Mercedes Benz

2010 BMW 335Cic Convertible (E93) L6-3.0L Turbo (N54) Technical Service Bulletin # 653209 Date: 130101 Audio System - Interference Noise From Speakers SI B65 32 09 Audio, Navigation, Monitors, Alarms, SRS January 2013 Technical Service This Service Information bulletin supersedes SI B65 32 09 dated November 2009. [NEW] designates changes to this revision SUBJECT Interference Noise from the Loudspeakers MODEL All SITUATION Interference noise from the loudspeakers can be heard in all audio modes CAUSE Cause 1: The door panel is improperly fitted (torsion, stress, etc.). Cause 2: The loudspeaker wiring or the loudspeaker itself is damaged. [NEW] CORRECTION 1. Perform a vehicle test using the latest ISTA diagnostic software. Note: When the ISTA system message displays: Battery voltage only "XX.XX" V. Please connect charger. Please note the displayed battery voltage reading in the repair order comments section. This documentation is not necessary when part of an approved Technica...