The Audi A4

by | Jul 16, 2019 | Audi | 0 comments

Production wagon Audi A4 Avant B9 body began simultaneously with the release of the A4 sedan.
The new generation of these vehicles shows a more sophisticated technologies (eg, such as LED lights, a virtual instrument panel, wireless charging your phone, a new range of assistance systems, etc.) and different from the previous was to increase the size.

Externally A4 Avant wagon stands as a sporty design with a powerful and dynamic profile of the body, its drag coefficient – only 0.26 (although the sedan is even smaller – 0.23).
A4 Avant interior features a new instrument panel with 8.3-inch color display, the new interior colors and materials decorative surfaces, LED lighting as standard equipment, which also includes automatic climate control.

There are two lines of execution: Design and Sport.

The basic equipment includes bi-xenon headlights, alloy wheels 17 “, rain and light sensors, aluminum door sills, leather multi rudder, leather finish gearshift knob, heated front seats, a sound system of 8 speakers total 80 watt multimedia system MMI radio plus, bluetooth-interface.
Execution Sport line is distinguished by alloy wheels with unique design, three-zone climate control, heated steering wheel, sports front seats, upholstery combination.
Optional car features: LED headlights, power liftgate, optional lighting package with color backlight control; projection display and a virtual instrument panel; navigation system with voice control; LTE connectivity, WiFi; sound system Bang & Olufsen c 3D-sound, 15-channel amplifier and 19 speakers, including a subwoofer, with total capacity of 558 watts.

A4 Avant is equipped with petrol and diesel power trains.

Gasoline use TFSI technology combines direct fuel injection with a supercharger.
TDI engines are equipped with a fuel injection system of a new generation of Common Rail.
The car has one of the lowest fuel consumption in its class.
Thus, according to the specifications for the wagon Avant, equipped with two-liter TDI 150 hp, together with robotised seven-speed gearbox S tronic, fuel consumption in the combined cycle is 4.3 l / 100 km.
With a two-liter 190-horsepower TFSI with the same gearbox in the combined cycle is 5.3 liters of fuel to go 100 km.
In version 2.0 TFSI quattro AMT with a power 249 hp
consumption is slightly higher, but still quite modest – 6.1 l / 100 km.
These results were achieved not only through more efficient motors, but also the use of the standard start-stop system and recuperation, as well as through a new automatic transmission equipped with coasting function.


Upgraded fully independent suspension front and rear, lightweight construction chassis with aluminum parts, led to a decrease in noise performance, improve manageability, and increase comfort in general.
Vehicle equipped with a standard electromechanical power steering optionally – dynamic change in force as a function of speed.
Audi Drive Select system allows one-touch buttons to change the characteristics of the systems of the car – is the standard for vehicles with an engine capacity of 190 hp
and above, and as an option a comfortable or sporty suspension electronically controlled damping.


In addition to the complex airbags (front, side, curtain) and the usual set of systems like ABS / EBD / BAS, electronic stability control and traction control system, a part of standard equipment includes: Assistant prevent inadvertent movement, parking aid with rear sensors.
In addition, the options allow you to add equipment: the system of conservation lanes, automatic parking system, the dynamic cornering light system, LED headlights.
The optional Head-Up Display displays the information directly on the windscreen in front of the driver, which allows less distracted while driving.


A4 Avant is perfect for the role of the family station wagon.
For this, it has a very serious indicator of the spaciousness of that is for lovers of long-distance travel.
For example, the luggage capacity of 505 liters, and when folded back row, the trunk volume is increased to 1510 liters.
This is one of the best in class.
It may be noted the high cost of spare parts and exacting high-tech equipment to the serving masters qualification.
On the other hand, special advantages may be noted the high level configuration basic version and the presence of full drive, but only one with the strongest modifications gasoline engine.

Dmitry Petrov

Dmitry Petrov is an engineer who specializes in materials science, and has a deep passion for all things related to automotive technology. He is a true motorhead at heart, and spends much of his free time tinkering with engines and studying vehicular dynamics.


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