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Cars with CVT transmissions have recently become more popular among our compatriots. This type of gearbox is relatively new, so not every motorist knows about the device and the benefits of using such a unit. What is the Audi A4 variator, what are its design features and disadvantages, we will tell you in this article.

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What kind of variator is used on Audi?

The first manufacturers to equip their vehicles with variable speed transmissions (CVTs) were Volkswagen and Audi. Audi models The company equips A4 and A6 with Multitronic transmissions. This type of gearbox belongs to continuously variable transmissions. The consumer characteristics of the Multitronic are quite high. The model of the check point "01J" is installed in A4 and A6 cars.

Gearbox CVT Multitronics 01J

CVT design features

If we talk about the design, then the main constituent elements variators on Audi are:

  1. Two wet multi-disc clutches. They are used to disconnect power unit with transmission. According to the clutch device - friction clutches of the front and reverse... By design, these elements look similar to devices used in conventional automatic transmissions. But CVT clutches have certain advantages when compared to a torque converter. For example, there are all fewer of them, they are compact in themselves and easier to manage.
  2. Planetary reductor. This component is only used for reversing. When the vehicle is traveling forward, the mechanism is blocked by the forward clutch. And when the driver engages the reverse gear, the corresponding clutch locks the ring gear of the mechanism to the transmission case. As a result, the gearbox starts to move in the opposite direction. The transmission control system limits reversing speed.
  3. CVT transmission. This device is designed to smoothly change the transfer parameter. Its main structural components are driven and driving pulleys, they are connected to each other by a chain. Each pulley consists of two shafts with a tapered surface. The drive element is connected to the crankshaft of the vehicle's internal combustion engine through an intermediate gear. And from the driven shaft, the torque is supplied to the main gear. When the transmission is running, one of the shafts on the pulley will move, as a result of which the control system can measure its diameter.
  4. Metal chain. Audi was pioneering by being the first to use chain in transmissions. Its use made it possible to increase the range of gear ratios due to a decrease in the contact surface of the chain with the shaft, when compared with wedge-shaped belts. To make the metal chain less noisy, the engineers used links of different sizes in it.
  5. Each shaft is equipped with a pressure and adjusting hydraulic cylinders. The adjusting mechanism allows you to adjust the gear ratio, that is, it changes the shaft diameter. The clamping device performs the function of pressing the chain against the shaft discs. A torque controller is used to ensure optimum downforce. This sensor is mounted on the drive shaft.
  6. Differential and main gear.
  7. A control system is used to ensure the correct operation of the unit. It contains input controllers, a control unit and a hydraulic mechanism that acts as an executive device. Input controllers are used to assess the position of the gear lever, the number of revolutions at the input of the gearbox, as well as at its output. Sensors monitor temperature and pressure levels transmission oil... The control device is designed to select the optimal gear ratio, taking into account the driving conditions and the driver's wishes. In accordance with the data received from the controllers, the control unit determines the oil pressure level in the system and implements it by acting on the solenoid valves. The device itself is mounted at the checkpoint. The actuator controls the cylinders, forward and reverse clutches and cools them, changes the oil pressure in the transmission.
  8. Oil pump. Used to circulate the transmission oil.
  9. Ejection pump. This device is used directly to cool the clutches. Its principle of operation is based on the supply of gear oil through a vacuum. The cooling process is carried out in a heat exchanger, which is part of the motor cooling system.
  10. According to Audi engineers, the use of "Multitronic" CVTs made it possible to ensure optimal dynamics when moving the vehicle. Fuel economy is also achieved during normal operation of the box.

What is the service life?

Before buying a car with a CVT, many motorists are interested in the question of how much the CVT travels on average. The service life in vehicles Audi 2012 or other model year may be different. It happens that the box serves 40 thousand km, and sometimes it fulfills 200 thousand kilometers without any complaints. It all depends on the conditions of use and maintenance of the machine. Precisely due to the fact that the variators are very sensitive to not correct operation Many would-be car owners avoid CVT cars.

You can repair the CVT transmission at authorized dealer or at the service station. Service from "officials" is relevant if the vehicle is still under warranty. The cost of repairs at a dealer is higher than at specialized service stations.

List of errors

A common type of CVT breakdown is the failure of the electronic unit. You can try to fix the problem by flashing the device, but the dealer usually changes the ECU. Car owners are faced with the problem of breaking a metal chain. "Officials" in such cases change the entire gearbox assembly.

By pursuing computer diagnostics CVT transmission, you can get error codes that indicate the following problems:

  • 17105 P0721 or 17106 P0722 - the output speed sensor has broken down, this leads to the absence or supply of an incorrect signal from the control device;
  • 17114 P0730 - diagnostics show incorrect ratio ECU;
  • 17134 P0750 - the ABS / EDS unit is broken or does not work correctly;
  • 17137 P0753 - problems in the operation of the transmission electrical circuit;
  • 18201 P1793 or 18206 P1798 - the sensor for the number of output revolutions has broken down or is not functioning correctly, with such a problem the signal from the controller will be either incorrect or completely absent;
  • 17090 P0706 - the transmission selector position sensor is out of order or not adjusted.

Emergency mode

Why does it turn on emergency mode CVT and how to solve the problem - find out from the car owner's review on the video (the material was filmed and published by the Cars and Upgrade channel).

In emergency mode, the variator gearbox works when problems appear in the operation of the control unit, electrical circuit failure. If this mode is activated, on dashboard the PRND scale will immediately light up. Other signs of malfunction:

  • the driver presses the gas pedal, the car starts jerking;
  • when switching speeds, the car jerks;
  • in some cases, it is not possible to activate the reverse speed;
  • when the gearbox goes into emergency mode, the car cannot be removed from the parking mode.

Mechanical breakdowns

Mechanical faults include:

  • damage to electrical wiring, open circuit;
  • oxidation or damage to contacts on sensors or control unit;
  • open metal circuit CVT;
  • mechanical damage to controllers;
  • failure of the control unit as a result of mechanical impact on it, in this case, flashing the device will not help.

An example of what failures can occur in the operation of a CVT transmission is shown in the video (the material was filmed and published by the user Ilya Filyaev).

How do I change the oil?

Replacing consumables begins with the purchase original oil.

For use in Audi CVT gearboxes, General Motors has released a special lubricant called ATF AUDI G052180A2.

If you are having difficulty finding an original oil, then you can replace it with Mobil1 LT71141. This liquid is no worse in quality, but its cost is on average 50% less. The oil should be changed every 60 thousand km. With such a run, the liquid usually loses its properties. In principle, you can use any other oil, as long as it meets API or SAE standards. When buying a lubricant, purchase:

  • filtering device;
  • sealant;
  • rubber gasket for the pallet.

The volume of the purchased oil canister should be 5 liters.

As for the filters, there are two of them in CVT transmissions. One of them is mounted directly in the unit itself, therefore, to replace it, you will need to disassemble the unit. The second filter is the part of the tube connected to the radiator. This tube is only replaced if it becomes clogged or foreign particles are found in the lubricant.

In addition to the filter and the liquid itself, prepare:

  • socket wrench -3357;
  • hexagon;
  • construction or medical syringe for filling with a special tube;
  • clean rags.

Below is a detailed video instruction for self-replacement working fluid in a CVT gearbox (video filmed and published by Artur Prokurov).

It is necessary to change the lubricant in a garage with a pit or on an overpass, if possible, use a lift. The vehicle must be positioned horizontally and secured. The replacement process is performed like this:

  1. Place a bowl or an old bucket under the drain hole of the variator box, into which the "mining" will be collected. If you drove the car onto a lift, then you can additionally flush the checkpoint. To do this, start the car engine, set the gearshift lever to the "Tiptronic" position, that is, to the manual gearshift mode. From the first gear, in turn, go to the highest gear, letting on the gas when the selector is shifted to each subsequent mode. In this case, the speed should be no more than 50 km / h. Then apply the brake, set the clutch lever to the R position and accelerate to 20 km / h. Press the brake again and set the selector to mode D. This procedure should be repeated five times, and then set the lever to position P, and turn off the engine.
  2. When the motor has cooled down a little, you can start replacing. Climb under the bottom of the car. There you will see two plugs on the transmission. These are the drain and filler holes, which are also used to control the lubricant level. The drain plug is usually made of aluminum, and you must be careful when unscrewing it so as not to damage the threads. After unscrewing the cover, the process of draining the oil from the variator will go. In total, approximately five liters should come out of the system. Be careful not to get the grease on your skin.
  3. After draining the consumable from the gearbox, unscrew the bolts that secure the pallet. After dismantling, remove metal particles from the magnet. After removing the debris, degrease the bottom of the sump with a solvent, remove the old gasket and clean the place for a new one.
  4. Remove the filter element and seal from the transmission. Then put the pallet in place. Screw the drain plug together with a new O-ring.
  5. Then unscrew the screw or plug from the inspection hole.
  6. First, pour new oil into a syringe and connect a previously prepared tube to it. Pour consumables in small doses through the inspection hole into the transmission. Pour the oil until it flows over the edge. On average in a variator box Audi gear includes about 4.5 liters of liquid.
  7. Install the filler plug and start the engine. It should run for a few minutes, after which its speed should be increased to 2500.
  8. Please note that the level of consumables in the box depends on the temperature of the gearbox. Therefore, if possible, connect a computer with specialized software to the diagnostic connector and check the temperature level. The checked parameter should be no more than 30-40 degrees. At a lower temperature, you can pour the liquid, and at a high temperature, you can not add it. Both are dangerous for the transmission. Therefore, after filling, it is imperative to check the lubricant level in the gearbox with your own hands. If necessary, add oil to the system without turning off the engine. As you remember, oil is poured until it pours out of the control hole. Screw the cover back on.
  9. Step on the brake pedal and shift all gears one at a time. Linger on each of them for a few seconds. Check the level again.
  1. Good car dynamics. A vehicle can accelerate an order of magnitude faster than a car with an automatic transmission.
  2. Driving a vehicle with a CVT is generally smoother. Due to the lack of gears, there are no jerks when shifting them.
  3. Profitability. CVT cars generally use less fuel than automatic cars.
  4. Control Ability vehicle both in automatic mode and in manual mode. If the driver gets tired of the automatic transmission, he can switch to manual control and independently change gears in accordance with his needs.

Main disadvantages:

  1. The reliability of the CVT is poor. If you are wondering if the variator is reliable, then as we said, this type of gearbox often fails. Moreover, it can break even after 40 thousand kilometers. The weak point of CVT gearboxes is the control unit.
  2. A sophisticated and expensive service. CVT transmissions are not as widely used as automatic transmissions. Accordingly, they are not yet well understood by specialists at service stations. Therefore, only authorized dealers are usually engaged in the repair of such gearboxes.
  3. One of weak points variator - chain. As a rule, its resource is about 100-150 thousand kilometers. But it happens that it wears out earlier. And its replacement is not a cheap pleasure.
  4. CVT gearboxes require special lubrication. Moreover, for each car model with a CVT, a specific oil must be used. Price Supplies rather big, and it is impossible to use unsuitable liquids.

Many drivers know how to drive an Audi A4 automatic transmission. But for some, our article will serve as a small introductory lesson on the topic of studying the automatic transmission of this well-known automaker.

A bit of history of the Audi brand.

Father and mastermind car brand Audi is Ferdinand Piech, who took over in 1974 as head of the company's advanced development department. Being not only a talented designer, but also a competent, discerning marketer, Pich was able to convince the company's management of the need to radically change the company's position in the market.

He began developing a four-wheel drive passenger car, experimenting with aluminum, and in 1980. Audi company surprised car enthusiasts all over the world by presenting an all-wheel drive sports coupe at the Geneva Motor Show Audi quattro ... This model became truly revolutionary, because before that four-wheel drive was the privilege of trucks and SUVs. For Pih, it was a kind of experiment that fully met his expectations. Continuing to develop the all-wheel drive concept in passenger cars, he launched in 1984 the Audi 90, which was designed for US sales only, and its European counterpart, the Audi 80.

Audi Quattro 1980

The Audi 100, which was released in 1990, became the most expensive model of the automaker. This is the first car that Audi has used in the premium class. Wealthy customers could purchase a model with a new six-cylinder V-type engine, which was the lightest and most compact among its brothers of similar power.


Audi 100

Thanks to the new fuel injection system and other innovative solutions, Audi engineers managed to remove 174 full-fledged horsepower... At the same time, the new engine retained great power even at high revs.

New representative in the lineup

Continuing to conquer the elite segment of the car market, the automaker produces in 1994 sedan Audi A8. The heavy and powerful executive car was popular due to the increased stability (and therefore safety), which was provided by the same four-wheel drive.
In 1996, the company presented the world with a compact Golf class car - the Audi A3.


Audi A8

The development costs of the model turned out to be minimal, since the production of this car was based on the already finished VW Golf platform. However, thanks to the sporty style and high quality of the interior, the class of the car was one step higher, which brought it closer to competitors from Mercedes and BMW.
For a long time, Audi did not offer anything worthy of SUV enthusiasts, while the company's competitors offered their customers several models of cars of this class. The Q7 SUV, which appeared in 2005, made up for this delay, instantly gaining popularity among fans of giant cars.

Model A4.

The successor of the Audi 80, which was produced from 1986 to 1994, is the A4 model, which entered the series since November 1994. The car has acquired a more impetuous outline of the body, and the magnificent interior of the passenger compartment conquers with its comfort. Along with this, the new model has implemented a number of improvements related to passive safety: the car is better able to withstand a blow to the side pillars, to basic configuration added two side airbags (in addition to the two front ones)


1994 Audi A4

Car enthusiasts can order this model in one of several variations:

  • 1.6 or 1.8-liter petrol engine with 4 cylinders (101 and 125 hp respectively),
  • 2.6 and 2.8 liter V-shaped six-cylinder engine (174 hp),
  • and a 1.9-liter turbodiesel (110 hp).

The car body is made of galvanized steel, thanks to which it is completely protected from corrosion. The proof of reliability and quality is the 10-year body warranty provided by the manufacturer.

Models with gasoline engine equipped with Tiptronic, which made it possible to change gears in manual mode. This option allows an experienced driver to show their skills.

Automatic transmission for Audi A4.

There are currently two automatic transmission models used in the Audi A4:

  • "AG-4" for a naturally aspirated four-cylinder engine developed by VW;
  • "5 HP 18" for a six-cylinder engine (developed by ZF).

New audi A4 with automatic transmission

Both models are controlled electronically and hydraulically. The inclusion of gears depends on the following parameters:

  • engine speed;

In addition to the input parameters, the control takes into account:

  • the driver's driving style (recognizing it, the automatic machine independently sets the gear shift points);
  • terrain (the shift mode on a mountain road will differ from the mode on a flat road).

How to operate this automatic box.

  • Driving off the car. As soon as you start the engine, put the car on the brake, and only then move the selector lever from position P or N to the desired range of motion. Otherwise, your car will start moving at a low speed.
  • Do not under any circumstances press the brake and accelerator pedals at the same time. Under normal conditions, the automatic transmission should be in the "D4" position constantly.
  • Operate the accelerator pedal smoothly without jerking. In this case, switching of the automatic transmission to higher gears will occur quickly, thereby ensuring low fuel consumption. Use the ranges "2" "1" only in those cases when you need to perform quick engine braking or exclude unnecessary switching of the machine to higher gears.
  • Kick-down mode. At low speeds, you can go down to a lower gear by pressing the accelerator pedal all the way down. This allows you to use the full power of the engine to accelerate the vehicle.
  • Stopping the car. When the car stops, the selector lever can remain in one of the driving ranges. The engine will idle.

Gearbox selector lever Audi A4
  • At the moment of stopping on a slope, if one of the ranges of motion is turned on on the automatic transmission, and the car is held by the brake, do not increase the crankshaft speed. Turn off the engine when stopping for a long time.
  • Maneuvering. When maneuvering in small areas (garages, parking lots, etc.), use the mode with the accelerator pedal fully depressed. Adjust the speed by lightly pressing the brake pedal. Never press the brake and accelerator pedals at the same time.

Automatic transmission diagnostics.

There are many diagnostic methods for an automatic transmission. Consider the main ones that allow you to assess the condition of the automatic transmission.

  • Oil condition and level.
  • The level is checked with a dipstick with risks marked on it. The oil should be pure red, with no burning smell. If the oil is drained into a separate container, then whitish streaks should not remain when it is stirred.

The engine compartment of the Audi A4 with V6 engine

Ready time. Warm up the car to normal rpm idle move... Standing on the brake, switch N-> D and N-> Dh and note the time before the jolt (the moment the machine is turned on). It should not exceed 1 second. Now switch N -> R and time again. You should have less than 1.2 seconds. If the time intervals are higher than indicated, then this means wear of the clutches.

Diagnostics on the road

  1. Select a straight section of road.
  2. Check the position of the accelerator and its indication on the instrument panel.
  3. With the selector shifted to D, accelerate and decelerate alternately at half and full throttle. Make sure to switch 1—> 2, 2—> 3, 3—> 4 and 4—> 3, 3—> 2, 2—> 1.
  4. While driving in fourth gear, shift the selector to position 5 and make sure that the shift from 4 to 3 occurs immediately.
  5. Enter Dh mode. See if there is any inclusion 1 and 4, and how the switching is going on 2-> 3 and 3-> 2.
  6. While the car is moving in gears 2, 3, 4, listen, perhaps the automatic transmission is humming.

Diagnostics by codes... There is a diagnostic connector located under the hood of your vehicle. Connect a jumper between the TAT and GND contacts and turn on the ignition. The HOLD light should light up once for a few seconds and then go out. If after that it continues to flash with impulses (short or long), the automatic transmission of your car needs to be repaired.


Planned Maintenance Audi A4

Diagnostics of the mechanical part of the automatic transmission. It is carried out without disassembly by checking the pressure (linear) in all modes. But this procedure cannot be carried out without special equipment.

Repair of the automatic gearbox Audi A4

Automatic transmission repair always begins with diagnostics (often computerized). Sometimes it happens that, as a result of diagnostics, a reason is revealed that is not related to mechanics, but to the electrics of the machine. About how much it costs to repair an automatic gearbox, we can only talk after the volume and complexity of the work has been determined.

The most common reason for the failure of the machine is banal negligence in relation to timely maintenance. For example, if the oil and the oil filter were not changed on time, and the box was allowed to overheat (slipped, towed a trailer, your car has a clogged radiator, etc.), then the following will happen:

  • There is a shortage of oil on the slip sleeve of the torque converter;
  • The bushing turns, the rest of the oil flows out of the box;
  • Clutches burn out without oil.

For example, the cost of repairs in this case (oil and filter replacement) will be about 3,000 rubles.

03.10.2016

The Audi A4 has gained great popularity among car enthusiasts because this car is equally well suited for both family car enthusiasts and a lone driver, for example, for daily trips to the robot. One way or another - the car is prestigious, well-equipped, but, alas, not cheap, neither in the initial purchase, nor in further operation. But how often investments will be required after purchasing this model on secondary market, now let's try to figure it out.

A bit of history:

This model replaced the morally and technologically outdated Audi 80 in 1994. In order to keep the A4's connection with the 80s, the management of the company decided to keep the calculation of generations that began in the distant 1960. So the production of the Audi 80 was discontinued in the fourth generation, and the first generation of the model received the classification "B5". The car, which will be discussed today, is listed as "B7" (third generation), and was produced from 2004 to 2007, is a deeply modernized predecessor. Changes have been made to the car's design and suspension, as well as four new engines. The front part of the Audi A4 body has completely changed, a single radiator grill in the form of a trapezoid has appeared, the headlights have become slightly curved towards the bottom. The changes also affected the trunk lid, rear lights, rear bumper and chassis; the interior of the car began to be sheathed with expensive fabric, velor or leather.

Weaknesses of the used Audi A4

This model is equipped with gasoline and diesel engines... Most often, in the secondary market, there are cars with gasoline with a two-liter aspirated, or with turbocharged engines of 1.8 and 2.0 liters. All engines are equipped with a timing belt and hydraulic valve lifters that do not require adjustment. Two-liter naturally aspirated engine quite reliable, and up to 150,000 km does not require special attention to itself, and after the specified mileage, the engine begins to eat up oil a little (up to 300 grams per 1000 km). Of the turbocharged engines, the most reliable unit with a volume of 1.8 liters, but very demanding on quality lubricants... Under the condition of correct operation, the turbine will live 200-250 thousand km.

And here two-liter motor can bring unpleasant surprises, so, in particular, after 100,000 km of run, carbon deposits and depletion form on the pusher of the injection pump and the camshaft. Closer to 150,000 km, oil begins to drive through the valve cover (to eliminate this problem, you will have to pay about 250 USD). Usually, the cause of this phenomenon is a faulty crankcase ventilation valve, and the oil in such cases can press not only from under the gasket, but also fall into the candle wells. After 100,000, the ignition coils alternately fail (the cost of one is about $ 50). With a mileage of over 150,000 km, the engine eats oil on 99% of cars, and, in contrast to the atmospheric engine, the consumption here reaches one liter per 1000 km. Sometimes de-carbonization of the rings helps to eliminate this deficiency. The turbine, like that of the 1.8 engine, serves 200-250 thousand km, but with a mileage of more than 150,000, it begins to take more oil.

A two-liter turbodiesel will most likely delight you with its reliability and lack of investment for repairs up to 200,000 km, provided that the previous owner serviced the car on time and refueled with high-quality fuel. After 200 thousand km of run, the injectors will need to be replaced, and it should be noted that their cost is quite high. Thermostat, by the standards modern cars, lasts long enough and requires replacement every 120 - 150 thousand km. With the same mileage, a pump of the cooling system will be asked for a replacement, but fuel pump lives longer - about 200,000 km.

Transmission

On the Audi A4 (B7) one can find five- and six-speed manual gearboxes, a “Multitronic” variator and a six-speed “Tiptronic” automatic - only on all-wheel drive versions. Mechanical transmission, in general, not killed, but some owners of cars with a mileage of more than 100,000 km complain about fuzzy gear shifting. The clutch, during normal operation, goes up to 150,000 km, closer to 200,000, the synchronizers will have to be replaced. Multitronic, up to 150,000 does not cause any complaints, and after that it may start to enter emergency mode, but you should not be very scared, since this is most likely due to failures in the electronic control unit.

The Audi A4 is equipped with automatic transmission gears from the well-known manufacturer "ZF". If, during acceleration, you feel small jolts, then most likely the problem is in the torque converters. Buying a new torque converter is not a cheap pleasure (about $ 800), at the service you may be offered to repair the old one, but you should not do this, since the repaired part does not last long. The recommendation for extending the life of transmissions is simple - change it a few times every 40-60 thousand km.

Vulnerabilities of the chassis of the Audi A4

Front suspension Audi A4 (B7), four-link, rear - on trapezoidal levers. Many people think that the Audi suspension is not quite for our roads, but this is not true. Under normal operation, the suspension will have to be repaired once, every 100,000 km, but, in fairness, it's worth saying that a lot needs to be invested in this unit. For example, replacing knocked levers in a circle will cost 800 - 900 USD, four shock absorbers (non-original) 300 - 400 USD. On brake system the owners usually do not have any complaints, the pads here are of good quality and can last up to 60,000 km. Closer to 200,000 km, the steering rack will need to be repaired, which will cost 200 - 250 USD.

The all-wheel drive transmission of the quattro version is quite reliable, and all you need to do in it is to make sure that the oil seals do not start leaking, and if a leak occurs, it must be quickly repaired. With a mileage of 150,000 km or more, on many cars a play appears in the bearing of the cardan support, and in order not to have more serious problems, it must be eliminated in time by replacing the bearing.

Electrical equipment

Over time, in the interior of the Audi A4, air flow control, as well as the recirculation system, begin to flounder; in such a situation, usually the reason is the wear of the servos. If your air conditioner stops working, then first check the presence of refrigerant and the tightness of the system, then - the operability of the air conditioner control sensor. If the airbag indicator does not go out during the cold season, then the cause of this failure may be the airbag sensor hanging (try to drive into a heated parking lot, and most likely the problem will be solved by itself).

Outcome:

When buying a used Audi A4, you should understand that the guarantee of your long and joint life with this car, first of all, depends on regular visits to a car service. Once every 15,000 and no less often, be sure to change the engine oil, and the timing belt - every 50,000 km. These cars love fuel High Quality, and we, unfortunately, are not always able to offer them this. Due to the fact that with the onset of cold weather many sensors begin to malfunction, owners often call A4 “sissies”.

Advantages:

  • Design
  • Build quality.
  • The quality of the body metal and paintwork.
  • Balanced suspension.
  • Interior materials.
  • Audio system sound.

Disadvantages:

  • High service cost.
  • Fuel consumption gasoline engines(12 liters per hundred)
  • Increased oil consumption after 100,000 km.
  • Electronics is afraid of frost
  • Small ground clearance.

If you are the owner of this car model, please describe the problems that you had to face during the operation of the car. Perhaps it is your feedback that will help the readers of our site when choosing a car.

Best regards, AvtoAvenu editorial staff

Question 001:
Q: What is DSG? What are DSGs? What is the difference? What cars are installed on?

A:DSG ( from him. DirektSchaltGetriebe or English. Direct Shift Gearbox ) - a family of preselective robotic transmissions with dual clutches, installed on cars of the VAG concern (Audi, Volkswagen, Skoda, Seat).
Type of Clutches Engine location Sizes of engines Drive unit Moment What car models is installed on
DSG7 0AM (DQ200) dry transverse 1.2 -1.8 front 250Nm Audi: A1, A3 (8P - until 2013), TT;
VW: Golf6, Jetta, Polo, Passat, Passat CC, Scirocco, Touran, Ameo;
Skoda: Octavia (1Z - until 2013), Yeti, Superb, Fabia, Roomster, Rapid;
Seat: Altea, Leon (1P - until 2013), Toledo.
DSG6 02E (DQ250) wet transverse 1.4 - 3.2 front / full 350Nm Audi: A3 (8P - up to 2013), TT, Q3;
VW: Golf, Passat, Touran, Scirocco, Sharan, Tiguan;
Skoda: Octavia (1Z - until 2013), Yeti, Superb;
Seat: Altea, Leon (1P - until 2013), Toledo, Alhambra.
DSG7 0B5 (DL501) wet longitudinal 2.0 - 4.2 full 550Nm Audi: A4 (up to 2015), A5, A6, A7, Q5, RS4, RS5.
DSG7 0BT / 0BH (DQ500) wet transverse 2.0 - 2.5 front / full 600Nm Audi: Q3, RS3, TTRS;
VW: Transporter / Multivan / Caravelle, Tiguan.
DSG7 0CW (DQ200) dry transverse 1.2 - 1.8 front 250Nm Audi: A3 (8V - from 2013), Q2;
VW: Golf7, Passat (since 2015), Touran (since 2016); T-Roc.
Skoda: Octavia (5E - from 2013), Rapid (from 2013), Karoq, Scala (from 2019);
Seat: Leon (5F - since 2013).
DSG6 0D9 (DQ250) wet transverse 1.4 - 2.0 front / full 350Nm Audi: A3 (8V - from 2013), Q2;
VW: Golf7, Passat (since 2015), Touran (since 2016);
Skoda: Octavia (5E - from 2013), Kodiaq;
Seat: Leon (5F - since 2013), Ateca.
DSG7 0DL (DQ500)wettransverse 2.0 front / full600NmVW: Arteon, Passat (from 2017), Tiguan (from 2016);
Skoda: Kodiaq.
DSG7 0GC (DQ381)wettransverse 2.0 front / full420NmAudi: A3 (since 2017), Q2;
VW: Arteon, Golf (from 2017), Passat (from 2017); T-Roc.
Skoda: Karoq;
Seat: Ateca.
DSG7 0CK (DL382-7F) wet longitudinal 1.4 - 3.0 front 400Nm Audi: A4 (8W - since 2016), A6 (since 2011), A7 (since 2016), Q5 (since 2013).
DSG7 0CL (DL382-7Q) wet longitudinal 2.0 - 3.0 full 400Nm Audi: A4 (8W - from 2016).
DSG7 0СJ wet longitudinal 2.0 full
(Ulta Quattro, with electromechanical clutch)
400Nm
Audi: A4 (8W - from 2016).
Looking at the table, you can draw some simple conclusions:
1. DSG with "dry" clutches, as a rule, are installed on less powerful engines, because are able to "digest" a smaller moment.
2. If you have 4WD, then you have wet clutches.
3. If you have a DSG and a motor "along", then you have an Audi :-)
4. Apparently, the century of the legendary full drive Audi Quattro with famous Torsen differential coming to an end.
Question 002:
Q: How do I know which box is installed on my car?
A: Option 1: Connect the diagnostic device to the vehicle, enter block 02 - Gearbox electronics and read the identification data. The first three characters of the box ID and mechatronics designate your box.
For example: 0AM 300049H is a seven-speed DSG with dry clutches of the 0AM type. Or 02E 300051R - six-speed DSG with wet clutches type 02E, etc.
Option 2: Look by the VIN-code of the vehicle in the electronic spare parts catalog ETKA.
Option 3: Send the VIN-code of the car to our address, we will check and send you an answer.

Question 003:
Q: How is the S-tronic for Audi different from the DSG for VW / Skoda / Seat?
A:
Nothing. Except for boxes 0B5, 0CK / 0CL and 0CJ, which are installed only on audi.

Question 004:
Q:What kind of oil is used in DSG?
A:For convenience, we have formulated the answer in the form of a table:

Type of Butter Replacement interval (manufacturer recommended)
DSG7 0AM (DQ200)
for the entire service life
DSG6 02E (DQ250)
Refueling volumes:
up to 6.9l - full filling
up to 5.5l - oil change
Filter element: 02E 305 051 C
60 000
DSG7 0B5 Gearbox oil DSG G 052 529
up to 7.5l - full filling
up to 6.7l - oil change
Filter element: 0B5 325 330 A
60 000
DSG7 0BT / 0BH (DQ500) Gearbox oil DSG G 052 182
up to 7.6 - full filling
up to 6.0l - oil change
Filter element: 0BH 325 183 B
60 000
DSG7 0CW (DQ200) In the box: Gearbox oil G 052 512 - 1.9l
In mechatronics: Hydraulic oil G 004 000 - 1l
for the entire service life
DSG7 0D9 (DQ250) In the box: Gearbox oil DSG G 052 182
Refueling volumes:
up to 6.9l - full filling
up to 5.5l - oil change
Filter element: 02E 305 051 C

In the dispenser: G 052 145 - 0.9L

60 000
DSG7 0DL (DQ500)In the box: Gearbox oil DSG G 052 182
Filter element: 0BH 325 183 B

In the transfer case: G 052 145
60 000
DSG7 0GC (DQ381) ATF oil: G 055 529 60 000
DSG7 0CK (DL382-7F) ATF oil: G 055 549 A2
4.35L - full filling
3.5l - oil change
60 000
DSG7 0CL (DL382-7Q) ATF oil: G 055 549 A2
4.35L - full filling
3.5l - oil change
Oil MTF: G 055 529 A2 - 3.8L
60 000
Question 005:
Q:What is mechatronics?
A:Mechatronic (mechatronic, mechatron, valve body, brain) is an electronic-hydraulic gearbox control unit. Perhaps the most important, but at the same time, the most unreliable component in the entire transmission.

Question 006:
Q:What is the difference between mechatronics?
A:
Each type of DSG has its own type of mechatronics. Mechatronics from different DSG types are not interchangeable. Moreover, for some types of DSG, there are several generations of mechatronics that also differ from each other. And for each type and generation of mechatronics, there are many software versions designed for different engines and different gear ratios in the gearbox. In some cases, mechatronics of the same type can be reprogrammed (reflash) to be installed on different cars... You can read more about the firmware.

Question 007:
Q:Which DSG is better / more reliable?
A:
There is no definite answer to this question. Each type of DSG has its own advantages and disadvantages. And the duration of the "life" of any DSG largely depends on the conditions of its operation, such as:
- Ambient temperature. All DSGs do not like overheating, especially DSGs with "dry" clutches, in which the mechatronic has a separate oil circuit and there is no cooling
;
- Driving mode. Those who spend several hours every day in traffic jams have more chances to come to replace mechatronics than those who mainly travel long distances along the highway;
- Driving style. Those who like to "give a corner" and "light up at a traffic light" have a much higher probability of getting a replacement clutch and differential than those who prefer a quiet ride.

Question 008:
Q: I have DSG7 0AM.Do I need to switch the selector to neutral when standing at a traffic light or in a traffic jam?
A: No need.
Unlike conventional manual gearboxes, the clutch on the DSG7 0AM is normally open. And it closes only when the mechatronic starts to extend the clutch release rods. When you (or autohold) hold the car in place by pressing the brake, the mechatronics clutch rods are retracted and the clutches are open. Accordingly, no load is transferred to the gearbox or clutch. In what position the selector knob is in this case - it does not matter.

Question 009:
Q: Over time, there were jerks when changing gears. Previously, the car was running fine, shifting was smooth, but recentlyjerks and shocks appeared when shifting gears. Can this be fixed by reprogramming the box ECU (software update)?
A: No, you can't. The software cannot "deteriorate" over time and cause the CP to malfunction. If the car previously drove correctly, and then stopped, then the problem lies in the hardware, and not in the software.
Reprogramming the mechatronics can only help if the mechatronics was changed and the unit with the wrong software was installed. You can read more about reprogramming.

Question 010:
Q:How to find out the software version in mechatronics?
Question 011:
Q: DSG7 shift knob is locked in position P, how to unlock it in order to shiftbox to neutral?
A: Brief instructions for unlocking the DSG7 0AM selector.


Question 012:
Q: Will changing the oil in mechatronics DSG7 0AM (0CW) help to remove the "kicks" on gear changes?
A: No, it won't help. Such malfunctions are eliminated by repairing the hydraulic part of the mechatronics. In the initial stages, adaptation (basic setting) can help, but rather as an exception than a rule.




Question 014:
Q: After replacing the DSG7 0AM mechatronics, errors "06247 P1867 - Drive data bus no messages from the steering column electronics - J527" and "06227 P1853 Drive data bus implausible message from the ABS control unit" are displayed in the event recorder. How do I remove them?
A:It is necessary to reset the information about the installed components (steering column switches, electric parking brake, etc.). To do this, you need to do a basic installation on channel 69. After the basic installation has been completed, the errors will change from "permanent" to "sporadically" and you can delete them.

When using VCDS software (VAG-COM, VASYA-Diagnost, etc.):
"02-Gearbox electronics" -> "Basic parameters - 04" -> In the "Group" field enter the value 69 -> Press "Read".

When using softwareVAS-PC:
"Self-diagnosis" ->
"02-Gearbox electronics" -> "006-Basic setting"-> In the "Group" field enter the value 69 -> Press "Q".

When using softwareODIS:
"Self-diagnosis" ->"02-Electronics KP" ->"Basic Installation" ->Enter value 69 -> Press "Channel selection".

After the basic installation, the event recorder must be cleaned.


Question 015:
Q:Structurally, DSG7 0AM and DSG7 0CW are practically the same transmissions (DQ200 family), is there any difference between the mechatronics installed on them?
A:
The main difference is the physical and software changes to the electronic control board. In particular, 0CW boards are tied to the vehicle immobilizer system. You can read more about the differences in mechatronics 0AM and 0CW.

For more than two years now Russian market new for sale generation of Audi A4, which became much more interesting than its predecessor, received an upgraded line of engines, transmissions, an all-wheel drive system, and new platform MLB Evo, which is at the heart of the Audi Q7 crossover. The main competitors of the A4 generation B9 are still the BMW 3 Series and Mercedes-Benz C-class, this also includes the Infiniti Q50, Jaguar XE and Lexus IS. Before each of the models, Audi has both its own advantages and moments in which the car clearly loses to its competitors.

One of the main differences between the new generation and the old is the company's complete abandonment of the variator in favor of a robot with two clutches, which was recognized as much more reliable and practical. Now potential owners can choose between a 6-speed manual and a 7-speed S tronic robot (analogue of VW's DSG DQ500).

Audi A4 B9 with manual transmission

Let's start our acquaintance with a mechanical six-speed transmission, although cars of this kind are rarely bought with mechanics, there are still motorists who prefer manual transmissions because of its reliability and the ability to fully drive a car.

Unfortunately, in the new generation with mechanics, you can only choose front-wheel drive, so forget about the legendary combination of four-wheel drive and mechanics, you need a quattro to have to choose a version with a robot.

  • 1.4 liter petrol turbo engine with 150 hp. price from 2 020 000 rubles;
  • 2.0 liter petrol turbo engine with 190 hp. price from 2,170,000 rubles;

Audi A4 B8 S tronic

Many have heard about the poor reliability of robotic transmissions, but only the DSG 7 with a dry clutch was awarded this fame, while the DSG-6 and especially the S tronic with a wet clutch are considered very reliable transmissions with a long resource.

  • 1.4 liter petrol turbo engine with 150 hp. price from 2,100,000 rubles;
  • 2.0 liter diesel turbo engine with 150 hp. price from 2 240 000 rubles;
  • 2.0 liter petrol turbo engine with 190 hp. price from 2,250,000 rubles;
  • 2.0 liter diesel turbo engine with 190 hp. price from 2,360,000 rubles;
  • 2.0 liter diesel turbo engine with 190 hp. four-wheel drive price from 2,444,000 rubles;
  • 2.0 liter petrol turbo engine with 249 hp. price from 2,500,000 rubles;
  • 2.0 liter petrol turbo engine with 249 hp. four-wheel drive price from 2,584,000 rubles;

On the forums, you can often come across the question of which gearbox is better to buy A4 with S tronic or mechanics, which of them is more reliable. There is no unambiguous answer to this question, since everyone must decide for himself that a robot is more suitable for him or still a mechanic. But regarding reliability, the mechanic will definitely be more reliable and cheaper to maintain, but this does not mean that a robot with two wet clutches is not reliable, just mechanics are mechanics. As practice shows, the S tronic can easily pass 100,000 - 150,000 km without maintenance, then it is better to replace the mechatronics and the clutch. We also recommend not to forget about the timely oil change, and it is better to do this at 50,000 km, if the car is often operated in traffic jams in the gas / brake mode.

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