"Service Action: Replace Engine Compartment Sound Insulation. The sound insulation in the engine compartment does not seal properly. 1.Left side: Turn the locks (1) 90 degrees counterclockwise. Unlock the catch (2) and remove the cover (3). Manufacturing tolerances and a defect in workmanship may cause the sound insulation to leak water into the DME wiring connector. AFFECTED VEHICLES This Service Action involves F80 and F82 vehicles produced from March 18, 2014 to May 20, 2014. First check if a Service Action label with a code number 698 is already attached to the B-pillar. If a code number 698 has been punched out, the Service Action has already been performed and no further action is necessary. Vehicles which require this Service Action to be completed will show it as ""Open"" when checked either in the ""Service Menu"" of DCSnet (Dealer Communication System) or with the Key Reader."