2009 Mazda 3 1.6 Center-Line Center-Line

Car is already registered. Battery is unloaded, must be started with star help to drive out of the garage. Window on the right is glued with tape, since here the window on the passenger side has not worked for a few months. As can be seen in the pictures, already some scratches and dents on the car. Accident-free and theoretically still driving. Air conditioning intact, electric until the windows also intact (light, flasher, etc OK) Engine control lamp lights orange - Error: knock sensor