BMW 3 Series G20 (2018-2026) Training manual
BMW 3 Series G20 (2018-2026) Training manual
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.
- Introduction
- Drive Components
- Electrical Machine
- Electrical Machine Electronics
- Introduction
- Connections
- Tasks
- DC/DC converter
- Power electronics for activation of the electrical machine
- High-voltage power management
- Voltage supply for other high-voltage consumers
- Cooling
- Antifreeze and corrosion inhibitor
- High-voltage Battery Unit
- Charging the High-voltage Battery Unit
- Hybrid Brake System
- Low-voltage Vehicle Electrical System
- Bus Systems
- Display and Operating Concept
- Driving modes
- Displays in the instrument cluster
- Displays in Central Information Display
- Load point increase
- Operating Strategy
- Climate Control
- Electrical Heating
- B46TU-B48TU Engines
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General information
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
Training
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
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Functions
The cooling system has 2 operating conditions, which result from its
function:
Cooling OFF
Cooling ON
Cooling OFF operating condition
The "Cooling OFF" operating condition is active when the cell temperature is
in or below an optimal
range. This is generally the case if the vehicle is moved at
Through-loading system
Concept
The cargo area can be enlarged by folding down
the rear seat backrest.
General information
The rear seat backrest is divided at a ratio of 40-20-40. The side rear seat backrests and the
center section can be folded down separately.
The rear seat backrests can be folded down from
the cargo a
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