MBUX multimedia system (CONNECT907 or HU6): The 7"
central display remains dark - the radio can still be operated
Topic number

LI82.85-N-070618

Version

2

Function group

82.85 Navigation and Communication systems

Date

02-19-2020

Validity

Model 907 with code E3M-E1E (MBUX 7-inch without navigation)
Model 907 with code E3M+E1E (MBUX 7-inch with navigation)

Reason for change

Title, remedy and validity updated.

Reason for block

Complaint:
1.
2.
3.
4.

During the journey, the audio/COMAND display (A40/8) temporarily goes dark.
The audio/COMAND display (A40/8) is permanently dark.
Vertical or horizontal stripes on the display.
Sporadic failure of the touchscreen function on the audio/COMAND display (A40/8).

With all complaints, the MBUX multimedia system (A26/17) can still be operated via the head unit control panel
(N72/11) or the head unit button group on the multifunction steering wheel (S163/1).
-> Continue with remedy 1 or 2.
If the MBUX multimedia system (A26/17) can no longer be operated, observe the following GIs:
•
•

Model 907/910 with code E3M-E1E (MBUX 7-inch without navigation) -> GI82.85-N-069428
Model 907/910 with code E3M+E1E (MBUX 7-inch with navigation) -> GI82.85-N068890

Cause:
1.
2.

Connector coupling 1 on audio/COMAND display (A40/8) or
Hardware fault of audio/COMAND display (A40/8).

Remedy:
1.
2.

Check connector coupling 1 on the audio/COMAND display (A40/8) for secure attachment and for any widened
pins.
If the complaint remains, replace the audio/COMAND display (A40/8).

Warning: Due to the recent spate of provisional replacements of the display, we'd like to use this opportunity to remind
you that the following requirements have to be met before replacing a display:
- The MBUX multimedia system (A26/17) can still be operated via the head unit control panel (N72/11). (Volume, station search, change source, etc.)
- The MBUX multimedia system (A26/17) can still be operated via the head unit button group on the multifunction
steering wheel (S163/1). (Volume, station search, change source, etc.)
02-19-2020 11:39 PM
© Copyright Mercedes-Benz AG

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If these requirements are not met, the replacement of component parts or invoicing of materials or wage costs via
warranty or goodwill is not permitted.
Note: If replacing the audio/COMAND display (A40/8), please add a reference to this LI in the "Notes" section of the
warranty claim!

Symptoms
Communication/information / Entertainment / Screen/display / Display dark -System running
Communication/information / Entertainment / Screen/display / Miscellaneous
Communication/information / Information display / Displays / Multifunction display / Function / Malfunction
Communication/information / Entertainment / Screen/display / Display lighting faulty

Operation numbers/damage codes
Op. no.

Operation text

Time

82-9310

REPLACE DISPLAY ON INSTRUMENT 0.5
PANEL (AFTER CHECK)

82-0703

CHECK SCREEN

0.1

54-7943

REPAIR AUDIO/COMAND DISPLAY
WIRING HARNESS

0.2

Damage
code

Note

8206M E9

Remedy 1 (expose display) or remedy 2 (replacement of display)
Remedy 1 (check connector coupling for secure attachment and for
any widened pins)

510AV 74

Remedy 1 (rework wiring harness)

Validity
Vehicle

Engine

Transmission

Sprinter 907

*

*

02-19-2020 11:39 PM
© Copyright Mercedes-Benz AG

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