Overview - Telephone, Bluetooth Hands-Free
Calling, 9ZX
The Information Electronics Control Module 1 -J794- is
installed with the Microphone Unit In Front Roof Module -R164-
and is exclusively for hands-free calling. The connection to the
Cellular Telephone -R54- takes place via Bluetooth.
The B
Refrigerant Circuit with Expansion Valve and Evaporator
The following illustration shows only the principle of a
refrigerant circuit, the design of the refrigerant circuit in
the respective vehicle can be found in the vehicle-specific
repair manual. Refer to
→ Heating, Ventilation and Air