BMW 5 Series 2016-2026 Owners Manual
Owner's Manual for the seventh generation BMW 5 Series. This manual contains important information
on vehicle operation that will help you make full use of the technical features
available in your BMW. The manual also contains information designed to enhance
operating reliability and road safety, and to contribute to maintaining
the value of your BMW.

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On the G30 the 2-wire OABR Ethernet (OPEN Alliance BroadR-Reach) from the G12
is used.
The Ethernet variant with 5 lines (4 data lines and 1 activation line) is still
used on the G30 by the
OBD2 interface to the Body Domain Controller.
Use of 2-wire OABR Ethernet on the G30
The following control
Point A in the heat management module circuit diagram designates the cold
start with an engine that
has completely cooled down.
Cold-start phase, Bx8TU engine
In the cold-start phase, the coolant circulates exclusively via a bypass in
the coolant pump. The rotary
valve in the heat management mod