Wiring VAZ 2114. Features of the engine compartment and interior of the car. Troubleshooting the ignition system and sensors

Repairs on a forced 1.6-liter engine are a little more complicated: First you need to remove the protective casing and loosen the clamp securing the air filter pipe.


Removing the sensor from the car The idle speed regulator is located in the mounting hole of its unit, that is, the throttle. Fuse 1 provides constant power to the electrical package control unit.


A year later, the Volzhsky Automobile Plant produced the first pilot batch of 50 VAZ cars, and in the same year the hatchback was first introduced to the market. If you removed the sensor from the car, but the engine operation does not change, then that was the reason. Timing marks 8 class VAZ! Installing the timing belt 8kl.VAZ2108,2109,2110,2111,2113,2114,2115 To do this: Remove the wire tip from the spark plug of the first cylinder; We bring it to the metal part of the motor at a distance of mm; Turn on the starter; Let's see if a spark jumps between the wires; Similarly, we check the wires from spark plugs 2, 3 and 4 of cylinders. Advice: if you want to understand the operation of a car’s ignition and power system, it would be a good idea to watch video materials from a school physics course.


The search starts with: Ignition module; ECU - on cars with a VAZ engine To check the ignition coil, you need to use a tester, with which you should measure the resistance of the primary and secondary windings. Once you understand it and understand the principle of operation, you can effectively drive your car and perform minor repairs.


Side door wiring harness connector to instrument panel harness; Side door wiring harness connector to seat heating harness; Electric lock of the right rear door; Harness block to rear right loudspeaker; Harness block to rear left loudspeaker; Door lock control unit; Side door wiring harness connectors to the additional left harness; Side door wiring harness connectors to the additional left harness; Terminals of the side door wiring harness to the radio; Side door wiring harness block to the additional right harness; A1 is the grounding point for the side door wiring harness.


Modification with an 8-valve VAZ engine, 1.6 liters and 81.6 horsepower. But it may be the degree of his sensitivity. This also introduced some complications and additional wiring harnesses, which are shown in the VAZ electrical diagram


relays and fuses for the computer, Carlson and fuel pump

Front harness diagram for VAZ 2114 injector

The VAZ ignition module consists of a two-spark coil and is of the block type. The interior of the VAZ car has become more comfortable, a new, more convenient and advanced instrument panel has appeared, which has a more streamlined and ergonomic shape, backlit push-button switches and indicator lamps, etc. In the instrument panel wiring harness, the second ends of the white wires are brought together into one point, which is connected to the switch lighting of devices except for the white wire, from plug “4” of block “X2” of mounting block 28 to block 83 of the on-board control system indication. The fuel supply is considered distributional, because gasoline is injected into each cylinder using a specific injector. The first coil supplies an impulse to the 1st and 4th cylinders, and the second - to the 2nd and 3rd cylinders.


Connecting the adsorber valve to the injection system controller also provided another additional element.


Good luck on the roads! Injector connection diagram It is quite difficult to describe in words the pinout of the wires connecting the injector to the ignition system, so you should pay attention to the diagram below.


Based on the location of the rod, the volume of air that enters through the calibration hole will also change. It is possible to connect fog lights.


We discard the wires leading to the sensor. We spread the ignition wires

Components of the electrical circuit

So, in a VAZ 2114 car with an injector system, the electrical wiring, as well as its circuit, consists of 75 structural elements, most of them are fuses. In general, the electrical circuit can be divided into several important blocks. Here they are:

  • Headlight block VAZ 2114 injector. All electronics related to the operation of the VAZ 2114 lighting system are located here.
  • Sound signals. The unit responsible for the operation of the horn and other sound signals of this car.
  • Set of various sensors. This includes all sensors that ensure the normal operation of vehicle components and assemblies - this includes an air sensor, oil pressure, position, and so on.
  • Circuit breakers. There are also a lot of them in the system. The main task of these electrical parts is to protect the electronic components of the car from voltage surges, that is, as in ordinary household and radio appliances.
  • Switches for various moving parts of the car, for example, window lifts, etc.
  • Connecting wires or electrical wiring, its task is to ensure complete communication between all elements, for example, so that fuses are actually connected to the entire system, it is the wires that are responsible.

In fact, a car's electrical system has many more different elements. In general, in essence, this is precisely the organism that ensures the performance of the machine. Naturally, you won’t go far on gasoline alone, and the most important elements, such as spark plugs, a starter or a generator, are also included in the electrical system of the VAZ 2114 injector. That is why, as a rule, a lot of problems arise with it in modern cars.

VAZ 2114 wiring diagram

Advice: if you want to understand the operation of a car’s ignition and power system, it would be a good idea to watch video materials from a school physics course. Sound signal and relay for its activation.


Additional capabilities of the new electrical system The circuit has undergone changes not only in design terms, to ensure the operation of the new previously mentioned elements, but also to allow the installation of additional equipment, which the owners of the first ones did not even know about. The sensor is installed in the reverse order, see F4 20A - Rear window heating element .


Repair will not be practical if the needle guide drive is worn out. Years of production: Relay for turning on electric lifts.


A wiring harness has been added for connecting to the electronic switch. Years of production:


The information is intended for self-repair of cars. Gearmotor and windshield wiper activation relay. Repairs on a forced 1.6-liter engine are a little more complicated: First you need to remove the protective casing and loosen the clamp securing the air filter pipe. Valve for turning on headlight washers.

Electrical diagram of VAZ 2113, 2114


We no longer need wiring for the VAZ here; mechanical manipulations come next. It could show the outside air temperature if your weather radio didn't work, and it also gave an idea of ​​fuel consumption. To accurately check your oxygen sensor, see

F15 7. Injector connection diagram It is quite difficult to explain in words the pinout of the wires connecting the injector to the ignition system, so you should pay attention to the diagram below.

You can heat the sensor and unscrew it while heated. Engine compartment lamp. VAZ 2110 starter circuit; eleven; 12. In detail and in detail.

Troubleshooting

Sometimes it is enough just to move the terminals and wire blocks for the fault to disappear. If this does not happen, one of the sensors may need to be replaced. Some of them can be diagnosed using the Check Engine Light

, which lights up as soon as there is something wrong with the sensor.

But the idle speed or air flow sensors do not have this function, and therefore they can only be diagnosed by turning them off. If you removed the sensor from the car, but the engine operation does not change, then that was the reason.

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They are in a durable plastic case, from which 4 high voltage wires are removed. The drive is front transverse.

To do this, measure the resistance at its paired high-voltage terminals of the ignition module. F11 7. Please note!

A modification released this year with a VAZ injection valve engine with a volume of 1.6 liters and power. Turn signal indicator lamp.

And for this it was necessary to lean the mixture. F4 20A - Rear window heating element. Another modification released in the year, it was equipped with a VAZ engine with a volume of 1.6 liters and a power of 82 horsepower. A single move can be up to steps.

Article on the topic: Design documentation for replacing electrical wiring

Car electrical equipment

It is not always easy to determine a possible malfunction in this sensor. The price of such repairs is affordable for any car enthusiast.

Modification with an 8-valve VAZ injection engine, 1.5 liters and 77 horsepower. Advice: if the sensor is too stuck, spray it from a bottle of WD. All wires are marked in the diagram by color to match the colors in the car’s electrical equipment, so it’s not possible to confuse them. The second ends of the orange wires are brought together to a point connected to plug “3” of the “X4” block of the mounting block. A spoiler was placed on the trunk lid - a wing.

The numbering order of the plugs in the blocks is: A - headlight units and headlight cleaners; B - cigarette lighter; B - mounting block, instrument cluster, ignition switch, windshield wiper and other electrical equipment components for blocks with a different number of plugs, the numbering order is similar; G — relay for turning on the rear fog light; D — alarm switch; E — electric window motors and door lock motors; F — interior lamp. The power supply circuit of the injection systems is protected by a fuse-link made of wire with a cross-section of 1 mm. In particular, adhere to the rules set out in paragraph 4. F14 7. This also introduced some complications and additional wiring harnesses, which are shown in the VAZ electrical diagram

The standard equipment includes an on-board driver warning system for closing the door locks, unfastened seat belts, leaving the ignition key in the lock, the level of oil and coolant in the engine, and extreme wear of the brake pads. And briefly about the changes in the E-gas wiring: The glass heating button is connected to the devices and not to the stove. Relay for turning on the heated rear window. F12 7. Fuse and relay block for injector VAZ 2109-2115 AVAR 367.3722M (2115-3722.010-40)

Electrical system malfunctions and repairs

In general, if the electronics in a car start to act up, it’s hard not to notice. The headlights, power windows could easily fail, or the engine might stop starting. Of course, the main malfunctions of VAZ electronics have long been studied. Basically, problems arise, as a rule, with the following elements:

  • Mounting block.
  • Generator.

In the first case, the problem is solved quite simply. The main fuses are stored in the car's mounting block, and if any element of the system stops working, the first thing you should do is look there. When you open the cover, you will see a lot of fuses. However, if you carefully study the car’s electrical circuit on paper, it’s not difficult to figure out which fuse may be faulty. You can check the fuses for functionality using a special device. However, not everyone has it and therefore it is easier to replace the part with a known good one. If this is the problem, it will be resolved immediately.

In the case of a faulty generator, everything is somewhat more complicated. This device, which supplies the motor with high-voltage current, although it works on the principle of magnetic induction, is fraught with many unpleasant surprises. It is highly not recommended to attempt to repair a generator yourself. While there is even a slim chance of repairing the device, it is better to entrust this matter to specialists. A high-quality car service center will immediately determine the cause of all your problems and repair the faulty element of the electrical system in the shortest possible time.

VAZ 2114 or as it is called “fourteenth” is a car produced by the Volga Automobile Plant. This model was created on the basis of the VAZ 2109, but has a number of transformations: restyling of the front body by adding headlights, a modified bumper, and moldings were added. The first car was released in 2001, global production began in 2003. The electrical circuit of the VAZ 2114 has minor changes compared to its predecessor, the “nine”.

What is connected by wires

The instrument panel displays information about engine operation and malfunctions, and indicators for turning on turn signals and headlights are located. The torpedo also has many functions. It contains buttons for turning on the foglights, side lights, headlights, heated rear window, and power window buttons. When engaged, reverse gear is signaled by the reversing lamps lighting up, also using electrical wiring and a sensor. The cabin sound alarm notifies about unfastened seat belts and lamp failures only thanks to wires. But that's not all! The generator, cooling fan, interior heater, and spark plugs also work thanks to the electrical wiring. All wiring harnesses originate from the fuse box and extend throughout the vehicle body.

Lighting and alarm

The electrical equipment of the VAZ 2114 is represented by the following lighting devices:

  • Headlights;
  • Fog lights;
  • Outdoor Lighting;
  • Turn signals;
  • Electric motors
  1. Cooling fan This is a direct current device. In case of malfunction, it is not repaired, but immediately replaced with a new one.
  2. Heater fan

This is a motor powered by electricity. Excitation occurs due to permanent magnets. The resistor helps to achieve a lower rotation speed. As in the case of the previous one, the faulty device is not repaired, but replaced with a new one.

Types of power units

The manufacturer of Gazelles business diesel, 402, 405, 406, 2705, 3302 and other models is the Gorky Automobile Plant.

Initially, two types of engines were used in the production and assembly of vehicles:

  • carburetor engines produced at UMP;
  • injection and carburetor engines supplied by ZMZ (Zavolzhsk enterprise).


Gazelle car diagram

The essence of this approach was to modernize and unify power units for business diesel models, 402, 405, 406, 2705, 3302 and others with UAZ and Volga vehicles. Of course, in the case of trucks, the electrical circuit diagram was redone.

For certain types of motors, different schemes were used:

  1. In vehicles with an internal combustion engine injector, the operation of the fuel mixture ignition system was initially more demanding in terms of operation. Such units were equipped with electronic ignition elements and injection control units. Of course, in such units the quality of the fuel plays an important role.
  2. As for carburetors, such options are considered more traditional today, but they also have certain features. Of course, the wiring diagram in carburetor engines is different from injectors.

In addition to the main models 402, 405, 406, 2705, 3302 and others, since 2001 the manufacturer began to produce a version called “business diesel”. In the case of a diesel engine, the wiring diagram has also undergone certain changes. In particular, such vehicles began to be equipped with a more powerful starter, battery, and generator (video author - MR. BORODA).

Summarizing

As can be seen from the description, repairing the electrical wiring and equipment of the VAZ-2114 is not very difficult. Every self-respecting car enthusiast must know and understand the design of his car. This knowledge helps prevent serious car damage and avoid financial losses. After all, it’s no secret that a wiring fault can lead to a short circuit and fire in the car.

But if you do not have the skills to work with electrical equipment, and you could not figure out the designation and purpose of the wires, then you should contact a qualified specialist to avoid damage to yours or someone else’s property.

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Electrical equipment maintenance

If you are installing additional equipment, you should disconnect the battery terminal before starting work.
When replacing a blown fuse, a new one is installed with a rating no higher than the previous one. If you install a fuse that is more powerful than specified, then there is a possibility of a breakdown of the consumer itself. If the fuse burns out again, you should immediately begin searching for the cause of the burnout. To troubleshoot the electrical part of the car, be sure to use the electrical diagram of the VAZ-2114. This is the main document through which you can identify any wiring fault. The diagram of the fourteenth VAZ model is not as complicated as it might seem at first glance. In modern car models it is much more complicated.

Another important point. All wire colors in the car match the wire colors on the electrical diagram. Thanks to this, you can easily determine where and which wire is connected. Knowledge of the electrical circuit will help you identify the fault yourself, without resorting to the services of a car service.

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