How to install FMB640 to MB Actros

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Main Page > Fleet management > FMB640 > FMB640 Manual > How to install FMB640 to MB Actros
1 FMB640 and MB actros.png

Installation proccess

  • Below is shown main installation location:
Installation location
  • Main cables, which should be used – twisted pair of violet and white-brown for FMS/CAN and Tachograph connection. Same line is used to read FMS data and to download Tachograph files. Additionally K-line wire for live vehicle data from tachograph is located in same place violet – white wire:
Locating FMS and K-Line wires
  • Below shown connection of CAN1 pair from FMB6 device to FMS/TACHO line on vehicle and K-line connection to FMB6:
3 FMS and K-Line connection to FMB6
  • To get proper ressistence on CAN circut, needed to disconnected resistence connector which is near tachograph:
Resistence connector location


Resistence connector with attachment


Resistence connector


  • Recommended power source and ignition connection wires:


Power source and ignition wires


More detailed view of Ignition connection:

Ignition detection wire


  • Recommended place for GNSS antenna:


antenna prefered installation location


Installed GNSS antenna


After installation and device configuration of FMB6 (CAN1 should be seletected – FMS/TACHO), you can check if instalation is properly made. Turn on ignition of vehicle and send sms command: “ tachocheck”. If response shows: “Can1:111,F2EF”, 111 -means tachograph properly connected, F2EF - or any other value which is not equal to 0000, means FMS data received also.