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
SEE MORE:
System overview
G20 PHEV, components of refrigerant circuit
Combined expansion and shutoff valve (interior)
Combined expansion and shutoff valve (high-voltage battery unit)
High-voltage battery unit
Refrigerant lines to high-voltage battery unit
Low-pressure connection (for drawing off, evacuating and f
Replacing the battery
1. Remove the integrated key from the vehicle
key.
2. Place the integrated key underneath the battery
compartment cover, arrow 1, and lift the
cover with a lever movement of the
integrated key, arrow 2.
3. Push battery in the direction of the arrow using
a pointed object and lift it out.
4. Inser
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