Audio System - Interference/Noise From Door Speakers

SI B 65 32 09
Audio, Navigation, Monitors, Alarms, SRS

November 2009
Technical Service

SUBJECT
Interference Noise from the Loudspeakers

MODEL
All

SITUATION
Interference noise from the door 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.

CORRECTION
Work through the appropriate test modules integrated in ISTA diagnosis.

Cause 1: Test module W6513_WAS1 Noise from speaker (refer to Attachment A).

Cause 2: Test module B6512_AudioCICR-Speaker (refer to Attachment B).








WARRANTY INFORMATION
Covered under the terms of the BMW New Vehicle Limited Warranty.

ATTACHMENTS








view PDF attachment B653209_Attachment_A.








view PDF attachment B653209_Attachment_B.





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