engine needs to be started and warmed up to a temperature at which it will stable idle speed. Then you need to loosen the bolt that secures the distributor body. The strobe light must be directed at the pulley, which is located on the crankshaft.

Now we begin to turn the distributor until the mark on the pulley aligns with the marks on the timing cover . In this position, the distributor body is fixed.

Electronic ignition system design

1) Sensor-distributor, acting as a contactless distributor. 2) Switch, the functional purpose of which is to interrupt the current of the primary circuit of the ignition coil in accordance with the signals of the sensor-distributor. The circuitry of this device provides a mode for automatically shutting off the current passing through the ignition coil when the power plant is not working (the ignition is on). 3) An ignition coil that converts an intermittent low voltage current (12 Volts) into a high voltage current (10-20 Kilovolts), initiating a “breakdown” » air gap on the spark plug electrodes. 4) A set of wires. 5) A set of spark plugs that ignite the fuel-air mixture through a spark discharge. The use of spark plugs in BSZ that are not designed for a high-power spark discharge is not recommended, since they quickly fail due to overheating.

Possible causes of failure

There are a number of reasons why the distributor mechanism may break down and after which there is a need for urgent replacement of the part.

  1. Cracks appear on the surface of the cover;
  2. Damage to the Hall Sensor;
  3. Burnt out “runner”;
  4. Burnt contacts in the cover;
  5. Loose bearing that holds the Hall Sensor;
  6. Poor connection of contacts in sensor plugs.

There are also reasons why the mechanism may malfunction.

Here are some of them:

  1. It happens that the ventilation hole becomes dirty and gases escape through the roller, oiling the slider.
  2. Sometimes ground breakdowns occur due to small cracks in the distributor cap.
  3. If the assembly is of poor quality, the mechanism quickly fails (in particular, individual parts).
  4. The bearing may become loose.

Any of these situations (not including poor contact with sensors) require prompt replacement of the distributor part. But sometimes it is enough to simply adjust some defects in the ignition systems and this will instantly return the engine to working condition.

There are a number of reasons that may indicate such a situation.

For example:

  1. Detonation is too strong. This problem occurs due to early ignition due to which the rings (piston) are deformed. One of the symptoms is a ringing noise when pressing on the gas pedal.
  2. Dark smoke coming out of the chimney while the car is running is a consequence of the ignition being turned on early.
  3. Fuel is consumed much more, but engine performance has become less. In this case, the ignition starts too late.
  4. Uneven engine operation can be caused by both early and late ignition.

In order for you to be able to regulate the condition (position) of the distributor, you will need to purchase:

  • Slotted screwdriver;
  • Strobe;
  • Spanners;
  • Tachometer.

Non-contact ignition system device

The schematic diagram of the VAZ contactless ignition of the sixth model is located below.

1. Contactless ignition distributor sensor. 2. Candles. 3. Shielded protection. 4. Non-contact type sensor. 5. Bobbina. 6. Generator element. 7. Ignition switch component. 8. Battery. 9. TC – transistor equipment with a switching circuit (transistor switch).

In such a complex, a non-contact ignition distributor is used to disconnect the low-voltage circuit, which works to open and close the electrical circuit, “locking” or “opening” the output transistor. This system allows you to increase the voltage on the electrodes of the spark plugs and, thereby, increase the energy of the spark discharge. At the same time, the voltage indicator on the spark plug elements does not decrease at low values ​​of rotation of the crankshaft of the power plant, which makes the starting value of the motor much better.

Such non-contact ignition, the price of which is quite high, has significant advantages over the contact system.

Main elements of the ignition system

Now we need to consider the common elements of all ignition systems. They are the same in all, regardless of whether the VAZ-2106 has an electronic ignition system or a contact one. Firstly, candles are everywhere. They consist of a central electrode, with a small gap between it and the ground. It is isolated from the body by a ceramic element. Rare candles live 30 thousand km. mileage, and some even collapse. They burn out so that part of the central electrode falls into the cylinder. For this reason, it is necessary to replace them in a timely manner.

Secondly, armored wires connecting high-voltage parts. They consist of a special fiber through which a high voltage pulse is transmitted. There are five wires in total - four for connecting the distributor cap to the spark plugs. And one is for connecting the coil to the distributor. Thirdly, it is present in all designs, although they have slight differences. Fourthly, the ignition coil is a transformer capable of tens of times increasing the voltage supplied to the primary winding. But the electronic ignition circuit of the VAZ-2106 turns out to be a little more complicated than that used in the classical system.

Main elements of the ignition system

These include:

  1. Breaker-distributor. Initially, the first models until the 80s of the twentieth century were equipped with the R-125B device. It was equipped with a mechanical octane corrector, which adjusted the angular value of the ignition timing in a small range, but it was not equipped with a vacuum type regulator. After this, the ignition and fuel supply systems were modernized, as a result of which a distributor with a regulator of the vacuum operating principle and a compatible “Ozone” carburetor appeared.
  2. Bobbin B117-A is a contour type, with a disconnecting magnetic circuit, filled with special oil, sealed.
  3. Spark plugs A17DV or their export analogues.
  4. Ignition switch VK347 with an anti-theft gadget, operating on the following principle: after the ignition key is moved to position III “Parking”, a metal lock pops out of the body part, which falls into a special groove in the steering shaft and does not allow it to rotate.

For emergency repairs of the ignition system of a VAZ 2106 car, it is necessary to have in stock the parts that most often fail. This is a reel and a distributor capacitor; they do not take up much space. Unfortunately, they cannot be repaired.

Device malfunctions

Replacement and repair of the distributor on the domestic “six” is carried out in the event of incorrect operation of the mechanism.

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Below are the main symptoms of breakdowns that indicate possible malfunctions:

  1. The vehicle jerks while driving. Moreover, these jerks are completely uncharacteristic of a car.
  2. The engine generally does not start.
  3. When trying to accelerate the car, the car may also jerk, and the acceleration process itself takes a lot of time, and the engine may detonate - the piston rings knock.
  4. Increased fuel consumption.

As you can see, in general the symptoms are similar to those that appear when the ignition is set incorrectly. Of course, if such symptoms appear, it cannot be said for sure that the fault lies in the distributor, but attention should also be paid to diagnosing this unit.

As for the breakdowns that may force the car owner to repair or replace the mechanism, they are as follows:

  1. The unit slider is worn out and burnt out.
  2. The problem lies in the cover itself - the contacts on it could have burned out.
  3. Hall sensor failure. The problem may be associated not only with a breakdown of the controller, but also with poor contact on the regulator plug.
  4. Another reason that domestic drivers encounter quite often is the distributor bearing. After a long period of use, it could become loose, but it could also simply jam.
  5. Presence of mechanical damage, including cracks on the cover.
  6. Engine fluid gets into the distribution unit; usually the problem is related to the seal of the cap.

Adjustment how to set

It is recommended to use a special tool - a strobe light - to adjust contactless ignition. But if it is not there, you can use the following method.

  1. We set the distributor slider: unscrew the first spark plug, plug the hole with a finger and turn the crankshaft pulley. If air begins to press on your finger, it means you are on the compression stroke. At this moment, position the distributor so that the slider faces the first cylinder.
  2. Seize the moment of ignition. To do this, connect the central wire from the coil to the spark plug and short it to ground. Turn the distributor against the movement of the slider until the spark jumps from the spark plug. This point should be in the area where the slider interacts with the first cylinder.
  3. Set the ignition timing completely: with a warm car in second gear, give the gas sharply to the floor. When detonation is heard, set it later, if not, then set it earlier.

Setup video

Contactless ignition uses two important devices - a switch and a Hall sensor. The distributor and sensor must be compatible with each other. The new ignition coil must be an oil-filled type. It is better to take the wires for connecting the system from Niva.

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Adjustment "light"

This method is considered classic, as it can be found in all automotive literature. Take a 12 V light bulb and connect two wires. When the light bulb is prepared, you can begin. The crankshaft must be rotated so that the pulley mark is positioned in a given way, in relation to the marks on the timing cover , the distributor slider must be opposite the explosive wire of the 1st cylinder.

I repeat, if there is no special key, then we turn on fourth gear and push the car . One of the wiring of the light bulb is connected to the wire that goes from the distributor to the ignition coil, the second wiring must be connected to the ground of the car . The central wire is removed from the distributor cover and connected to ground. The bolt securing the distributor must be loosened.

Now turn on the ignition. The distributor body must be turned clockwise until the light goes out . Then you need to carefully rotate it in the other direction; as soon as the light comes on, we stop rotating - it is in this position that you need to fix the distributor.

Signs of incorrect ignition timing setting

These include:

  • the vehicle does not reach the maximum speed of the power plant;
  • increased fuel consumption;
  • the engine idles unevenly;
  • the engine unit overheats;
  • After the engine stops running, detonation occurs.

Correct installation of the VAZ 2106 engine ignition system consists of 3 stages:

The first stage is a change in the angle of contacts that are in a closed form. The second stage is setting the ignition timing of the VAZ 2106, and the third is adjusting the ignition system while the vehicle is moving. This ignition setting is carried out when the “six” is equipped with a contact ignition system or a transistor switch is installed.

  1. Unfasten the latches of the breaker-distributor cover. With a contact system, we first clean its contact group with a needle file and test the degree of their interaction. If necessary, slightly tighten the fixed-type contact.
  2. Using a special key for rotating the crankshaft, we select a position of the product when the contact gap becomes extremely large (if it is absent, we put the manual transmission in the 4th gear position and select this moment by moving the vehicle).
  3. We unscrew the fasteners that secure the group of contacts on the bearing base.
  4. Using a special set of probes, we select a product with a 0.4 mm template and adjust the gap between the contacts so that the template hardly passes between the contacts.
  5. Screw in the fasteners and fix the position of the contacts.
  6. We carry out verification measurements with 0.35 mm and 0.45 mm probes. In the first case, free movement in the gap of the contact group is allowed, and in the case of the second probe, the passage of the template is not allowed.

Checking the adjustment results

Let's move on to the last stage, we need to check the results obtained. The results are checked based on the car's behavior on the road. You need to warm up the engine, drive out onto a flat section of the road, pick up a speed of 40-50 km/h, engage fourth gear and sharply press the gas pedal . Within 1-2 seconds, characteristic knocking sounds similar to clattering will be heard, and the car will immediately begin to confidently pick up speed.

If no sounds are heard, then you need to turn the distributor counterclockwise one notch, this procedure must be repeated until a sound is heard.

The cause of the malfunction may also be a deviation of the fuel composition from the nominal one, as well as incorrect operation of the distributor systems.

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Checking the coil


In the process of checking the performance of the coil, the first thing to do is check the voltage supply to it.
For this purpose, the voltage supply is turned on and then it is measured between terminal B+ and ground. This value is 12 V. If voltage is not supplied to the coil, then the reason for its absence should be sought in the lock. If normal voltage is present and there is no spark on the spark plugs, it is necessary to measure the resistance of the windings. To do this, the contacts of the measuring device are applied to two side terminals. For the primary winding, the resistance value should be 3-4 ohms.

The resistance of the secondary winding is within 7-9 Ohms. The coil cannot be checked for the presence of a spark by leaning the high-voltage wire against the motor body, since in this case the gap becomes so large that the increased resistance causes breakdown of the winding of the unit, and this leads to failure.

Malfunctions of the six ignition system

When operating a vehicle, the following malfunctions of the ignition system occur, which must be eliminated before further driving the vehicle.

MalfunctionRemedy
The contact group has a coating of dirt, is oxidized or there are contact burn points, the distance between the contacts is increasedIt is necessary to clean the contact group and adjust the gap
Weak fasteners or wiring caps in the low-voltage circuit have oxidized, a broken wire or a short circuit to the car bodyTest the wiring and their connections, replace damaged sections of the circuit
Defective ignition switch (no contact closure)Test the area, replace the defective contact element of the ignition switch
The capacitor is broken and does not hold capacityReplace the product
There is no voltage in the primary type bobbin windingReplace the product
Incorrect adjustment size in the distributor contact groupSet recommended size in contact group
Excessive wear of the PCB pad or increased diameter of the distributor lever bushingReplace contact group
Defect in the bearing of the movable type distributor plateReplace the bearing or the entire distributor
The ignition spark plug elements have an uncertain contact in the threaded part of the cylinder head, the spark plug caps from the insulated HV wires have broken or become oxidized; the insulated HV wires are dirty or their insulating layer is damaged Test the contacts and, if necessary, restore the joints, clean or change the wiring
The corner of the distributor cover has undergone severe wear or has become defective and is in a non-contact stateCheck the carbon of the distributor cap and, if necessary, replace it
Loss or loss of voltage through chips, through cracks or burnout points in the cover or rotor part of the distributor, as well as through a layer of soot or drops of moisture on the internal cavity of the distributor coverCarry out a check, clean the cover from foreign layers of moisture and soot, replace the distributor elements (cover and rotor) if they are damaged
Failure of the resistance in the slider (distributor rotor)Replace the slider resistance
The car bobbin has external or internal defectsReplace the car bobbin
The glow elements of the spark plugs (electrodes) are dirty with oil or the gap between the interacting elements is set incorrectlyClean the spark plug elements and carry out adjustments to align the gap between the interacting elements
Ignition spark plug elements have external defects in the form of cracks and chips on the insulator elementIt is necessary to replace spark plug elements with updated products
Incorrect connection of high-voltage wires to the contacts on the car distributor coverConnect the high voltage wires according to the appropriate diagram (1-3-4-2)
Incorrect installation of the ignition in the vehicleTest the installation of the MH and, if necessary, adjust it

The table below will help you diagnose and troubleshoot problems that may arise.

Distributors: purpose and types

The main distributor of the 2106 model is located on a horizontal section made to the left of the engine valve cover.
The unit shaft, ending with splines, is included in the gear of the internal cylinder block. The gear rotates through the timing chain, while simultaneously turning the pump shaft. Thanks to the distributor, the ignition system performs 3 tasks:

  1. At the right moment, it breaks the target of the original coil winding. Because of this, a high voltage shock is formed in the secondary.
  2. Alternately directs the discharge to the spark plugs based on the order of activity of the cylinders, that is, 1-3-4-2.
  3. Automatically adjusts the advance angle of the distributor when changing the crankshaft rotation.
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