Audi A5 owners manual page 203

text version of content this owner's manual page from owners manual to the vehicle Audi A5, year of production 2007:

document_0900452a8179700c.book Seite 201 Donnerstag, 22. März 2007 10:19 10 Intelligent technology 201 Power steering (servotronic) • The power steering requires a special hydraulic fluid. The fluid reservoir is located at the front of the engine compartment on the The power steering assists the driver when turning the left ⇒ page 232. The correct fluid level in the reservoir is important steering wheel (with the engine running). for the power steering to function properly. The hydraulic fluid level is checked at the Inspection Service. The power steering assists the driver by reducing the force needed to turn the steering wheel. The degree of power assistance is adapted electronically, depending on the speed. Applies to vehicles: with four-wheel drive If a fault should occur in the servotronic system the power steering Four-wheel drive (quattro®) will still operate. The degree of power assistance will, however, no On quattro models the engine power is distributed to all longer adapt to different speeds. If the electronic regulating system four wheels is not working properly, this is most noticeable when turning the steering wheel at low speeds (for instance when parking) – more General notes effort will be required than usual. The fault should be corrected by On four-wheel drive vehicles, the engine power is distributed to all a qualified workshop as soon as possible. four wheels. The distribution of power is controlled automatically The power steering does not function when the engine is switched according to your driving style and the road conditions. Also refer off. In this case the steering wheel is very hard to turn. to ⇒page199, “Electronic differential lock (EDL)”. If the steering is held at its turning limit when the car is stationary, The four-wheel drive is specially designed to complement the supe- this will place an excessive load on the power steering system. In rior engine power of your Audi. This combination gives the car this case, the power steering system will make noises. It will also exceptional handling and performance capabilities – both on reduce the idling speed of the engine. normal roads and in more difficult conditions, such as snow and ice. Even so (or perhaps especially for this reason), it is important to Caution observe certain safety points ⇒. Do not keep the steering in the full-lock position for longer than Winter tyres 15seconds when the engine is running – this could cause damage Thanks to its four-wheel drive, your car will have plenty of traction to the power steering system. in winter conditions, even with the standard tyres. Nevertheless, we still recommend that winter tyres or all-season tyres should be fitted Note on all four wheels when winter road conditions are expected, mainly • If the power steering should fail at any time or the engine is because this will give a better braking response. switched off (for instance when being towed), the car can still be Snow chains steered. However, more effort will be required to turn the steering On roads where snow chains are mandatory, this also applies to cars wheel. with four-wheel drive ⇒ page 248, “Snow chains”. • If the system is leaking or malfunctioning, please take the car to a qualified workshop as soon as possible. Controls Safety Driving tips General maintenance Self-help Technical data

owners manual Audi A5

owners manual Audi A5 - year of production: 2007 - Audi A5 owners manual EN