How to close Audi tt exhaust valve

Audi exhaust valve does not need to be closed manually, and its variable valve exhaust system is equipped with an information receiving processor, namely exhaust ECU, which is used to automatically control the opening and closing of the exhaust valve according to a preset program. The exhaust electronic control unit is usually adjusted according to the engine speed and throttle opening. When the engine reaches the preset speed, the exhaust ECU will automatically open the valve according to the program setting.

In terms of appearance, Audi TT's hexagonal mesh has seven horizontal bars, and the air intake grille is not chrome-plated, which makes the sense of movement more pure. Matrix LED headlights are simple in shape and full of sense of technology. After lighting, the effect is cool, and they are worthy of the reputation of Audi's "lamp factory".

Entering the car, the overall interior of Audi TT looks simple and generous. The center console leans towards the driver's seat. There are three parallel turbine-shaped air outlets in front, and the adjustment button is very scientific. The whole system comes standard with well-wrapped sports seats. Flat-bottomed perforated leather multifunctional steering wheel with shift paddles and metal pedals also adds a lot of sporty atmosphere. 12.3-inch full LCD dashboard has a good sense of technology and rich display information, which can display navigation and various vehicle information in the center of the dashboard.

In terms of power, Audi TT is equipped with 1.8T and 2.0T engine versions, all of which match the 6-speed dual-clutch gearbox. 1.8T engine maximum power 132kW, maximum torque 280n/m; Maximum power 169kW and maximum torque of 2.0T engine are 370n/m. ..

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