Does the Audi A6 have a rear wiper?

[LeonardoFitz]

Audi A6 has a rear wiper. The functions of the wiper include: Helping the vehicle maintain a safe distance from the center line of the left lane; Assisting the driver in determining the position of the left wheels; Aiding in judging the position of the right wheels; Supporting the estimation of the distance between the vehicle's right side and the roadside; Facilitating parallel parking; Removing raindrops and dust attached to the vehicle's windshield. The method to replace the wiper is: Lift the wiper arm away from the windshield and keep it perpendicular to the windshield, then press the tab and remove the old wiper blade, finally insert the new wiper and rotate it until the hook snaps into place.