Please clarify the distinction between a “DSG” and a standard automatic gearbox. I’m interested in purchasing a Skoda Octavia 1.8 TSI, however the only automatic transmission available is a seven-speed “DSG.” Tim Mould
A) Volkswagen produces the DSG (or Direct-Shift Gearbox), a semi-automatic gearbox. The DSG contains two clutches, in contrast to a regular automatic transmission, which uses a “torque converter” rather than a normal clutch. The next gear is immediately preselected as you choose the current one, allowing for much quicker changes. Because it wastes less energy, the DSG uses less fuel than a torque converter.
The DSG will shift gears for you just like any other automatic transmission, despite the fact that it is technically an automated manual gearbox rather than a true automatic. By pulling up or down on the gearlever, you can also shift gears manually.
Although it costs $1110, you should save some money on fuel by choosing this alternative. The Skoda Octavia 1.8 TSI is more efficient when equipped with the seven-speed DSG gearbox than when equipped with a manual transmission.
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Is DSG preferable to automatic?
In a conventional automatic, the torque converter transfers the engine’s drive to the gearbox, whereas the clutch handles this in a manual. Although a torque converter delivers seamless gear shifts, it is less efficient than a clutch-based system since it consumes a thick hydraulic fluid.
The DSG has one benefit over a traditional automatic transmission: it can predict the gear you’re likely to want next and will have it ready for usage. This enables quick and seamless gear changes. An electronic transmission control unit uses data from the engine speed, road speed, accelerator position, and driving mode to choose the best gear and identify the best shift point. Although some manufacturers’ methods are faster than others, each change can be made in less than four hundredths of a second.
What does DSG intend to achieve?
Unlike an automobile with a manual gearbox, most automated transmissions do not include a clutch pedal. This is due to the lack of a clutch that connects the engine and gearbox.
They substitute a device known as a torque converter instead. When you push the accelerator, this transfers engine power to the gearbox, but when you stop the automobile, it separates the two so the engine can run on its own.
DSG gearboxes adopt a unique strategy. They have a set of electronically operated clutches that the vehicle can automatically engage or release.
The power from the engine is transferred through the gearbox and one clutch to the wheels of the vehicle. The second clutch is engaged as the car’s onboard computer anticipates whatever gear you’ll need next and prepares it.
The computer simply instructs the gearbox to disengage one clutch and engage the other when it determines that it is time to shift gears.
There is no need to worry about the gearbox controlling the clutches.
VW DSG: Is it any good?
Both the six- and seven-speed versions of DSG gearboxes have demonstrated their high level of dependability. Failures are uncommon, but when they do happen, they are usually expensive. These very rare defects are typically discovered in older, higher-mileage cars. A “limp home mode” warning that limits power or juddering and noisy bearings while driving are also telltale signs of a bad gearbox.
Don’t allow the failure stories deter you from purchasing a DSG, especially one in a car with an established service history. Almost all DSG gears operate without issue, and some of them are still going strong after more than 100,000 kilometers on the clock.
Can a DSG be operated like an automatic?
If you are accustomed to operating a conventional automatic transmission, you will have no trouble operating a DSG gearbox if you have familiarity with the latter. Additionally, adaptive cruise control with stop/go capabilities may be an option for vehicles with automatic transmissions. The automobile will therefore automatically slow down to maintain a safe distance from the vehicle in front if you approach slower-moving vehicles in your lane while on a programmed cruise control speed.
Stop/go systems will stop the car completely if traffic comes to a standstill and restart moving once the car in front moves forward, however you might need to give the throttle a blip to indicate you are ready to proceed again. As manual cars would stall without the driver disengaging the clutch, this is not available on them.
How long is a DSG good for?
Since the DSG box uses a wet clutch system and is far softer on the clutches than a human driver, it should survive well over 150,000 miles before needing a new clutch.
Driving a DSG in heavy traffic?
How to effectively operate a DSG transmission in a traffic congestion
- The N position on the gear selector is not advised.
- Avoid regularly alternating the gas and brake pedals while driving relatively small distances.
- Allow the vehicle in front to pass you at a distance of around 5 meters, then follow it in first gear at a slow speed.
Which VW vehicles have issues with the DSG transmission?
The impacted VW models include the Golf, Polo, Jetta, Beetle, Passat, and Caddy. The impacted Skoda models include the Fabia, Rapid, Octavia, Yeti, and Superb. About 23,000 automobiles, according to Volkswagen, may be impacted by the problem, but the company wants to check 40,000 more to be sure.
How quickly can a DSG shift?
Hold your horses Quick-draw Mcgraw, for despite how much you enjoy changing a manual transmission and possibly even believe that you are the fastest shifter in the world. A DSG transmission can change gears in about 8 ms. You won’t be able to shift into the next gear as quickly as one of these rapid-fire automatics unless you have super-shifting abilities.
Can a DSG change gears?
The DSG shifts in a “sequential” way under “normal,” progressive, and linear acceleration and deceleration, i.e., under acceleration: 1st > 2nd > 3rd > 4th > 5th > 6th; with the same sequence reversed for deceleration. While shifting two or more gears, the DSG can also skip the regular sequential procedure by “missing out” adjacent gears. [3] This is particularly noticeable when the car is moving at a comfortable speed in one of the higher gears with a light throttle opening, and the “kick-down” function is subsequently activated. The DSG will skip gears during kick-down,[10] moving to the best gear based on speed and throttle opening. On the seven-speed unit in the 2007 on Audi variants, will not automatically shift to sixth gear maxing out at fifth to keep power available at high RPM while cruising. (This kick-down may be engaged by any increased accelerator pedal opening, and is completely independent of the additional resistance to be found when the pedal is pressed fully to the floor.)
How can I tell whether the Volkswagen I own has a DSG transmission?
Not every Volkswagen and KODA has a Direct-Shift Gearbox installed. There is a very simple test you can use to determine if your car has a DSGjust glance at the top of your gearstick! These three letters are imprinted on the top of the stick if your vehicle has DSG (or sometimes on the body of the stick, facing the rear of the vehicle).
As DSG was initially licensed to the Volkswagen Group, if you’re fortunate enough to own a Volkswagen or KODA, there’s a strong possibility that you’ll encounter these three initials fairly frequently.
Which automatic gearbox is the best?
Unexpectedly, our favorite automatic transmission is the CVT, or continuously variable transmission. These have no geartrain, unlike any other automatic. Instead, the gear ratios are changed using a combination of pulleys and belts.
Fun fact: The CVT gearbox is known to have an endless amount of gear ratios because of the pulleys and belts.
The ideal transmission to use in a city may be a CVT. The TCU of a CVT keeps the engine in its sweet spot because it has an endless number of gear ratios, making this gearbox one of the most effective. These are smooth since there aren’t any physical gears to shift. If it is a stepped CVT, you won’t notice any difference in the shifts when driving gently.
Is manual more dependable than DSG?
In general, DSG will be more dependable than manual. The DSG is undoubtedly the most dependable and possibly the most effective twin-clutch available. The manual offers a ton of cheaper alternatives and is the free choice.
To see how much needs to be changed for the 6MT to be a truly adequate, quality trans, I recommend reading the “How to make your 6MT suck less thread.” DQ381 DSG is perfect out of the box, DQ250 needs a tune-up.
How does TSI work?
What does TSI stand for? A Volkswagen-made gasoline engine is known as a TSI engine. It stands for Turbocharged Stratified Injection and, in essence, describes a turbocharged engine. It advances Volkswagen’s TFSI technology (Turbocharged Fuel Stratified Injection).
What is not possible on a DSG?
Driving is a lot of fun, period. When a manual transmission is added, the fun is increased. The experience of shifting gears and using the clutch mechanically all contribute to the enjoyment. But it’s hard to imagine that automatic transmissions have become commonplace given the shifting rhythm.
These automatic transmissions include torque converters, CVTs, and DSG or DCT. For your information, both DSG and DCT are dual-clutch gearboxes that use a same core gear-shifting concept. The DSG automatic transmission is the subject of discussion today. Volkswagen vehicles often have DSG automatic transmissions; the Polo GT TSI was no exception.
Unfortunately for the BS6 vehicles, Volkswagen does not pair its existing 1.0-liter TSI powertrain with a DSG transmission. Instead, this brilliant motor now has a torque converter that, while not as quick or fluid as a DSG, nevertheless performs admirably.
Regarding its competitors, Hyundai likewise provides its own DCT automatic transmission. The company’s two GDI engines are paired with this quick-shifting gearbox in India. Speaking of which, this line of vehicles offers 1.0-liter and 1.4-liter turbocharged gasoline engines.
Although the DSG automatic transmission is simple to use and provides some incredibly quick and accurate shifts, it is definitely maintenance intensive. In addition, we need to adjust our driving habits in order to protect this transmission.
There are a few things you should never do when using a DSG or dual clutch automatic transmission, so don’t worry. Let’s have some enjoyable lessons before we begin.
Working on a DSG Box
The short version is that a DCT or DSG has two shafts, one for the odd gears and the other for the even gears. Dual-clutch means there are 2 separate clutches for each of the shafts. The second gear on the other shaft is selected and prepared for engagement as the first gear is engaged. The clutch is engaged as the car accelerates, requiring the second gear.
When either we or the transmission downshifts, the same thing occurs. In addition, they require some modifications to our driving techniques so that we don’t damage this speedy transmission. There are a few things you should never do when using a DSG or dual clutch automatic transmission, so don’t worry.
Is a DSG oil change necessary?
Every 40,000 miles, you should change the gearbox oil in your DSG. Your DSG gearbox requires routine oil changes since it is a really brilliant piece of engineering. If the gearbox oil is polluted, the DSG’s internal components will begin to wear down sooner and operate worse. For smoother gear shifting, the gears and double clutches need to be lubricated with fluid.
In essence, yes. Dull DSG oil can overheat the gearbox or wear out the clutches, thus it is important to change it. Warning indicators for this include poor gear selection, power loss, and transmission failure.