LI82.62-P-077311

All model series with MBUX NTG7 and code
810 or 811 - audio output is unavailable
Topic number
LI82.62-P-077311
Version
1
Function group
82.62 - Loudspeakers, amplifiers, antennas
Date
1/2/24
Validity
All model series with MBUX NTG7 and sound package
equipment code 810 or 811
Reason for change
Complaint
No audio is output either in radio mode, or with media playback via app, Bluetooth or USB.
In such cases, "Playback not active" is shown in the display.
Cause
Mute line between communication module N112/2 and sound control unit N40/3.
Remedy
Check mute cable (violet) between control units for communication module N112/2 and sound N40/3, including plug
contacts, and repair or replace as necessary.
If the plug contact is deformed, it is imperative that its counterpart at the control unit is also checked.
Symptoms
Communication/information > Entertainment > Radio > No audio
Communication/information > Entertainment > Audio/Sound > Volume adjustment function error
Communication/information > Entertainment > Audio/Sound > Speakers emit no sound
Communication/information > Entertainment > Audio/Sound > Misfire
Operation numbers/damage codes
Op. no.
Operation text
NaN.NaN.NaN NaN:NaN:NaN
© Copyright Mercedes-Benz AG
Time
IKURTIS
Damage
code
Note
82557
Please refer to this TIPS document
during invoicing
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