The BMW 3 Series G20 training manual is designed to provide detailed information and instructions to BMW technicians and dealership staff regarding the features, systems, and maintenance of the BMW 3 Series G20.
Symbols used
The following symbol is used in this document to facilitate better
comprehension or to draw attention to very important information:
Contains important safety information and informatio
Qualification to work on the high-voltage system of the G20 PHEV (Hybrid
Generation 4.0) can
be acquired via the respective web-based training if the service employee meets
the following
prereq
General information
Coolant consists of water and additives.
Not all commercially available additives are suitable
for the vehicle. Information about suitable additives
is available from a dealer's service center
or another qualified service center or repair shop.
Safety information
Warning
With t
The low-resistance connection between the housing of the high-voltage battery
unit and ground is
a crucial prerequisite for the fault-free function of the integrated isolation
monitoring. This is why it
is important to observe the correct tightening torque for all assembly screws.
It is also impo