LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Mercedes Benz >> 2021 >> Metris Van Cargo >> Repair and Diagnosis (Single Page) >> Electrical >> Charging Systems >> Electrical System, Equipment & Instruments (05 Of 11) -- 447 Chassis >> Basic Knowledge >> Caravan Control Unit Control Of Bluetooth(R) Button LED, Function - GF54.21-D-5034TSA
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Caravan Control Unit Control Of Bluetooth(R) Button LED, Function - GF54.21-D-5034TSA

Model 447 

with code JA3 (Intelligent body control.) 

with code XM7 (MOPF II) 

Model 907, 910 

with code JA3 (Intelligent body control.) 

General 

Control is a basic function of the MB Advanced Control, control unit (N175).

The MBAC can control the LED of the Bluetooth® pairing/reset button.

Control LED of Bluetooth® pairing/reset button 

The MBAC can set the status of the LED (switched on or off). To do so, the LED must be connected to the "DO_Wake-UP_Pairing_LED_Switch" interface and be controllable.

  Caravan control unit management of Bluetooth(R) devices, function   GF54.21-D-5033TSA 
  Caravan control unit parameters of Bluetooth(R) antenna, function   GF54.21-D-5035TSA 
  Caravan control unit smartphone app, function   GF54.21-D-5047TSA 
  Overview of system components of caravan control unit Model 907, 910 GF54.21-D-9992TSA
  Overview of system components of caravan control unit Model 447 GF54.21-S-9992TMA