LI82-85-P-069555

NTG5.5: High-frequency noise emitted
from center speaker after door is opened
Topic number
LI82.85-P-069555
Version
2
Function group
82.85 Navigation and Communication system (CNS, ICS,
COMAND, FleetBoard)
Date
05-20-2019
Validity
Model 213 with code 531 and code 807.
Model 238 with code 531 and code 807 or code 808, without code 058.
Reason for change
Cause and remedy adjustment
Reason for block
Complaint:
When the door is opened, intermittently a high-frequency whistling noise is heard for approximately 5 seconds from
the center speaker (see video in attachment).
Attachments
File
Description
Noise from speakers.MOV
Noise from speakers
Cause:
Latest COMAND software release may not be compatible with older hardware.
Remedy:
Update COMAND control unit software (E480) scheduled for Regio DVD 09/2019.
For critical cases or follow-up repairs, please open a PTSS case and include the following information:
- COMAND (A26/17) control unit log
- Current quick test
- Video of the complaint
Symptoms
Communication/information / Entertainment / Audio/Sound / Tone setting malfunction
Communication/information / Entertainment / Audio/Sound / Volume adjustment function error
Communication/information / Entertainment / Audio/Sound / Speakers emit no sound
05-20-2019 7:02 PM
© Copyright Daimler AG
CTENORE
Page 1/2
Communication/information / Entertainment / Audio/Sound / Misfire
Communication/information / Communication / Voice output / Malfunction
Control unit/fault code
Control unit
Fault code
Fault text
A26/17 - Audio or COMAND
(Head unit) (HU55)
-
-
05-20-2019 7:02 PM
© Copyright Daimler AG
CTENORE
Page 2/2