This document is a Technical Journal: If symptom of noise occurs from the rear brakes during braking follow advice under service. New brake pads have been implemented for service and production , 2015week34. 31471266 Comfort brake pads, only for cars with VDN code RC02 An improved rear brake disc with changed composition is planned to be available in the end of June 2016, For cars built before chassis number 22196, replace rear brake pads according to VIDA. For cars built after chassis number 22196 or are already have the latest brake pads, try to hold the repair until the new rear brake disc is available.