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E90 General Vehicle Electrical
Antenna in Outer Door Handles
The antenna in the outer door handles is an integral part of the electronic outer door han-
dle module. The antenna characteristic is structured such that it covers the area about
the vehicle doors.
Antenna in Bumper
The antenna in the rear bumper is of the same design as the interior antennas. It features
a waterproof plug connection to ensure no water enters the antenna.
The antenna characteristic is structured such that it covers the rear area and enables
access to the luggage compartment.
Antennas for the Passenger Compartment
The antenna characteristic is spherical. The entire vehicle interior is covered by the two
interior antennas.
The interior antennas are important for checking whether there is an identification trans-
mitter located in the interior.
Antenna for Luggage Compartment
Due to its design, the luggage compartment acts as a "separate" area in the vehicle. This
arrangement makes it easier for the comfort access system to identify the identification
transmitter in the luggage compartment.
The luggage compartment antenna is of the same design as the interior antenna. The
antenna characteristic is laid out such that it covers the entire luggage compartment.
Interior Antenna
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