Mobile phone in general: The driver is sometimes
poorly understood by the receiver, background noise is occasionally audible during a telephone call
Topic number

LI82.70-P-054226

Version

5

Design group

82.70 Cellular telephone, voice control system (VCS)

Date

02-19-2013

Validity

NTG 4:
Model 207, 212, 218 with code 512 (COMAND Online
with DVD changer) or code 526 (COMAND DVD without
navigation) or code 527 (COMAND Online) or code 528
(COMAND) with code 800 or code 801 without code 088
or 802 without code 088
NTG 4.5:
Model 166, 172, 176, 204, 231, 246 with code 512 (COMAND Online with DVD changer) or code 526 (COMAND
DVD without navigation) or code 527 (COMAND Online)
or code 528 (COMAND) with code 801 or 802 or 803
Model 207, 212, 218 with code 512 (COMAND Online
with DVD changer) or code 526 (COMAND DVD without
navigation) or code 527 (COMAND Online) or code 528
(COMAND) with code 801 with code 088 or 802 with code 088 or code 803

Reason for change

Validity expanded to include GLK

Reason for block

Complaint:

During a telephone call the driver is poorly understood by the receiver or interference / background noise can be
heard on the receiver during a call.
Note:
The customer frequently describes the interference noise / background noise as being similar to a "passing train".

Attachments
File

Designation

Aufnahme Uplink Störgeräusch_9s_TIPS.mp3

The interference noise is audible in recording from 9 seconds onwards.

Cause:

Software in COMAND controller unit (A40/3)

Remedy:
1. NTG 4:

02-19-2013 5:03 PM
© Copyright Daimler AG

DARKRAE

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Model 207, 212, 218 with code 512 (COMAND Online with DVD changer) or code 526 (COMAND DVD without navigation) or code 527 (COMAND Online) or code 528 (COMAND) with code 800 or code 801 without code 088 or 802
without code 088
Perform software update of COMAND controller unit (A40/3) to software release 11/14 with subsequent SCN coding.
If the COMAND controller unit (A40/3) already has the latest software release, SCN coding must be performed manually.
Note:
The remedy is available as of Xentry Diagnostics version 07/12.

2. NTG 4.5:
Model 166, 172, 176, 204, 231, 246 with code 512 (COMAND Online with DVD changer) or code 526 (COMAND DVD
without navigation) or code 527 (COMAND Online) or code 528 (COMAND) with code 801 or 802 or 803
Model 207, 212, 218 with code 512 (COMAND Online with DVD changer) or code 526 (COMAND DVD without navigation) or code 527 (COMAND Online) or code 528 (COMAND) with code 801 with code 088 or 802 with code 088 or
code 803
Perform software update of COMAND controller unit (A40/3).
Note:
The remedy is available as of Xentry Diagnostics version 11/12.

Symptoms
Communication/information / Communication / Mobile phone / Telephone / Poor understanding
Communication/information / Communication / Mobile phone / Telephone / Driver cannot be heard
Communication/information / Communication / Mobile phone / Telephone / Driver can be poorly/hardly heard

Work units
Op. no.

Operation text

Time

Damage
code

Note

8210R EM Telephone function, poor communication quality/interference noise

Validity
Vehicle

Engine

Transmission

A (176)

*

*

B (246)

*

*

C (204)

*

*

CLS (218)

*

*

E (207)

*

*

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E (212)

*

*

GL (166)

*

*

GLK (204)

*

*

M (166)

*

*

SL (231)

*

*

SLK (172)

*

*

02-19-2013 5:03 PM
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DARKRAE

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