COMAND(R) - Sys. Errors, Audio And Navigation Complaints
COMAND: System errors, audio and navigation complaints
Topic number LI82.85-P-052602
Version 1
Design group 82.85 Navigation and communication systems (CNS, ICS, COMAND, FleetBoard)
Date 04-05-2012
Validity Model 216 up to VIN #020476
Model 221 up to VIN #243189
Reason for change
Complaint:
In vehicles with COMAND software versions 07.09 and 07.29, the following known fault profiles may occur:
1. System errors:
- No RDS display for certain radio stations.
- Black screen after conference call with route guidance active.
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2. Audio and video complaints:
- No video text available for digital TV stations.
- Volume of audio source is not reduced during navigation announcements.
- Poor radio reception quality and interference noises in radio mode in vehicles with sound system (code 810)
3. Navigation complaints:
- Incorrect vehicle location displayed on navigation card despite good satellite reception.
- Faulty satellite coordinates: "East" displayed instead of "West".
- The navigation data version can only be read out incompletely via DAS.
In vehicles with COMAND software version 06.32, the following known fault profiles may occur:
1. System errors:
- The backup camera picture is temporarily not shown.
- Only one telephone number from the telephone is transferred into the address book of the COMAND.
- Accessing mobile phone voice messages via speed dial "1" does not function.
2. Audio and video complaints:
- In TV mode the sound is automatically muted even though reception is good.
3. Navigation complaints:
- "Now turn right" instructions come too late, especially on small traffic circles.
- Faulty description of destinations in recent destinations.
In vehicles with COMAND software version 06.12, the following known fault profiles may also occur:
1. System errors:
- Resetting of COMAND controller unit with more than 10 lanes.
- Connection to waiting caller is disconnected when a second caller is rejected.
- When switching between the "123" and "ABC" view in the address book, the marked entry is the only one that is not changed.
2. Audio and video complaints:
- Faulty power-up behavior of the COMAND controller unit: Empty radio station list, no sound present.
3. Navigation complaints:
- Inaccurate or implausible driving instructions when route guidance is active, incorrect route guidance.
In vehicles with COMAND software version 05.50, the following known fault profiles may also occur:
1. System errors:
- Address/phone book function error.
- COMAND remains in the telephone menu after a telephone call is ended.
2. Audio and video complaints:
- During call setup, crackling noises may be heard from the speakers (subwoofers).
- Sound interruption due to cyclic resetting of TV tuner.
- TV tuner causes recurrent hissing noises; no TV station list.
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- Improvement of audio quality in analog TV mode.
In vehicles with COMAND software version 05.28 or earlier, the following known fault profiles may also occur:
1. System errors:
- Sporadic resetting of the COMAND controller unit and the UPCI portable CTEL holder (A34/15).
- Malfunction when adjusting the multicontour seat (MCS) with the central operating unit, user interface hangs.
- Address/phone book shows only one entry in the COMAND controller unit.
2. Audio and video complaints:
- No sound present / radio station list present. The instrument cluster display shows "Audio off".
- Faulty radio last mode behavior after an idle time > 6 h.
- TV autostore list: Selected station is not marked with a dot.
- TV autostore list: After autostore the selected station appears twice.
- MP3 tracks are interrupted at the beginning.
- Audio CDs are not always recognized.
3. Navigation complaints:
- No blue route on the map after scrolling.
- Navigation map is not displayed.
- Navigation does not show a correct position for more than 5 min.
Cause:
COMAND (A40/3) software.
Remedy:
Install software from SDflash Telematics CD (ECE: A 221 827 74 59-0001/A 216 827 17 59-0001, USA: A 221 827 70 59-0001) using DAS
(available as of DAS 11/2008). After the update, the software version of the COMAND controller unit (A40/3) is 08.03 and that of the sound audio
tuner (N93/1) is 08.25.
Please place the attached insert relevant to the modified function (see below) in the vehicle owner's manual so that the additional information is
available.
Note:
The voice tags in COMAND are deleted by the update.
Note on functional changes:
Software version 08.03 introduces the following functional changes:
- The AUX IN inputs of the TV combination tuner can be shown as entries in the TV station list
Software version 07.09 introduces the following functional changes:
- The remaining distance and arrival time can be displayed in the full picture map via menu "Map display"
- Introduction of "Bird's-eye view" map display
- Discontinuation of RDS TMC status indication in fullscreen map
- New interface and extension of address book function
- Extension of telephone keypad function
- "Now turn right" instruction omitted on small traffic circles
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- PCMCIA card can be selected via button "Disc/Radio"
- Closing a TA message in the display terminates the traffic announcement
- Driving instructions can be muted by pressing the mute button once during a navigation announcement
- wma files can be played (only with current COMAND hardware)
- TMC functionality for Spain, Norway, and USA available (only in combination with map data 5.1 ECE or 4.0 USA)
- Additional routing options for USA
- Introduction of DAB (digital audio broadcasting) as special equipment (only Great Britain)
- Introduction of satellite radio in Canada
- Introduction of an AUX-IN jack in the glove box Note: The AUX-IN function in the video menu is only present on vehicles with AUX-IN jack.
Software version 06.32 introduces the following functional changes:
- TMC functionality available for France (only in combination with map data 4.0 ECE)
- Volume of vehicle speakers regulated via a controller on the display of the rear entertainment system
Software version 06.12 introduces the following functional changes:
- Range of functions of rear entertainment system extended: TV station selection in rear, MP3 and DVD audio functionality (only with current
hardware of rear entertainment system)
- Seat firmness setting no longer available on new vehicles (function is retained with software update on "old vehicles").
Software version 05.50 does not introduce any functional changes.
Attachments
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Symptoms
Supplement to the S - and CL - Class Owners Manual
Cover
Page 59
Index
Page 60
Deutsch Version Supplement
Page 61
English Version Supplement
Page 62
Francais Version Supplement
Page 63
Espanol Version Supplement
Page 64
Portugues Version Supplement
Page 65
Italiano Version Supplement
Page 66
Nederlands Version Supplement
Page 67
Dansk Version Supplement
Page 68
Svenska Version Supplement
Page 69
Suomi Version Supplement
Page 70
Pyccknn Version Supplement
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