Audi A4 B8 (2007-2015) - everything you need to know

The B8 is the latest iteration of the well-known and appreciated A4 model from the Audi stable. Although each generation of it could claim the title of "premium" car, the B8 version comes closest to this term. The classic body line has been slightly sportier, the interior has been enlarged and all engine versions have been upgraded. The Audi A4 B8 is certainly of interest. However, he has several ailments - and they are worth getting to know.

What will you learn from this post?

• Audi A4 B8 – what distinguishes this generation?
• What engine versions does the Audi A4 B8 offer?
• Who is the A4 B8 best for?

Shortly speaking

Audi A4 B8 is the fourth generation of the model, produced in 2007-2015. It differs from its predecessors in a more modern body line and a slightly more spacious interior. Those who wish to purchase the "eight" in the secondary market can choose from several engine options, both gasoline and diesel. Typical model malfunctions include problems with the gearbox, timing chain stretch, mass flywheel and diesel particulate filter.

1. Audi A4 B8 - history and characteristics of the model.

The Audi A4 is a car that needs no introduction. This is one of the most popular models of the German brand and at the same time one of the most bought D-segment cars. Its production began in 1994. Initially, only a sedan was available, but over time, a station wagon called Avant and a quatro version with all-wheel drive appeared.

The A4 is the direct successor to the iconic A80, which can be seen in the nomenclature of subsequent generations. The latest version of the "eighty" was marked with the factory code B4, and the first A4 - B5. The last, fifth generation of the model (B2015) debuted in 9 year.

In this article we will give a master class version B8, produced in 2007–2015. (in 2012, the model underwent a facelift), because it is the most popular in the secondary market. Although it resembles its predecessors in style, it looks much more modern - in part because it was created on a modified floor slab. Its dynamic lines clearly show the influence of the sporty Audi A5. B8 also compared with previous versions more spacious interior - this is due to the increased length of the body and wheelbase. Balance, and hence driving performance, has also improved.

The GXNUMX is comfortable to ride even over long distances. The cabin, as usual in Audi, is distinguished by high ergonomics, and all interior elements, including the upholstery, are made of high-quality, durable materials. For this reason however, you should be careful when purchasing... Dishonest sellers can take advantage of this durability of an interior to exploit it, making it trustworthy due to its low, skewed mileage.

The fourth generation of the Audi A4 debuted the Drive Select system, which allows you to change the driving mode (from comfortable to sporty), and the MMI system, which allows you to conveniently use various functions of the car.

2. Audi A4 B8 – engines

They appeared in the Audi A4 B8. new petrol TFSI engines... All of them are equipped with a timing chain drive and direct fuel injection, which reduces the profitability of a possible LPG installation. Petrol versions A4 B8:

• 1.8 TFSI (120, 160 or 170 hp) and 2.0 TFSI (180, 211 or 225 hp), both turbocharged
• 3.0 V6 TFSI (272 or 333 hp) with compressor,
• 3.2 FSI V6 naturally aspirated (265 hp),
• 3.0 TFSI V6 (333 hp) in the sporty S4
• 4.2 FSI V8 (450 hp) in a sporty RS4 with quattro drive.

Diesel engines were also upgraded on the B8. In all versions instead of unit injectors common rail injectors... All versions are also equipped with variable geometry turbocharging, dual-mass flywheel and particulate filter. Diesel engines on B8:

• 2.0 TDI (120, 136, 143, 150, 163, 170, 177, 190 km),
• 2.7 TDI (190 km),
• 3.0 TDI (204, 240, 245 KM).

Especially in demand in the secondary market. version 3.0 TDI, known for its excellent performance and great work culture.

3. The most frequent malfunctions of the Audi A4 B8

While the fourth generation Audi A4 is not considered problematic enough, the designers have not avoided a few mistakes. First of all, we are talking about. emergency gearbox Multitronic or problems with electronics and xenon headlights, which are often disappointing with their lifespan. A known issue with S-tronic dual clutch transmissions is the need to replace the clutch. For almost each of the engine versions, it is also possible to eliminate their specific malfunctions.

The oldest gasoline units 1.8 TFSI are faulty with tension timing chain and excessive consumption of engine oil due to the use of piston rings that are too thin. As is often the case with direct injection engines, carbon deposits build up in the intake manifold, so the cost of regularly cleaning or replacing this part must be considered. In the top version 3.0 V6 TFSI, there were also cases of cylinder block breakage. The naturally aspirated 3.2 FSI engine is considered the most durableHowever, there were mistakes - ignition coils often fail.

What about diesel failure rate? The 2.0 TDI CR engine should be the least problematic, especially in the 150 and 170 hp versions.which made its post-facelift debut in 2013 and 2014. Engines 143 hp (code CAGA) - this is a problem that is a problem - the fuel pump peels off, which means dangerous metal filings can enter the injection system. In the 3.0 TDI unit, the timing chain may need to be replaced, which is not cheap entertainment - the cost is about 6 zł. For this reason, when looking for an "eight" with this bike, it is worth choosing a copy with an already replaced timing.

Audi diesel engines also suffer from typical diesel engine malfunctions involving mass flywheel and particulate filter. When buying a used A4 B8, it is also worth checking the condition of the turbocharger and injectors.

4. Audi A4 B8 - for whom?

Should you buy an Audi A4 B8? Definitely yes, even in spite of typical malfunctions. Classic, elegant design may please, excellent driving performance and dynamic engines provide an enjoyable driving experience... On the other hand, quality interior trim and body corrosion resistance are also a must.

However, it should be borne in mind that the fourth generation Audi A4, like any other, can be expensive to operate... This is definitely an option for the conscientious driver who thinks that excellent handling and exemplary performance sometimes just have to cost. You have to be vigilant when looking for the perfect aftermarket - a test drive and a thorough inspection of the car, preferably in the company of a reliable mechanic, is essential, of course, but you should also read the car's history report. The VIN number of the Audi A4 B8 is located on the right side reinforcement, next to the shock absorber seat.

Finally got your dream Audi A4 B8 in your garage? Bring them to perfect condition with the help of avtotachki.com - here you will find spare parts, cosmetics, and working fluids. Thanks to the search engine by model and engine version, shopping will become much easier!

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