# Service bulletin LI82.85\-P\-053600

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10167031
- Published by NHTSA: 2019\-11\-04
- Manufacturer's number: LI82.85\-P\-053600
- Manufacturer's date: 2014\-02\-21
- NHTSA component: EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT ADAPTIVE/MOBILITY

## NHTSA's summary

The COMAND control unit \(A40/3\) exhibits one or more of the following problems: ? The COMAND control unit \(A40/3\) starts, can be operated and then switches itself off again. This procedure can be repeated continuously \(cyclical reset\). The period of time in which the COMAND control unit \(A40/3\) performs this cyclical reset can vary from just a few seconds to several minutes. ? The COMAND control unit \(A40/3\) cannot be operated using the buttons or via the Audio/COMAND control panel \(A40/9\). Audio may also no longer be available. ? During operation, the Audio/COMAND display control unit \(A40/8\) switches itself off and then on again. This procedure can be repeated continuously. ? No communication can be set up between Xentry Diagnostics and the COMAND control unit \(A40/3\). The COMAND control unit \(A40/3\) does not appear in the quick test of Xentry Diagnostics. Note: These complaints occur mostly with media connected/inserted \(e.g. CD, DVD, USB, SD card, mobile phone, iPod or iPad\).

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2014/MC-10167031-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2014/MC-10167031-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system, Equipment and accessories, Software

## Vehicles listed

- MERCEDES\-BENZ MERCEDES\-BENZ

JSON: [/v1/bulletins/10167031](/v1/bulletins/10167031)

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