Audi A4: Body

 Battery

Battery general information Because of the complex power supply, all work on batteries such as disconnecting, replacing, etc., should only be performed by an authorized Audi dealer or authorized Audi Service Facility. Multiple batteries with different technologies may be installed in your vehicle:

 All wheel drive (quattro)

Description Applies to: vehicles with all wheel drive The all-wheel drive system distributes the driving power variably to the front and rear axle to improve the driving characteristics. It works together with selective wheel torque control, which can activate when driving through curves. Applies