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2009 Aud A4 Cabriolet HighlightsTechnology

The A4 Cabriolet employs the latest in Audi advanced technology featuring a number of driver-assist programs as well as several convenience technologies.

Audi Navigation System Plus

The available DVD-based

Audi Navigation System

The global positioning Audi navigation system helps the driver get to their chosen destination.

Audi Navigation system
plus features a full-color 6.5 inch LCD screen and MMI®-inspired control logic for AM/FM radio functions, a six-CD changer in the glove box, and two SD® card slots for your MP3 music. Navigation information is given as audible route-guidance prompts and turn arrows via the color driver information system as well as a detailed color map on the main screen; five languages are available.

quattro® All-wheel Drive

In Audi vehicles with a longitudinal engine configuration,

quattro®

Audi's quattro® permanent all-wheel drive, has had over 25-year-long tradition.

quattro®
is essentially a mechanical system with a self-locking

Center Differential

To compensate for the different wheel velocities between the front and rear suspensions, quattro® permanent all-wheel drive has an additional center differential between the front and rear suspensions.

center differential
and continuously variable

Torque

Torque is what causes rotational speed to change. Just as greater net forces cause greater linear accelerations, greater torques cause greater rotational or angular accelerations.

torque
distribution. Available on the A4 Cabriolet, quattro® instantly responds to wheel speed differences and dynamically adjusts power to the wheels with the best traction. It is supported by advanced electronic control systems that together offer numerous benefits over other all-wheel drive systems. The latest version of quattro® offers sports car-like performance and handling with uncompromised all-wheel drive traction. The power of quattro® is its ability to inspire driver confidence, giving you traction when you need it, where you need it, regardless of road conditions.

FSI® Direct Injection

Audi has been at the forefront of

FSI® Direct Injection

FSI® Direct Injection technology increases the torque and power of spark-ignition engines, making them as much as 15 percent more economical and reducing exhaust emissions.

FSI® direct injection
technology development with impressive results. This technology increases the torque and power of the engine, making it more economical, as well as reducing exhaust emissions. More power, better economy and reduced emissions.