BMW 3: External features
BMW 3 Series G20 (2018-2025) Training manual / High-voltage Battery Unit / External features
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Three signs are attached to the housing of the high-voltage battery unit: 1
type plate and 2 warning
stickers. The type plate provides logistical information (e.g. part number) and
the key technical
Electrical connections
The high-voltage battery unit also has a signal connection, as well as the
high-voltage connection.
The high-voltage battery unit is integrated in the refrigerant circuit in order
for it to be cool
Cooling system
To increase the service life of the high-voltage battery unit and obtain the
greatest possible power, it
is operated in a defined temperature range. The high-voltage battery unit is
essentially oper
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Event Data Recorder EDR
This vehicle is equipped with an event data recorder
EDR. The main purpose of an EDR is to
record, in certain crash or near crash-like situations,
such as an air bag deployment or hitting a
road obstacle, data that will assist in understanding
how a vehicle's systems performed. The
EDR is designed t
Changing wheels and tires
Mounting and wheel balancing
Have mounting and wheel balancing carried out
by a dealer's service center or another qualified
service center or repair shop.
Wheel and tire combination
General information
You can ask the dealer's service center or another
qualified service center or repair shop
about
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