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Home >> Mercedes Benz >> 2021 >> Metris Van Cargo >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical System, Equipment & Instruments (05 Of 11) -- 447 Chassis >> Basic Knowledge >> Caravan Control Unit Additional Display, Function - GF54.21-D-5044TSA

Caravan Control Unit Additional Display, Function - GF54.21-D-5044TSA

Model 447 

with code JA3 (Intelligent body control.) 

with code XM7 (MOPF II) 

Model 907, 910 

with code JA3 (Intelligent body control.) 

General 

The additional display (with code E4M (MBUX multimedia system with 10.25 inch touchscreen)) can be freely positioned in the body. The ventilation slots on the rear must not be covered up here.

Cooling is not required here because the display is equipped with an integrated temperature sensor, and at high temperatures, the background illumination of the display is regulated.

Specification 

A line length of up to 2 m is required to guarantee proper operation.

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